## COPY OF THE ACTUAL__RULE 

## 40CFRPart 51, AppendixV, 2.1(d)NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES
CHAPTER Env-A 800 TESTINGAND MONITORING PROCEDURES

Statutory Authority: RSA 125-C:6, XI, XII REVISION NOTE: Document #5505, effective 11-15-92, made extensive changes to the wording, format, structure, and numbering of rules in Chapter Env-A 800 . Document #5505 supersedes all prior filings for the sections in Chapter Env-A 800

. The prior filings affecting rules in former Chapter Env-A 800 include the following documents: #120, eff 8-31-73 #2332, eff 4-29-83

#721 .9, eff 12-7-75 #2938, eff 12-27-84 #1376, eff 7-1-79 #4703, eff 11-16-89 #1717, eff 1-19-81 #4718, eff 12-6-89 #2092, eff 7-20-82 #4894-a, eff 8-1-90 #2289, eff 12-30-82 (Emergency Rule) 5033, eff 12-27-90 Document #5505 also readopted with amendments Chapter Env-A 900 and Part Env-A 1204. See source notes to those rules. PART Env-A 801 PURPOSE ANDAPPLICABILITY Env-A 801 .01 Purpose. The purpose of this chapter is to establish minimumtesting and monitoring procedures, calculation procedures, standards, and requirements in order to determine compliance with applicable state and federal statutes and rules. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92, EXPIRED: 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED: 3-26-99 New . #7788, eff 10-31-02 Env-A 801 .02 Applicability. (a) An owner or operator ofa stationary source, area source, or device, required to perform testing or monitoring to determine compliance with RSA 125-C, any permit issued by the division, or the requirements of other provisions of Env-A 300 et seq., NHRules Governing the Control of Air Pollution, shall followthe procedures specified herein. (b) The owner or operator of a source subject to Env-A 3200, NOx Budget Trading Program, shall comply with the testing and monitoring requirements specified in this chapter and in Env-A 3200, but shall followthe requirements of Env-A 3200 in case ofconflict between the 2 chapters. Source. #7788, eff10-31-02NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES PART Env-A 802 COMPLIANCE STACKTESTING FOR STATIONARY SOURCES Env-A 802.01 Purpose. The purpose ofthis part is to establish minimumstandards and requirements for performing compliance stack tests to ensure that the collected data are accurate and representative of source operations. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92, EXPIRED : 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED : 3-26-99 New . #7788, eff 10-31-02 Env-A 802.02 Stack Testing Requirements. (a) Acompliance stack emissions test shall conformto the following: (1) The general requirements of 40 CFR60.8(a), (b), (d), (e), and (f) ; and (2) The test methods contained in 40 CFR 60, Appendix A, 40 CFR 51, Appendix M, or any other EPA-promulgated stacktest method. (b) An owner or, operator shall sample emissions at locations and sampling points that will provide representative measurements ofthe actual emissions during source operation at the time ofthe test. (c) The owner or operator shall performa stratification check at each measurement location where a determination ofa gas concentration is required. (d) A stratification check shall be accomplished by measuring the pollutant or diluent, oxygen or carbon dioxide gas concentration in accordance with the EPA Emission Measurement Technical Information Center Guideline Document, GD-025, Determination of the Presence of Stratification of Gaseous Pollutant and Diluent Emissions for Continuous Emission Monitor or Reference Method Relative Accuracy Locations, June 21, 1994. (e) If stratification does not exist, a single point gas/diluent measurement location shall be acceptable within the inner 50percent area ofthe duct or stackcross section. (f) Ifstratification exists, the owner or operator shall obtain samples either at locations across the stack diameter equivalent to those specified in 40 CFR 60, Appendix B, Performance Specification 2, paragraph 3.2, or the locations specified in 40 CFR60, Appendix A, Method l . Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92, EXPIRED : 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED : 3-26-99 New . #7788, eff 10-31-02 Env-A 802.03 Pre-test Notice. (a) At least 30 days prior to the commencement ofsource testing, the owner or operator shall notify the division ofthe date(s) of any planned compliance stack testing.NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (b) The division shall require the rescheduling of any compliance stack emissions test if the staff necessary to observe the test are not available. _Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92, EXPIRED : 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED : 3-26-99 New . #7788, eff 10-31-02 Env-A 802.04 Pre-test Protocol . At least 30 days prior to the commencement of source testing, the owner or operator shall submit to the division a pre-test protocol with the following information: (a) The facility name, address, telephone number, and contact; (b) The name ofthe contractor testing company, company contact, and telephone number; (c) The reasons for performing the compliance stack test; (d) A complete test programdescription; (e) A description ofthe process or device to be tested; (f) Adescription ofthe operational mode ofthe process during the testing period; (g) Alist of operational and process data to be collected; (h) Alist oftest methods to be used; (i) A description of any requested alternatives or deviations fromstandard EPA testing methods or from the requirements ofthis part; (j) Alist ofcalibration methods and sample data sheets; (lc) A description ofpre-test preparation procedures; (1) Alist ofsample collection and analysis methods; (m) A description ofquality assurance procedures specific to the testing; (n) A description of standard operating procedures (SOPs) for laboratory analysis of samples, or reference to SOPs already on file with the division; and (o) A description of facility safety/emergency response procedures applicable to the area of the facility in which the test will occur. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92, EXPIRED: 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED : 3-26-99 New . #7788, eff 10-31-02 Env-A 802.05 Pre-test Meeting. (a) At least 15 days prior to the test date, the owner or operator and any contractor retained by the owner or operator to conduct the test shall meet with a division representative in person or over the telephone.NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (b) The details of the test, the testing schedule, and the process conditions under which the data shall be collected, shall be finalized at thepre-test meeting. (c) Apre-test meeting may be held less than 15 days prior to the test date so long as implementation of any testing or operation changes resulting fromthe meeting can be carried out prior to the scheduled test date and the scheduled test integrity is notjeopardized. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92, EXPIRED : 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED : 3-26-99 New . #7788, eff 10-31-02 Env-A 802.06 Repeating a Compliance Stack Test. An owner or operator that repeats a compliance stack test on the same source shall not be required to submit another pre-test protocol or attend another pretest meeting as specified in Env-A 802.04 and Env-A 802.05, providedthat the following conditions are met: (a) The owner or operator uses the same stacktesting contractor; (b) The owner or operator follows all stack test and plant operating conditions specified in the previously accepted pre-test protocol or any deviations fromthe previously accepted pre-test protocol are specified in detail in the letter described in (d) below ; (c) The division approved the previous stack test as submitted by the owner or operator and the stack testing contractor; and (d) The owner, operator, or stack testing contractor submits a letter to the division referencing the previously approved pre-test protocol and pre-test meeting and identifying in detail any deviations fromthe previously accepted pre-test protocol or pre-test meeting. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92, EXPIRED : 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED : 3-26-99 New . #7788, eff 10-31-02 Env-A 802.07 Scheduling Changes. (a) The owner or operator shall notify the division by telephone, fax, or electronic mail prior to any changes in the testing schedule for a compliance stack test. (b) The owner or operator shall obtain prior approval fromthe division, which shall be based on staff availability, ofany new date for a compliance stacktest. ' Source. #7788, eff 10-31-02 Env-A 802.08 Calibration Data for Stack Sampling Equipment . (a) The owner or operator shall provide calibration data for any sampling equipment used during the compliance stack testing to the division uponrequest during the day oftesting.NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (b) The owner or operator shall provide copies of all calibration and field test data taken during the testing, including failed runs, to the division upon request. Source. #7788, eff 10-31-02 Env-A 802.09 Alternative Testing Methods During a Test . The division shall approve deviations from the agreed-upon test method or pre-test protocol ifthe following criteria are met: (a) The owner or operator informs division personnel assigned to the stack test ofthe following: (1) The deviation fromthe testing method or planned operational mode ofthe source; (2) The reason(s) for the deviation; and (3) The implications ofsuch a deviation; and (b) The owner or operator provides technical justification showing that allowance of such deviation will not affect the accuracy ofthe compliance stack emissions test. Source. #7788, eff 10-31-02 Env-A 802.10 Operating Conditions During a Stack Emissions Test. A compliance test shall be conducted under one ofthe following operating conditions: (a) Between 90 and 100percent, inclusive, of maximumproduction rate or rated capacity; (b) Aproduction rate at which maximumemissions occur; or (c) At such operating conditions agreed upon during a pre-test meeting conducted pursuant to Env-A 802.05. Source. #7788, eff 10-31-02 Env-A 802.11 Report Submission Requirements . (a) Except as provided in (b) below, the owner or operator shall submit a report to the division documenting the results of the compliance stack emissions test no more than 60 days after completion of testing.(b) When conducting a quality assurance/quality control audit in accordance with Env-A 808, the owner or operator ofthe source shall submit a report to the division documenting those results in accordance with Env-A 808.07(b) . (c) The compliance stack emissions test report shall contain the following information: (1) All the information required for the pre-test protocol as described in Env-A 802.04; (2) All test data; (3) All calibration data; (4) Process data agreed by the division and the owner or operator to be collected; (5) All test results; (6) A description of any discrepancies or problems that occurred during testing or sample analysis;NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (7) An explanation of how discrepancies or problems were treated and their effect on the final results; and (8) A list and description of all equations used in the test report, including sample calculations for each equation used. Source. #7788, eff 10-31-02 PART Env-A 803 NO x RACT TESTING REQUIREMENTS Env-A 803.01 Purpose. The purpose of this part is to specify oxides of nitrogen (NOx) testing requirements for demonstration ofcompliance with Env-A 1211 . Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92, EXPIRED: 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED: 3-26-99 New . #7788, eff 10-31-02 Env-A 803.02 Compliance Stack Testing for NOx. (a) Except for those devices specified in Env-A 803.03 and those sources whose owners or operators opted out of the NOx RACT regulation in accordance with Env-A 1211 .01(n), owners and operators of all sources subject to Env-A 1211 shall conduct an initial compliance stack test in accordance with Env-A 802 to demonstrate compliance with the NOx RACT emission limits or NOx RACT air pollution control technology requirements specified in Env-A 1211 .03 through Env-A 1211 .13. (b) An owner or operator subject to (a) above, shall conduct the initial compliance stack test by the following date:

(1) For an existing device, such testing shall be performed within 120 calendar days ofthe date when the device becomes subject to Env-A 1211 ; or (2) For a new

source or device, such testing shall be performed within 60 days ofachieving the maximum

production rate but no later than 180 days fromstartup. (c) Except for those devices specified in Env-A 803.03, those sources whose owners or operators opted out of the NOx RACT regulation in accordance with Env-A 1211 .01(n), and those sources with a NOx continuous emission monitoring systemcertified, operated, and maintained in accordance with Env-A 808, all owners or operators of stationary sources subject to Env-A 1211 shall conduct periodic compliance stack testing in accordance with Env-A 802. (d) An owner or operator subject to (c) above, shall conduct periodic compliance stack testing at least once every 3 years after the date ofthe initial compliance stack test to demonstrate compliance with the NOx RACT air pollution control requirements specified in Env-A 1211 .03 through Env-A 1211 .13. (e) For a stationary source meeting the applicability requirements of (a) and (c) above, the following test methods shall be used as applicable:

(1) Method 7, 7A, 7C, 7D or 7E as described in 40 CFR 60, Appendix A, to determine NOx concentrations in stack gases; (2) Method 10 as described in 40 CFR 60, Appendix A, to determine carbon monoxide concentrations in stack gases; 6 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (3) Methods 1 and 2, 2C, 2F, 2G, or 2H, as described in 40 CFR 60, Appendix A, to determine the exit flow

rate ofstack gases; (4) Method 3 or 3A as described in 40 CFR 60, Appendix A, to determine carbon dioxide, oxygen, excess air and molecular weight, dry basis, of stack gases; and (5) Method 4as described in 40CFR60, Appendix A, to determine the volume fraction ofwater vapor in stack gases. (f) The owner or operator may use Method 20 as described in 40 CFR60, Appendix A, in lieu of the methods identified in (e) above, to determine NOx concentrations in stationary gas turbine stack gases. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92, EXPIRED : 11-15-98 

### New . #6893, INTERIM, eff 11-26-98, EXPIRED : 3-26-99 New . #7788, eff 10-31-02 Env-A 803.03 Testing for Small Boilers and Emergency Generators. An owner or operator ofany of the following boilers or emergency generators shall comply with the requirements of Env-A 803.04 and EnvA807.03: (a) Utility boilers subject to Env-A 1211 .03(b) with heat input rates of at least 5,000,000 Btu per hour but less than 50,000,000 Btu per hour; (b) Steamelectric boilers subject to Env-A 1211 .04(b) with heat input rates of at least 5,000,000 Btu per hour but less than 50,000,000 Btu per hour; (c) Industrial boilers subject to Env-A 1211 .05(b) with heat input rates of at least 5,000,000 Btu per hour but less than 50,000,000 Btu per hour; (d) Emergency generators subject to Env-A 1211 .11 ; and (e) Auxiliary boilers subject to Env-A 1211 .12(b) with heat input rates of at least 5,000,000 Btu per hour but less than 50,000,000 Btu per hour. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92; ss by #6087, eff 8-31-95; ss by #7788, eff 10-31-02; ss by #8234, eff 12-22-04 Env-A 803.04 Gaseous Concentration Measurements for Small Boilers and Emergency Generators. Following the performance of tuneup activities as specified in Env-A 1211, the owner or operator of a small boiler or an emergency generator as specified in Env-A 803.03 shall performapplicable gaseous concentration measurements for nitrogen oxides (NOx), carbon monoxide (CO), and oxygen (OZ) as specified below : (a) Any of the following monitors shall be acceptable for making the gaseous concentration measurements :

(1) All analyzers meeting the specifications set forth in the applicable sections of 40 CFR 60, Appendix B, Performance Specifications 2 through 4; (2) Portable extractive monitors using an electrochemical sensor for performing the gas concentration measurement; andNEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (3) Alternative monitors, if written technical information is provided to the division demonstrating that the analyzer in the alternative monitor is at least as accurate as the analyzer using the electrochemical sensor; (b) A concentration monitor shall be operated following the operating procedures specified by the manufacturer; (c) Measurements shall be taken at one minute intervals at each representative operation condition over a minimum

of a 15-minute period following achievement ofstable operation; (d) All measurements shall be documented and averaged overthe period oftesting; (e) Prior to and following measurement, the owner or operator shall perform, following the manufacturer's recommended procedures, 2calibrations as follows:

(1) A calibration with a gas containing between 0%and 20%of the expected concentration of the gas being measured, based on manufacturer's data or EPA-published emission factors for the device; and (2) Acalibration with a gas containing between 80% and 150%ofthe expected concentration of the gas being measured, based on manufacturer's data or EPA-published emission factors for the device; (f) All calibration data shall be recorded and kept on-site; (g) Concentration measurements shall be reported on a drybasis; and (h) If a direct measurement is on a wet basis, the basis for the percentage moisture used and the correction calculation to dry basis shall be documented. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92; ss by #6087, eff 8-31-95; ss by #7788, eff 10-31-02; amd by #8234, eff 12-22-04 PART Env-A 804 VOLATILE ORGANIC COMPOUNDTESTING Env-A 804.01 Purpose. The purpose ofthis part is to specify volatile organic compound (VOC) liquid and VOC gas testing, measurement, and calculation requirements. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92; ss by #6087, eff 8-31-95; ss by #7788, eff 10-31-02 Env-A 804.02 Applicability. This part shall apply to all sources subject to Env-A 1204, Stationary Sources ofVOC. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92; ss by #6087, eff 8-31-95; ss by #7788, eff 10-31-02 Env-A 804.03 Indication ofthe VOCContent of a Coating. (a) VOCcoating information based upon supplier or stationary source formulation data shall be prima facie evidence ofthe actual VOCcontent ofthe coating.NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (b) An owner or operator relying on supplier formulation data to determine the actual VOCcontent of a coating shall record all of the information required by the VOC data sheet found on page 11-2 of EPA document EPA-450/3-84-019, Procedures for Certifying Quantity ofVolatile Organic Compounds Emitted by Paint, Ink, and Other Coatings, 1984. (c) An owner or operator relying on stationary source formulation data to detennine the actual VOC content ofa coating shall record all ofthe information required by the VOC data sheet found on page III-2 of EPA document EPA-450/3-84-019, Procedures for Certifying Quantity of Volatile Organic Compol .ulds Emitted by Paint, Ink, and Other Coatings, 1984. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff I1-15-92; ss by #6087, eff 8-31-95; ss by #7788, eff 10-31-02 Env-A 804.04 Determination of Compliance for VOCCoatings. (a) To determine a facility's compliance with Env-A 1204, the owner or operator shall use one ofthe following methods, as applicable:

(1) Method 24as described in 40 CFR60, Appendix A, using the 60-minute bake time procedure for test ASTM

D2369-01 ; or (2) Method 24Aas described in 40CFR60, Appendix A . (b) Where one or more coating or diluent of the coating formulation chemically reacts with another coating or diluent, in lieu ofthe methods specified in (a) above, the owner or operator shall :

(1) Obtain separate samples of each coating or diluent; (2) Mix the coatings or diluents in a container in the same proportions as those in the formulation, as applied; (3) Keep the container in which mixing takes place closed between additions and during mixing; (4) Hold approximately 100 ml of the mixture in a container designed and chosen to minimize headspace prior to withdrawing a sample; (5) Withdraw

a sample fromthe mixture, transfer the sample to a tared dish, and allowit to stand for a minimum

of one hour, but not more than 24 hours, prior to conducting a Method 24 or 24A analysis; and (6) Conduct a Method 24or 24Aanalysis ofthe coating sample. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92; ss by #6087, eff 8-31-95; ss by #7788, eff 10-31-02 Env-A 804.05 Calculation of VOC Content of a Coating Formulation. The owner or operator of a VOC source subject to a pounds VOCper gallon of coating standard as specified in Env-A 1204, which uses a coating that contains more than one VOC component, shall calculate the VOC content of the coating using the following formula, provided no chemical reaction occurs during the formulation process: (a) "Pounds per gallon of coating" (PPGC) means the VOC content of the coating formulation, as applied, used on a coating line or operation in units of pounds (lb) of VOC per gallon (gal) of coating or kilograms (kg) ofVOCper liter (1) ofcoating, minus water and exempt VOCcompounds;NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (b) "n" means the number ofdifferent coatings or diluents, as applied, used in the coating formulation; (c) "i" means the subscript denoting an individual coating or diluent; (d) "V ;" means the volume of the coating or diluent i, as applied, used in the coating formulation in units ofgallons or liters, minus water and exempt VOCcompounds; (e) "C ;" means the VOCcontent ofthe coating or diluent i, as applied, used in the coating formulation in units of lb ofVOC/gal of coating, or kg of VOC/1 of coating less water and exempt VOC compounds, as determined fromthe Method 24or 24A analysis and the calculation procedures in Section 2.2 of EPA-340/1- 86-016, AGuideline for Surface Coating Calculations, July, 1986; (f) "VT" means the total volume of the coating formulation, as applied, in units of gallons or liters, minus water and exempt VOC compounds; and (g) PPGC shall be equal to the sumofthe products ofV ; and Ci for coatings or diluents one through n divided by VT , as in the following equation: 

## yn (VC,) PPGC= `-1

## VT Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92; ss by #6087, eff 8-31-95; ss by #7788, eff 10-31-02 Env-A 804.06 Calculation of Daily-Weighted Average for a Coating Line Using Multiple Coatings. The owner or operator of a coating source subject to a pounds VOC/gallon coating standard as specified in Env-A 1204, using multiple coatings on a single line, may choose to demonstrate compliance with such standard by calculating a daily-weighted average as follows: (a) "Pounds per gallon ofcoating, daily-weighted" (PPGCDW) means the daily-weighted average VOC content ofthe coatings, as applied, used on a coating line or operationin units oflb VOCper gal ofcoating or kg VOCper 1 ofcoating, minus water and exempt VOCcompounds; (b) "n" means the number ofdifferent coatings or diluents, as applied, used each day on a coating line or operation; (c) "i" means the subscript denoting an individual coating or diluent; (d) "V;" means the volume of the coating or diluent i, as applied, used each day on a coating line or operation in units ofgal or 1, minus water and exempt VOC compounds ; (e) "C ;" means the VOCcontent ofthe coating or diluent i, as applied, used each day on a coating line or operation in units of lb VOC/gal of coating, or kg VOC/1 of coating less water and exempt VOC compounds, as determined fromthe Method 24 or 24A analysis and the calculation procedures in section 2.2 ofEPA-340/1-86-016, A Guideline for Surface Coating Calculations, July, 1986; (f) "VT" means the total volume of all coatings, as applied, used each day on a coating line or operation in units ofgal or 1, minus water and exempt VOC compounds; and (g) The PPGCd, shall be equal to the sumof the products of Vi and C ; for coatings or diluents one through n, divided byVT , as inthe following equation: 10 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES



## l~' 1 (ViCi) PPGCow= VT Source. #6087, eff 8-31-95; ss by #7788, eff 10-31-02 Env-A 804.07 Calculation of Emission Standard for Sources Complying with VOC RACT Using Either a Bubble or Add-On Controls. For a coating source that uses add-on control equipment or a bubble to achieve compliance with Env-A 1204, the overall emission standard shall be calculated as follows: (a) "Pounds VOC per gallon of solids, emission standard" (PPGSES) means the VOC emission standard in terms of Ib VOC/gal ofcoating solids, or kg VOC/1 ofcoating solids, as applied; (b) "Pounds VOC per gallon of coating, emission standard" (PPGCES) means the VOC emission standard in tenns of lb VOC/gal of coating, or kg'VOC/1 of coating, as applied, minus water and exempt compounds, obtained fromthe appropriate section of Env-A 1204 ; (c) "d,," means the actual mass density ofthe VOCin the applied surface coating formulation in terms of lb/gal or kg/1. For those stationary sources that have multiple coating lines feeding the add-on control equipment, dA means the weighted average actual mass density ofthe VOC in the applied surface coatings in terms oflb/gal or kg/1; and (d) PPGSES shall be equal to PPGCEs divided by the difference between one and the quotient of PPGCEs and dA, as in the following equation: 

## PPGSEs = PPGCEs

1 _( PPGCEs)

dA Source. #6087, eff 8-31-95 (formerly Env-A 804.05) ; ss by #7788, eff 10-31-02 Env-A 804.08 Calculation of Daily-Weighted Average for Coating Lines With Bubble or Control Device. The owner or operator of a coating source that complies with Env-A 1204 by using add-on control equipment or a bubble and which is subject to a pounds VOC/gallon of coating solids standard shall demonstrate compliance with such standard by calculating a daily-weighted average in pounds VOC/gallon solids as follows: (a) "Pounds VOCper gallon of solids, daily-weighted" (PPGSpw) means the daily weighted average VOCcontent, as applied, ofthe coatings used on multiple coating lines or operation in units of lb VOC/gal of coating solids or kg/1 ofcoating solids; (b) "n" means the number of different coatings and dilution solvents, as applied, used in a day on a coating line or operation; (c) "i" means the subscript denoting an individual coating or dilution solvent; (d) "V;" means the volume ofthe coating or dilution solvent i as applied, used in a day on a coating line or operation in units ofgal or 1;NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (e) "WVOCi" means the weight fraction of VOC ofthe coating or dilution solvent i as applied, minus water and exempt VOC compounds, used in a day on a coating line or operation in units of lb VOC/lb coating, or kgVOC/kg coating as determined fromMethod 24or 24A analysis; (f) "Di" means the density ofthe coating or dilution solvent i in units of lbs/gal coating, or kg/1 coating as determined fromMethod 24or 24A analysis; (g) "VS;" means the volume fraction solids content of each coating i, as applied, used in a day on a coating line, in units ofgal solids/gal coating or liter (1) solids/1 coating as determined by calculation using the formulation; and (h) "PPGSDw" shall be equal to the sumofthe products ofVi, WVOCi, and Di for coatings or dilution solvents one through n, divided by the sum ofthe products ofV

; and VSi for coatings or dilution solvents one through n, as in the following equation: 

## In1VZ(WVOCi)Di PPGSDw = ~i 1ViVSi Source. #7788, eff 10-31-02 Env-A 804.09 Calculation of Required Overall Emission Reduction Efficiency of a Control System . The owner or operator of a coating source using add-on control equipment or a bubble to achieve compliance with Env-A 1204 shall calculate the required emission reduction efficiency ofthe control system as follows: (a) "EREQ" means therequired overall emission reduction efficiency ofthe control systemfor the day, expressed as a percentage; (b) "PPGSMAx" means the maximumVOC content of the coatings, as applied, used each day on the subject coating line or operation, in units of lbs ofVOC/gal ofcoating solids, as determined by the applicable test methods and procedures specified in this section and the calculation examples presented in section 2 of EPA Document Number EPA-340/1-86-016, AGuideline for Surface Coating Calculations, July, 1986 ; (c) "PPGSEs" means the VOC emission standard in terms of lb/gal, or kg/1, of coating solids as calculated in accordance with Env-A 804.07; and (d) EFEQ shall be equal to the difference between PPGSMAx and PPGSES, multiplied by 100 and divided by PPGSMkx,as in the following equation: 

### EREQ - (PPGSMAx -PPGSES) xl 00

(PPGSnaAx)

. Source. #7788, eff 10-31-02 Env-A 804.10 Calculation ofActual Overall Emission Reduction Efficiency ofa Control System . The owner or operator of a coating source using add-on control equipment to achieve compliance with Env-A 1204 shall determine the measured overall emission reduction efficiency ofthe control systemas follows: (a) "EMEAS" means the measured overall emission reduction efficiency of the control systemfor the day, expressed as a percentage; (b) "CE" means the most recent capture efficiency test results, in percentage of VOC captured, as determined in accordance with Env-A 805; 12 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (c) "RE" means the measured VOCremoval efficiency of the control device, in percentage of VOC removed; (d) The EMCAS shall be equal to the product of CE divided by 100, RE divided by 100, and 100, as in the following equation: 

## (RE) EMC,4s = (CE) x x100 100 100 Source. #7788, eff 10-31-02 Env-A 804.11 Compliance Determination of a Control System . For a coating source using add-on control equipment, the control systemshall be determined to be in compliance with its overall emission standard when, on a daily basis, EME,,s is greater than or equal to the EREQ, as those terms are defined in EnvA 804.10. Source. #7788, eff 10-31-02 Env-A 804.12 Compliance Stack Testing for VOCs. (a) The owner or operator ofa stationary source that achieves compliance with Env-A 1204 through the operation of an add-on control systemshall performcompliance stack testing in accordance with this section and Env-A 802 to determine the control efficiency ofthe add-on control system . (b) Compliance stack testing required by this section shall be performed within 180 days of the date that the source becomes subject to Env-A 1204 or within 60 days of startup of the control device, whichever is later. (c) For an owner or operator of a stationary source performing compliance stack testing demonstrate compliance with Env-A 1204, the following test methods as applicable shall be used:

(1) Methods 1-4 in 40CFR 60, Appendix A, for determining flow rates; and in order to (2) Methods 18, 25, 25A or 25B in 40 CFR 60, Appendix A, for determining gaseous concentrations. (d) For purposes ofthis section, parts per million by volume (ppmv) shall be expressed: (1) In terms of the calibration gas used during the stack test or as the actual measured; and (2) On the same basis as the outlet concentration. organic

constituent (e) Measurements made pursuant to this section may be on a wet or dry basis but shall be consistent with the basis ofall concentration and volumetric flow values used in the formula in (f) below . (f) The removal efficiency of the add-on control systemshall be determined, as applicable, by simultaneously measuring the inlet and outlet gas-phase VOC concentrations and gas volumetric flowrates using the testing methods specified above and the following formula:

(1) "RE" means the VOCremoval efficiency ofthe control device in percentage; (2) "Qi" means the volumetric flowrate of the inlet gas flowing into the control device, in standard cubic feet per hour (SCFH) ; 13 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (3) "Ci" means the concentration ofVOCflowing into the control device, ppmv; (4) "n" means the number of input gaseous streams feeding the control device; (5) "Qo" means the volumetric flowrate ofthe outlet gas exiting the control device, in SCFH ; (6) "Co" means the concentration ofVOCexiting the control device, ppmv; (7) "m" means the number ofemission vents leaving the control device; and (8) RE shall be equal to the sumof the products of Qi and Ci for input gaseous streams one through n, minus the sum ofthe products of Qo and Co for emission vents one through n, divided by the sumof the products of Qi and Ci for input gaseous streams one through n, the entire quantity multiplied by 100to convert to percentage, as in the following equation: n n YQZCl - YQOCO 

## RE = '=' n X 100

~QZCZ 1'-1 (g) The owner or operator of a stationary source that achieves compliance with Env-A 1204 through the operation of an add-on control systemshall also be required to perform capture efficiency testing as applicable in accordance with Env-A 805. Source. #7788, eff 10-31-02 Env-A 804.13 Mass Balance Alternative to Compliance Stack Testing for VOC . For a stationary source using a control device designed to collect and recover VOC, such as a carbon adsorber, the mass balance alternative test as specified in Env-A 805.06 for the combined capture efficiency and control efficiency may be performed in place ofcompliance stack testing specified in Env-A 804.12. Source. #7788, eff 10-31-02 Env-A 804.14 Rotogravure and Flexo rgaphic Printing and Graphics. (a) For rotogravure and flexographic printing and graphics operations compliance shall be determined using the test methods specified in either (b) or (c) below . (b) For an operation using lowsolvent inks to achieve compliance with Env-A 1204.36, the applicable test method in Env-A 804.04 shall apply as follows:

(1) Compliance shall be determined for each ink or each ink blend on an instantaneous basis; and (2) For ink blends containing multiple constituents, the average percentage VOC shall be determined as follows: a. "V%VOCAVE" means the average volume percentage VOC content in the ink formulation used minus water and exempt VOCcompounds; b. "n" means the number ofdifferent constituents, used in the inkformulation; c. "V%VOC

;" means the volume percentage VOC content in the ink constituent "i" minus water and exempt VOCcompounds; 14 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

d. "VF," means the volume fraction ofconstituent "i" used in the ink formulation; and e. The V%VOCAVE shall be equal to the sum of the products ofVF; and V%VOC ; for ink constituents one through n, as in the following equation:

V%VOCAVr - l ."~ (M)(V%VOCi) (c) For an operation using a control systemto achieve compliance with Env-A 1204.36, the following test methods and procedures, as applicable, shall apply:

(1) Env-A 802, Compliance Stack Testing for Stationary Sources; (2) Env-A 804.12, Compliance Stack Testing for VOCs; (3) Env-A 804.13, Mass Balance Alternative to Compliance Stack Testing for VOC ; and (4) Env-A 805, Capture Efficiency. Source
. #7788, eff 10-31-02 Env-A 804.15 Testing Fountain Solutions in Offset Lithography. To determine compliance with EnvA 1204.37(c)(4), an owner or operator of a business that operates an offset lithographic printing press shall use the methods prescribed below : (a) The VOC content ofthe fountain solution, which is the mixture used to maintain the quality of the printing plate, shall be determined by one ofthe following procedures:

(1) The applicable test method specified in Env-A 804.04; (2) Measurement of an in-use sample of fountain solution with a hydrometer or refractometer that has been standardized using the procedures of (3)c.l . or (3)c.2., below, which demonstrates that the value so obtained is not more than 10%greater than the value determined in accordance with the procedures specified in (a)(1) above; (3) Monitoring with a refractometer, in accordance with the following procedure: a. The refractometer shall be corrected for temperature at least once per 8-hour shift or once per batch, whichever is longer; b. The refractometer shall have a visual, analog, or digital readout with an accuracy of +0.5% ; c. The refractometer shall be calibrated by one ofthe following methods: 1 . Using a standard solution to calibrate the refractometer for the type of alcohol used in the fountain solution; or 2. Standardizing the refractometer against measurements and calculations performed in accordance with Env-A 804.04; (4) Monitoring with a hydrometer, according to the following procedure: a. Temperature correction shall be achieved as follows: 1 . The hydrometer shall be equipped with temperature correction; orNEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

2. Readings shall be adjusted for temperature; b. Hydrometer monitoring shall be performed at least once per 8-hour shift or once per batch, whichever is longer; c. The hydrometer shall have a visual, analog, or digital readout with an accuracy of +0.5% ; and d. The hydrometer shall be calibrated by one ofthe following methods: 1 . Using a standard solution to calibrate the hydrometer for the type ofalcohol used in the fountain; or 2. Standardizing the hydrometer against measurements or calculations performedin accordance with Env-A 804.04; or (5) Where a refractometer or hydrometer cannot be used to monitor the type of VOCs in the fountain solution, monitoring with a conductivity meter in accordance with the following: a. The reading of the conductivity meter shall be referenced to the conductivity of the incoming water; and b. The conductivity meter shall be calibrated by one ofthe following methods: 1 . Using a standard solution to calibrate the conductivity meter for the type of alcohol used in the fountain; or 2. Standardizing the conductivity meter against measurements or calculations performed in accordance with Env-A 804.04; and (b) Compliance with the fountain solution temperature requirements imposed by the options of Env-A 1204.37(c)(4)a.2. for web-fed heatset operations, where heatis used to set the printing ink on a continuous roll ofpaper, or Env-A 1204.37(c)(4)b.2. for sheet-fed operations, shall be demonstrated by:

(1) Using a thermometer or other temperature detection device capable of reading to within+0.5 degrees F; and (2) Reading and recording the output of the temperature instrument at least once per operating day to verify proper operation ofthe refrigeration system . Source. #7788, eff 10-31-02 Env-A 804.16 Testing Cleaning Solutions in Offset Lithography. To determine compliance with EnvA 1204.37(c)(1), an owner or operator of a business that operates an offset lithographic printing press shall use the methods prescribed below : (a) The VOC content of the cleaning solution shall be determined by the applicable test methods specified in Env-A 804.04; (b) The VOC composite partial vapor pressure ofthe cleaning solution pursuant to the option specified in Env-A 1204.37(c)(1)b. shall be determined using one ofthe following procedures:

(1) An alternate analytical method approved by the director in accordance with Env-A 809; orNEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (2) A calculation which combines on a volumetric basis the analytical VOCvapor pressure data for the constituents of the cleaning solution based on records ofthe proportions in which they are mixed to make the press-ready cleaning solution; and (c) An owner or operator of a business that operates an offset lithographic printing press choosing to demonstrate compliance with the VOC limitations specified in Env-A 1204.37(c)(1)a. and equipped with automatic devices that mix cleaning solution at the point of application shall employ flowmeters or fixedvolume spray systems to monitor water and cleaning solution application rates. Source. #7788, eff 10-31-02 Env-A 804.17 Determining Control Efficiencies in Offset Lithography. Compliance with the control efficiency requirements for an add-on control device used to reduce VOCemissions fromthe dryer exhaust of heatset inks used in offset lithography, pursuant to Env-A 1204.37(c)(3), shall be demonstrated using the test methods and procedures described in the following rules, as applicable: (a) Env-A 802, Compliance Stack Testing for Stationary Sources; (b) Env-A 804.12, Compliance Stack Testing for VOCs; (c) Env-A 804.13, Mass Balance Alternative to Compliance Stack Testing for VOC; and (d) Env-A 805, Capture Efficiency. Source. #7788, eff 10-31-02 Env-A 804.18 Fixed-roof VOC Storage Tanks
. When performing a visual inspection of the internal floating roofand its closure seal(s) as required by Env-A 1204.38, the owner or operator ofa fixed-roofVOC storage tank shall inspect for all ofthe following: (a) The cover shall be uniformly floating on or above the liquid; (b) The surface ofthe cover shall have no visible defects; (c) The cover shall have no accumulated liquid; and (d) The seal shall be intact and uniformly in place around the circumference ofthe cover between the cover and tank wall . Source. #7788, eff 10-31-02 Env-A 804.19 External Floating RoofVOC Storage Tanks. The owner or operator of a VOCstorage tank with an external floating roofshall performthe following actions: (a) Avisual inspection ofthe secondary seal gap during semi-annual inspections; and (b) When the roof is equipped with a vapor-mounted primary seal, annual measurement of the secondary seal gap in accordance with the following procedure:

(1) The length and width of all gaps around the entire circumference ofthe secondary seal shall be measured in each place where a 0.32 cmor 0.125 in. uniformdiameter probe passes freely, without forcing or binding against the seal, between the seal and tank wall ; and (2) The sum

ofthe areas ofthe individual gaps shall be calculated.

Source. #7788, eff 10-31-02NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

Env-A 804.20 Bulk Gasoline Loading Terminals. The owner or operator ofa bulk gasoline loading terminal shall use the following test methods: (a) The test methods and procedures specified for vapor control units in 40 CFR60,503; and (b) Method 27 as described in 40 CFR 60, Appendix A, for vapor tightness ofgasoline delivery. Source. #7788, eff 10-31-02 Env-A 804.21 Solvent Metal Cold Cleaners. Open Top Degreasing and Conveyorized Degreasing. The owner or operator ofa solvent metal cold cleaner, open top vapor degreasing operation, or conveyorized degreasing operation shall use the following test methods: (a) Visual inspection for compliance withequipment specifications and operating procedures; and (b) When compliance is by add-on control systems: (1) Methods 1-4 in 40 CFR60, Appendix A, for determining flow rates; (2) Methods 18, 25, 25A or 25B in 40 CFR 60, Appendix A, for determining gaseous organic concentrations; and (3) ASTM

D323-99a for measuring solvent true vapor pressure. Source. #7788, eff 10-31-02 PART Env-A 805 CAPTURE EFFICIENCY (CE) Env-A 805.01 Scope. The capture efficiency (CE) testing requirements of this section shall apply to all VOC-emitting processes that are subject to the provisions of Env-A 1204.09 through Env-A 1204.51, where it has been determined by the director that CE testing is required to demonstrate compliance with those provisions. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92, EXPIRED: 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED : 3-26-99 New . #7788, eff 10-31-02 Env-A 805.02 Definitions. For the purposes of this part, the following definitions and abbreviations shall apply: (a) "Average face velocity" means the velocity at an emissions collection point as calculated by dividing the average volumetric flow rate by the total ofthe face ofthe collection; (b) "Building enclosure" (BE) means a structure that: (1) Contains a VOC-emitting process; and (2) Meets the specifications given in 40 CFR51, Appendix M, Method 204; (c) "Capture" means the containment or recovery of emissions froma process for direction into an exhaust duct which leads to a stack or a control device;NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (d) "Capture efficiency" (CE) means the weight per unit of time of VOCentering a capture systemand delivered to a control device divided by the weight per unit time of total VOCemitted by an emission Source of VOCexpressed as a percentage; (e) "Capture system" means any other equipment that contains, collects and/or transports an air pollutant to a control device, such as hoods, ducts, fans, booths, ovens, and dryers; (f) "Control device" means equipment used to reduce, by destruction or removal, the amount of air pollutant(s) in an air streamprior to discharge into the ambient air, such as an incinerator or carbon adsorber; (g) "Control system" means a combination ofone or more capture system(s) and control device(s) ; (h) "Destruction or removal efficiency" means the efficiency, expressed as a percentage, of a control device in destroying or removing contaminants calculated as one minus the ratio of the amount of VOC exiting the control device to the amount ofVOC entering the control device; (i) "Gas/gas method" means a method for determining capture efficiency which relies only on gas phase measurements, either by:

(1) Construction of a temporary total enclosure (TTE) to assure all would-be fugitive emissions are measured; or (2) Use ofa building or room that houses the emission source as a BE; (j) "Hood" means a partial enclosure or canopy for capturing and exhausting, by means ofa draft, the organic vapors or other fumes rising froma coating process or other source; (lc) "Liquid/gas method" means a method for detennining capture efficiency which requires both gas phase and liquid phase measurements and analysis, either by:

(1) Construction of a temporary total enclosure (TTE) ; or (2) Use ofa building or room that houses .the emission source as a BE; (1) "Method 204" means the criteria for and verification ofa permanent or temporary total enclosure as specified in 40CFR51, Appendix M ; (m) "Method 204A" means the procedure for determining the VOC content in a liquid input streamas specified in 40 CFR51, Appendix M ; (n) "Method 20413" means the procedure for detennining the VOC emissions in a captured stream as specified in 40 CFR51, Appendix M ; (o) "Method 204C" means the procedure for determining the VOC emissions in a captured streamas specified in 40 CFR51, Appendix M ; (p) "Method 204D" means the procedure for determining the VOC emissions in a fugitive streamfrom a temporary total enclosure as specified in 40CFR51, Appendix M ; (q) "Method 204E" means the procedure for determining the VOCemissions in a fugitive streamfrom a building enclosure as specified in 40CFR51, Appendix M ; (r) "Method 204F" means the procedure for determining the VOC content in a liquid input stream, such as the distillation approach, as specified in 40CFR 51, Appendix M ;NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (s) "Overall control" means, for a solvent recovery system, the ratio of the total recovered solvent VOC in a control device to the sum ofthe liquid VOCinput to all process lines venting to the control system ; (t) "Overall emission reduction efficiency" means the weight per unit time of VOC removed or destroyed by a control device divided by the weight per unit time of VOC emitted by an emission source, expressed as a percentage, and is the product ofthe capture efficiency and the control equipment destruction or removal efficiency; (u) "Permanent total enclosure" (PTE) means a structure that: (1) Contains a process that emits VOC ; and (2) Meets the specifications given in Method 204; and (v) "Temporary total enclosure" (TTE) means a structure that: (1) Is built around a process that emits VOC ; and (2) Meets the specification given in Method 204. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92, EXPIRED : 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED: 3-26-99 New . #7788, eff 10-31-02 Env-A 805.03 Requirements-for CE Testing. (a) Detailed requirements for CE testing shall be as specified in this section and in the Guidelines for Determining Capture Efficiency (GFDCE), Candace Sorrell, Source Characterization Group A (MD-19), Emission Monitoring and Analysis Division, Office of Air Quality Planning and Standards, U.S. Environmental ProtectionAgency, ResearchTriangle Park, NC 27711, January 9, 1995. (b) An owner or operator of a source that uses a control device in order to comply with Env-A 1204 shall performCE testing whenever compliance stack testing is required to be performed in accordance with Env-A 804. (c) An owner or operator required to performCE tests shall : (1) Performone ofthe CE test procedures specified in Env-A 805.04; (2) Use one ofthe alternative CE test procedures specified in Env-A 805.05; or (3) Use an alternative CE test procedure in accordance with Env-A 809. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92, EXPIRED: 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED : 3-26-99 New . #7788, eff 10-31-02 Env-A 805.04 CE Procedures. (a) For the gas/gas method using a TTE, as described in Method 204, the CE shall be determined by the following procedure: 20 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATWE RULES (1) "CE" means the capture efficiency calculated as a decimal fraction; (2) "G" means the mass of VOC captured and delivered using TTE, obtained using Method 204C, or if a single flame ionization analyzer (FIA) device cannot be used simultaneously for Method 204D and Method 204C, Method 204B may be used for the determination of G ; (3) "F° means the mass of fugitive VOC that escapes fromTTE, obtained using Method 204D ; and (4) CE shall be obtained by dividing G by the sum of Gand F, as in the following equation: CE = G/(G + F) (b) For the liquid/gas method using TTE, as described in Method 204, the CE shall be determined by the following procedure:

(1) "CE" means the capture efficiency calculated as a decimal fraction; (2) "L" means the mass of liquid VOC input to process, obtained using Method 204A or Method 20417; (3) "F" means the mass of fugitive VOC that escapes froma TTE, obtained using Method 204D ; and (4) CE shall be obtained by dividing the difference between L and F by L, as in the following equation: 

### CE = (L - F)/L (c) For the gas/gas method using as the enclosure the BE in which the affected source is located and in which Gand FB, as defined in (c)(2), below, are measured while operating only the affected facility:

(1) All fans and blowers in the BE shall be operated as they would under normal production; and (2) The CE shall be detern1ined as follows: a. "CE" means the capture efficiency calculated as a decimal fraction; b. "G" means the mass of VOC captured and delivered to a control device, obtained using Method 204C, or ifa single FIA device cannot be used simultaneously for Method 204E and Method 204C, Method 204B may be used for the determination of G ; c. °FB° means the mass of fugitive VbC that escapes fromthe BE, obtained using Method 204E; and d. CE shall be obtained by dividing Gbythe sumof Gand FB, as in the following equation: CE = G/(G + FB) (d) For the liquid/gas method using as the enclosure the BE in which the affected source is located and in which L and FB, as defined in (d)(2), below, are measured while operating only the affected facility:

(1) All fans and blowers in the BE shall be operated as they would under normal production; and (2) The CE shall be determined as follows:NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

a. "CE" means the capture efficiency calculated as a decimal fraction; b. "L" means the mass of liquid VOC input to process, obtained using Method 204A or Method 204F; c. "FB" means the mass of fugitive VOC that escapes fromthe BE, obtained using Method 204E; and d. The CE shall be obtained by dividing the difference between L and FB by L, as in the following equation: CE = (L - FB)/L Source. #7788, eff 10-31-02 Env-A 805.05 Alternative CE Procedures for Control Devices Other Than Solvent Recovery Systems. (a) If a source installs a PTE that meets EPA specifications as described in Method 204 and which directs all VOCto a control device, the CE shall be assumed to be 100%, and the source shall be exempt from the CE testing requirements described in this part. A source that has installed a PTE shall not be exempt from the compliance stack testing requirements ofany control device required under these or any other rules. (b) A source choosing to demonstrate that it meets the criteria for a PTE shall submit the following to the division:(1) Documentation showing that all Method 204 criteria for a PTE were met during the testing

for control efficiency ofthe add-on control device; or (2) For any time period other than during testing of the add-on control device for control efficiency, documentation which demonstrates that the operation ofthe control systemoccurred under the same conditions experienced during the control device compliance stack test. (c) The data quality objective (DQO) approach as specified in the GFDCE, Section 3.1, may be used as an alternative method for determining CE using the Method 204 through Method 204F test series, in conjunction with the additional criteria specified in Section 3.3 of the GFDCE and the reporting and recordkeeping requirements ofSection 3.4 and 3.5 ofthe GFDCE. (d) The lower confidence limit (LCL) approach as specified in the GFDCE, Section 3.2, may be used as an alternative method for determining CE, using the following:

(1) The Method 204 through Method 204F test series; (2) Additional criteria specified in Section 3.3 ofthe GFDCE; and (3) The reporting and recordkeeping requirements of Section 3.4 and 3.5 ofthe GFDCE. (e) Multiple line CE testing may be used ifthe requirements in the GFDCE, Section 4.0, are followed. Source. #7788, eff 10-31-02 Env-A 805.06 Alternate CE Procedures for Solvent Recovery Systems. For a source that uses a control device, such as a carbon adsorber, designed to collect and recoverVOCin accordance withthe criteria in Env-A 805.07, the following alternative to CE testing may be used: (a) The overall control efficiency of the system shall be determined over a minimumof a 24-hour period; -. 22 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (b) The testing procedures shall be as described in 40 CFR 60.433, with the following additional restrictions for VOC sources subject to RACT:

(1) The owner or operator ofthe source shall compare solvent usage to solvent recovery on a 24- hour basis, rather than a 30-day weighted average as specified in 40 CFR60.433; or (2) If the overall emission reduction efficiency required by the applicable regulation is met, as determined by the initial 24-hour test, the owner or operator of the source may compare solvent usage to solvent recovery over an alternative time period subject to the following: a. The owner or operator seeking approval of an alternative time period shall submit the following infonnation in writing to the director: 1 . The identity and description of the facility, including a description of the process and the solvent recovery control device; 2. The proposed alternative time period, not to exceed 30 days; and 3. Technical data and information demonstrating that the control device designed to collect and recover VOC will be operated in a manner consistent with the manner in which it was operated during the initial 24-hour period of the test, and that the results produced over the proposed time period are no less precise and accurate than those produced during the initial 24-hour time period; b. The director shall review the information submitted pursuant to (b)(2)a., above; c. The director shall approve the proposed alternative time period if all of the information required in (b)(2)a., above, has been submitted to the division and the information demonstrates that: 1 . The control device shall be operated in a manner consistent with the manner in which it was operated during the initial 24-hour time period ofthe test; and 2. The results produced over the proposed time period shall be no less precise and accurate than those produced during the initial 24-hour time period; and d. The director shall notify the applicant and the EPA of the decision within 60 days of receipt ofthe required information; (c) Each demonstration as specified in (b)(1) above, relating solvent usage with solvent recovery, including the initial 24-hour time period, shall be performed by the source within 72 hours ofthe end ofeach established time period; and (d) Any recovery rates calculated using the procedure described in this section, which result in a lower rate than that needed to comply with the applicable rule, shall be reported to the division within 7 calendar days. Source. #7788, eff 10-31-02 Env-A 805.07 Solvent Recovery System Requirements. An owner or operator of a source using a solvent recovery systemmay use the alternate CE testing procedure described in Env-A 805.06 if the solvent recovery systemmeets one ofthe following criteria:NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (a) The solvent recovery systemis dedicated to a single process line, for example, one process line venting to a carbon adsorber system ; or (b) If the solvent recovery system controls multiple process lines, the owner or operator demonstrates by submitting written documentation to the division that the overall control meets or exceeds the most stringent standards applicable for each process line venting to the control system . Source. #7788, eff 10-31-02 Env-A 805.08 Recordkeeping and Reporting. Recordkeeping and reporting requirements for CE testing shall be as follows: (a) The owner or operator of a source required to performCE tests shall maintain a copy of the CE test results at the source; (b) The owner or operator shall notify the division at least 30 days prior to performing any CE or control efficiency tests; date; (c) The owner or operator shall report all results of CE testing to the division within 60 days ofthe test (d) For any source using a PTE, the owner or operator shall demonstrate by submitting written documentation to the division that the enclosure meets the requirements specified in Method 204 for a PTE during any testing ofthe control device; (e) For any source using a TTE, the owner or operator shall demonstrate by submitting written documentation to the division that:

(1) Its TTE meets the requirements given in Method 204 for a TTE during testing oftheir control device; and (2) The quality assurance criteria for a TTE have been achieved; and (f) The owner or operator shall notify the division of any changes made to the capture or control equipment, except for any reductions in the air flowat a collection point that occurs because the emission source that the collection point is serving is not being used. Source. #7788, eff 10-31-02 Env-A 805.09 Changes to the Control System . (a) Measurements ofaverage face velocity shall be done at all collection points whenever any physical changes are made to the control system ; and (b) Any one of the following shall constitute a change to the capture or control equipment, thereby requiring a new

CE test: (1) An increase of more than 10%in the distance between any emission collection point and the emission source that the collection point is serving; (2) A reduction in the average face velocity at any emission point ducted to the control device to a value less than 90%of the value measured and recorded during a previous CE test, except for reductions occurring at a collection point as a result ofa shutdown ofthe emission point that said collection point is serving; or
24 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (3) A change in the physical structure or operation which causes an increase or decrease in the amount of a specific air pollutant emitted froma device or which results in the emission of any additional air pollutant, and such change is determined by the division to have a significant impact on air quality as determined by modeling conducted in accordance with 40 CFR51, Appendix W . Source. #7788, eff 10-31-02 PART Env-A 806 SULFUR CONTENT TESTING OF FUELS Env-A 806.01 Purpose. The purpose ofthis part is to specify testing procedures for sulfur content in fuels. Source. #6057-B, eff 6-30-95; ss by #7788, eff 10-31-02 Env-A 806.02 Test Methods for Liquid Fuels. (a) For the purpose of determining the sulfur content, in percent sulfur by weight, for the liquid fuels listed in the left column of Table 8.1, the owner or operator shall use one of the specified test methods, as described in Table 8.1 : Table 8.1 Test Methods for Liquid Fuels

ASTM D1552- 01 ASTM

D2622- 98 ASTM

D5453- 00 ASTM

D4294- 98 ASTM

D3120- 96 No. 2Oil x x x x No. 4Oil x x x x No. 6Oil x x x Off-road Diesel x x x x Crude Oil x x x On-road Lowsulfur Diesel x x Kerosene-1 x Kerosene-2 x Jet A-1 Aviation Fuel x x x Jet BAviation Fuel x x x JP-4Aviation Fuel x x x JP-8Aviation Fuel x x x x Aviation Gasoline x x

__ Gasoline x x ~ x (b) For the purpose of determining the sulfur content, in percent sulfur by weight, for blended liquid fuel, the owner or operator shall use one ofthe following procedures:

(1) An analysis of the blended product following the applicable methods specified in (a) above; orNEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (2) An analysis ofeach blended fuel constituent following the applicable methods specified in (a) above, combined with weight averaging ofthe constituents. (c) Ifthe procedure in (b)(2) above, is used, the owner or operator shall : (1) Calibrate all flowmeters and instrumentation used in the weight averaging measurement in accordance with the manufacturer's recommended procedures; and (2) Document and maintain on file such calibration and date ofcalibration. Source. #7788, eff 10-31-02 Env-A 806.03 Test Methods for Gaseous Fuels. (a) For the purpose of determining the sulfur content in grains of sulfur per 100 cubic feet of natural gas, the owner or operator shall use one ofthe following test methods:

(1) ASTM

D 1072-90

; (2) ASTM

D 4084-94; (3) ASTM

D 3246-96; (4) ASTM

D 5504-01 ; or (5) ASTM

D 6228-98. (b) For the purpose of determining the sulfur content in grains of sulfur per 100 cubic feet of LP gas, the owner or operator shall use one ofthe following test methods:

(1) ASTM

D2420-91 ; or (2) ASTM

D2784-98. Source. #7788, eff 10-31-02 Env-A 806.04 Test Methods for Coal . The owner or operator shall use Method ASTM D4239-00 to determine the sulfur content ofcoal in pounds ofsulfur per million BTU gross heat content. Source. #7788, eff 10-31-02 Env-A 806.05 Recordkeeping Requirements. (a) For a stationary source combusting liquid fuel or coal, the owner or operator shall maintain the following sulfur analysis records:

(1) Records showing the maximumweight percentage sulfur and quantity of each fuel delivery shipment received; and (2) Records showing either: a. The analytical method used and the specific fuel analysis results of the shipment or consignment from

which the shipment came; or b. Delivery records sufficient to allow for traceability of the analytical results corresponding to each shipment received by the stationary source, showing:NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

1 . The date ofdelivery; 2. The quantity ofdelivery; 3. The type of fuel ; 4. The maximum

percent sulfur; and 5. The name, address, and telephone number ofthe company making the delivery. (b) In an investigation or for an inspection by the department, the owner or operator shall provide copies of any of the documents generated under paragraph (a) above, to the director or to the director's authorized representative. Source. #7788, eff 10-31-02 PART Env-A 807 TESTING FOROPACITY OF EMISSIONS Env-A 807.01 Definition. For the purpose of this part, "Certified opacity CEM" means an opacity continuous emission monitor that meets all ofthe requirements of: (a) 40 CFR 60, Appendix B, Performance Specification 1 - Specifications and Test Procedures for Opacity Continuous Emission Monitoring Systems in Stationary Sources; (b) ASTM

D 6216-98, Standard Practice for Opacity Monitor Manufacturers to Certify Conformance with Design and Performance Specifications; and 

### (c) Env-A808. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92; renumbered by #6057-B (formerly Env-A 806), EXPIRED: 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED : 3-26-99 New . #7788, eff 10-31-02 Env-A 807.02 Testing for Opacity fromStationary Sources. The owner or operator shall conduct opacity measurements for a stationary source other than a small boiler or an emergency generator subject to Env-A 1211, by using either ofthe following: (a) 40 CFR 60, Appendix A, Method 9 - Visual Determination of the Opacity of Emissions from Stationary Sources; or (b) A certified opacity CEM installed on the stack for which the opacity is being measured.

Source. #7788, eff 10-31-02 Env-A 807.03 Testing for Opaci1y fromSmall Boilers and Emergency Generators. (a) The owner or operator of a small boiler or an emergency generator subject to Env-A 1211 .03(b), Env-A 1211 .04(b), Env-A 1211 .05(b), Env-A 1211 .11(c), or Env-A 1211 .11(d) shall measure opacity by following one ofthe 2 procedures identified in (b) and (c) below . (b) The owner or operator shall make visual determinations ofopacity:NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (1) As specified in 40 CFR 60, Appendix A, Method 9, Visual Determination ofthe Opacity of Emissions fromStationary Sources; and (2) For a period ofat least 18 minutes during normal operation ofthe device. (c) The owner or operator shall conduct opacity monitor testing as follows: (1) Aportable or permanently installed single or double pass opacity monitor shall be used; (2) Measurements shall be taken over an 18-minute period during normal operation ofthe device; (3) Aminimum

ofone opacity measurement shall be taken every 15 seconds; (4) The measurements identified in (2) and . (3) above, shall be documented with times and averaged over the period of measurement ; (5) Opacity, expressed in terms of percentage, shall be deternlined as follows: a. "1 exit" means the pathlength through the emission plume at the stackoutlet; b. "1 monitor" means the pathlength throughthe emission plume at the monitor location, but if the monitor is a double pass unit, it means twice the pathlength through the emission plume; c. "Opacity, monitor" means the opacity as measured by the opacity monitor; and d. The opacity at the stack exit shall be calculated by subtracting from1 the quantity of 1 minus the opacity measured by the monitor, divided by 100, that quantity raised to the power of 1 exit divided by 1 monitor, the entire quantity multiplied by 100, as in the following equation: 

### Opacity =100x 1- rexu 11 

### Opacity, monitor \ Ilmonilor I I 

### 1 I 

### - 100 (6) Prior to the measurement period for single pass opacity monitors, a zero and span calibration shall be performed as follows: a. The manufacturer's recommended procedures under "zero" stack conditions shall be followed; b. If a "zero" stack condition cannot be created, the opacity monitor shall be mounted outside the stack at the same path length as that when mounted on the stack for the calibration; c. A zero filter at 0%opacity, and a span filter, between 20%- and 40%opacity, which have been certified, shall be used; and d. All calibrations shall be documented; and (7) Prior to the measurement period for double pass monitors, a zero and span calibration shall be performed as follows: a. The manufacturer's recommended procedures shall be followed with the monitor in place; 28 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

b. A zero filter at 0%opacity, and a span filter, between 20%- and 40%opacity, which have been certified, shall be used; c. Following the measurements taken, a second calibration check shall be performed; d. If the difference between the first calibration and the second calibration exceeds 5% opacity, the opacity measurement shall be repeated; and e. All calibrations shall be documented. Source. #7788, eff 10-31-02 Env-A 807.04 Testing Requirements for Diesel Engines in Motor Vehicles. The owner or operator of a diesel engine in a motor vehicle shall determine compliance with Env-A 1101 .03 by following the Society ofAutomotive Engineers (SAE) snap-acceleration smoke test procedure J1667, published in 1996. 

### Source. #7788, eff 10-31-02 Env-A 807.05 Determination of Opacity of Fugitive Emissions. The owner or operator shall conduct measurements ofthe amount oftime that any visible fugitive emissions occur during an observation period by following 40 CFR 60, Appendix A, Method 22 - Visual Determination of Fugitive Emissions fromMaterial Sources and Smoke Emissions fromFlares. Source. #7788, eff 10-31-02 PART Env-A 808 CONTINUOUS EMISSION MONITORING Env-A 808.01 Definitions. For the purposes of this part, the following definitions shall apply: (a) "Calendar hour" means any 60-minute period commencing on the hour; (b) "Facility operating hour" means, for purposes of calculating data availability pursuant to Env-A 808.10, 42 minutes of facility operation during a calendar hour; (c) "Facility operation" means one ofthe following: (1) For a steam generating unit that is required by this part to have a continuous emission monitoring (CEM) systeminstalled, a time period during which any fuel is being coirnbusted in the device; or (2) For any other facility that is required by this part to have a CEM systeminstalled, a time period during which any material is being processed which contributes to the emissions monitored bythe CEM system ; (d) "Gaseous excess emission" means: (1) A CEMsystem measurement of any of the gases listed in Env-A 808.01(e), above the emission limit specified in any applicable state or federal standard, based on the averaging time specified in that standard; (2) A CEM

system measurement of any of the gases listed in Env-A 808.01(e), above the emission limit specified in any facility permit issued by the division, based on the averaging time specified in the permit; orNEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (3) If neither (1) or (2), above, is applicable, a CEM systemmeasurement of any of the gases listed in Env-A 808.01(e), above any emission limit to which the facility is subject, averaged over a 24-hour period; (e) "Gaseous measuring CEMsystem" means a CEMsystem that measures concentrations of ammonia (NH3), carbon monoxide (CO), sulfur dioxide (SOz), NO, total reduced sulfur (TRS), hydrogen chloride (HCl), diluent gas, such as oxygen (OZ) or carbon dioxide (COZ), orVOC ; (f) "Opacity excess emission" means any consecutive 6-minute or 60-minute period, or aggregate 60- minute period of opacity measurement, averaged in accordance with Env-A 808.03 (b), which exceeds any standards for visible emissions specified in Env-A 1900 through Env-A 2900, excluding any exempted periods specified in Env-A 2000 ; (g) "Out ofcontrol period" means: (1) For a CEM

systemmeasuring gaseous emissions: a. The time period beginning with the completion ofthe daily calibration drift check where the calibration drift (CD), as calculated pursuant to 40 CFR 60.13(d)(1), has exceeded twice the allowable limit for 5 consecutive days and ending with the CD check following corrective action that results in the CDbeing within the allowable CD limit; b. The time period beginning with the completion of a daily CD check preceding the daily CD check that results in the CD being greater than 4 times the allowable limit and ending with the CD check following corrective action that results in the CD being within the allowable CD limit; or c. The time period beginning with the completion ofa relative accuracy test audit (RATA), cylinder gas audit (CGA), or relative accuracy audit (RAA) as defined in 40 CFR 60, Appendix F, where the CEM systemfails the accuracy criteria established and ending with successful completion ofthe same audit where the CEM systemmeets the accuracy criteria established after corrective action has occurred; and (2) For a CEM

systemmeasuring opacity: a. The time period beginning with the completion ofthe daily calibration drift check where the CD exceeds 2%opacity for 5 consecutive days, and ending with the CD check after corrective action has occurred that results in the performance specification drift limits being met; b. The time period beginning with the completion of a daily CD check preceding the daily CD check that results in the CD being greater than 5%opacity and ending with the CD check after corrective action has occurred that results in the performance specification drift limits being met; or c. The time period beginning with the completion of a quarterly opacity audit where the CEMsystemfails the calibration error test as specified in 40 CFR 60, Appendix B, Specification 1 and ending with successful completion of the same audit where the CEM systempasses the calibration error test established after corrective action has occurred; (h) "Time-shared system" means a gaseous CEM systemthat measures the pollutant concentration of more than one gas stream ; and . (i) "Valid hour of CEM emission data" means one ofthe following:

30 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (1) A minimumof 42 minutes of CEM readings taken in any calendar hour, during which time the CEM

is not in an out of control period as defined in Env-A 808.01(g), and the facility on which the CEM

is installed is in operation; or (2) For time-shared systems, 75%collection ofgaseous CEM concentration readings of the total sampling time available for each emission point being monitored for those periods of time the CEM is not in an out ofcontrol period as defined by Env-A 808.01(g), and the facility on which the CEM

is installed is in operation. Source. (See Revision Note at chapter heading for Env-A 800) #5505 eff 11-15-92; renumbered by #6057-B (formerly Env-A 807), EXPIRED : 11-15-98 New . #6893, INTERIM, eff 11-26-98, EXPIRED : 3-26-99 New . #7788, eff 10-31-02 Env-A 808.02 Applicability. (a) The owner or operator ofa stationary source shall install, operate, maintain, and perfornrn quality assurance testing of a CEM systemmeeting all of the requirements specified in this part for a stationary source ifany ofthe following conditions exists:

(1) A source is subject to the NewSource Performance Standards, 40 CFR 60, National Emission Standards for Hazardous Air Pollutants, 40 CFR 61 or 40 CFR 63, or Continuous Emission Monitoring, 40 CFR 75, which requires the source to comply with a specified opacity or emission limit and to install a specified CEM system ; (2) The owner or operator of a source chooses to limit its potential to emit by accepting federally enforceable permit conditions that restrict its hours of operation, the type or amount of material combusted, stored, or processed, or its level of production, and continuous emission monitoring is determined by the division to be necessary to ensure that these permit conditions are not violated; (3) A source uses air pollution control equipment in order to maintain compliance with an opacity or emission limit, and continuous emission monitoring is determined by the division to be necessary in order to ensure that this limit is not exceeded and that the control equipment is performing correctly; (4) Documented and repeated violation of any of the applicable opacity or emission limits specified in other provisions of Env-A 300 et seq., has occurred and the installation of a CEM systemis feasible; (5) Documented and repeated violation of any of the National Ambient Air Quality Standards (NAAQS) specified in Env-A 300 has occurred, the source is determined by the division to be a major contributor to the violation, and the installation ofa CEM systemis feasible; or (6) By following the procedures specified in 40 CFR 51, Appendix W, the division determines that a source's emissions have a significant impact on air quality and continuous monitoring of emissions with a CEM system is necessary to ensure that the ambient air quality standards are achieved and maintained.NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (b) A stationary source subject to the continuous emission monitoring requirements specified in 40 CFR 51, Appendix P, as amended at 51 FR 40675, November 7, 1986, shall install, calibrate, operate, and maintain a CEM

systemin accordance with all requirements set forth and referenced therein. (c) A facility subject to both this part and the emission monitoring requirements of Env-A 3200 shall comply with:

(1) The NOx monitoring requirements as described in Env-A 3200 ; (2) The minimumpercentage data availability requirements as described in Env-A 808.10(a)

- (d) ; and (3) The data reporting requirements as described in Env-A 808.12 or Env-A 808.13, as applicable. Source. #7788, eff 10-31-02 Env-A 808.03 MinimumSpecifications for CEM Systems. A CEM

systeminstalled after August 31, 1989, shall meet the following minimum specifications: (a) A CEM

systemfor measuring gaseous emissions shall average and record the data for each calendar hour; (b) ACEM

systemfor measuring opacity emissions shall : (1) Average the opacity data to result in consecutive, non-overlapping 6-minute averages; and (2) If subject to the exemption of Env-A 2003.04(b), total the number of minutes in any 8-hour period where the opacity, as averaged in non-overlapping 6-minute periods, exceeds the applicable opacity standard; (c) All CEM

systems, opacity and gaseous measuring included, shall ; (1) Include a means to display instantaneous values of percent opacity and gaseous emission concentrations; and (2) Complete a minimum of one cycle of operation, which shall include measurement, analyzing, and data recording for each successive 5-minute period for systems measuring gaseous emissions and each 10-second period for systems measuring opacity, unless a longer time period is approved in accordance with Env-A 809; (d) Astack volumetric flowmeasuring device required to be installed after January 1, 1992, shall meet the following requirements :

(1) All differential pressure flowmonitors shall have an automatic blow-back purge system installed and, in wet stack conditions, shall have the capability for drainage ofthe sensing lines; and (2) The stack flowmonitoring system shall have the capability for manual calibration of the transducer while the systemis on-line and for a zero check; and (e) Alternatives to in-stack flowmonitoring devices for determination of stack volumetric flowrate may be used ifthe owner or operator provides the division with technicaljustification that the alternative can meet the same requirements for data availability, data accuracy, and quality assurance as an in-stack device. Source. #7788, eff 10-31-02 32 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

Env-A 808.04 CEM

Monitoring Plan. (a) An owner or operator of a source subject to the requirements of this part and required to install, operate, and maintain a CEM systemshall submit to the division, at least 90 days prior to the installation of the CEM

system, a CEM

monitoring plan describing the system . (b) Upon receipt ofthe CEM monitoring plan, the division shall : (1) Review

the plan for compliance with all the elements described in this section; (2) Determine whether the CEM meets all the requirements ofthis part; and (3) Issue its decision within 30 days. (c) The monitoring plan shall provide the following: (1) Acomplete description ofthe emission monitoring systemincluding, but not limited to: a. The identity of the CEM systemvendor, including the company name, address, and telephone number; . b
. The identity of the manufacturer, model number, measurement method employed, and range ofeach ofthe major components or analyzers being used; c. Adescription ofthe sample gas conditioning system ; d. A description and diagram showing the location of the monitoring system, including sampling probes, sample lines, conditioning system, analyzers, and data acquisition system ; and e. A description of the data acquisition system, including sampling frequency, and data averaging methods; (2) The mathematical equations used by the data acquisition system, including the value and derivation of any constants, to calculate the emissions in terms of the applicable emission standards; (3) An example ofthe data reporting format ; (4) A description. of the instrument calibration methods, including the frequency of calibration checks and manual calibrations, and path ofthe sample gas through the system ; (5) The means used by the data acquisition system of determining and reporting periods of excess emissions, monitor downtime, and out-of-control periods; and (6) A description of the means used to provide for short-term and long-term emissions data storage. Source. #7788, eff 10-31-02 Env-A 808.05 Performance Specification Testing. The owner or operator of a facility shall conduct performance specification testing for a CEM systeminstalled after August 31, 1989, in accordance with the following:NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (a) For a CEMsystem monitoring opacity or gaseous emissions, the performance specification requirements of 40 CFR60, Appendix B, shall apply; (b) For an opacity monitoring system, the calibration error test specified in 40 CFR 60, Appendix B, Performance Specification 1, paragraph 7.1 .4, shall be performed with the monitor installed on the stack or duct that is tobe the permanent location for the monitor; (c) All performance specification testing shall be conducted within 180 days ofthe CEM equipment initial startup; (d) The division shall be notified ofthe date or dates of the performance specification testing at least 30 days prior to the scheduled dates; and (e) Awritten report summarizing the results ofthe testing shall be submitted to the division within 30 days ofthe completion ofthe test. Source. #7788, eff 10-31-02 Env-A 808.06 Quality Assurance/Quality Control Plan Requirements. (a) The owner or operator of a source required by this part to install, operate, and maintain an opacity or gaseous CEM

systemshall : (1) Prepare a quality assurance/quality control (QA/QC) plan, which shall contain written procedures for implementation ofits QA/QC programfor each CEM system ; (2) File the QA/QC plan with the division no later than the time specified in Env-A 808.05(e) after the initial startup ofeach CEM system ; (3) Review

the QA/QCplan and all data generated by its implementation at least once eachyear; (4) Revise or update the QA/QCplan, as necessary, based on the results ofthe annual review, by: a. Documenting any changes made to the CEM or changes to any information provided in the monitoring plan; b. Including a schedule of, and describing, all maintenance activities that are required by the CEM

manufacturer orthat might have an effect on the operation ofthe system ; c. Describing how

the audits and testing required by this part will be performed; and d. Including examples of the reports that will be used to document the audits and tests required by this part; . (5) Make the revised QA/QC plan available for on-site reviewby the division at any time; and (6) Within 30 days of completion of the annual QA/QC plan review, certify in writing that the owner or operator will continue to implement the source's existing QA/QC plan or submit in writing any changes to the plan and the reasons for each change; (b) The division shall request revision of the QA/QC plan if the results of emission report reviews, inspections, audits, reviewof the QA/QC plan, or any other information available to the division showthat the plan does not meet the criteria specified in 40 CFR 60, Appendix F, Procedure 1, section 3; andNEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (c) The QA/QC plan shall be considered an update to the CEM monitoring plan required by Env-A 808.04. Source. #7788, eff 10-31-02 Env-A 808.07 General Audit Requirements for All CEM Systems. (a) Required quarterly audits shall be done anytime during each calendar quarter, but successive quarterly audits shall occur no more than 4 months apart. (b) Within 30 calendar days following the end of each quarter, the owner or operator of the source shall submit to the division a written summary report ofthe results of all required audits that were performed in that quarter, in accordance with the following:

(1) For gaseous CEM audits, the report format shall conformto that presented in 40 CFR 60, Appendix F, Procedure 1, section 7; and (2) For opacity CEM

audits, the report format shall conformto that presented in EPA-600/8-87- 025, April 1992, "Technical Assistance Document: Performance Audit Procedures for Opacity Monitors" . (c) The owner or operator ofa source shall notify the division at least 30 days prior to the performance ofa RATA

. (d) The division shall require the rescheduling of any RATAifthe staff necessary to observe the audit are not available. (e) The owner or operator ofa source shall provide at least 2 weeks' notice prior to any other planned audit or test procedure. Source. #7788, eff 10-31-02 Env-A 808.08 Audit Requirements for Gaseous CEM Systems. (a) For a systemmonitoring gaseous emissions of SO2, NO,,, CO, TRS, HZS, VOC, 02 or CO,, the quality assurance requirements and procedures described in 40 CFR 60, Appendix F, shall apply, with the following additions and clarifications for Procedure 1 ofAppendix F:

(1) The owner or operator shall informthe division of all out of control periods, as defined in Appendix F, section 4.3, and Env-A 808.01(g), in the emission reports required pursuant to EnvA 808.11 ; (2) The owner or operator may performa RAA, as defined in 40 CFR60, Appendix F, in place ofa CGA

; and (3) For CEMsystems where CGA audits cannot be performed, the owner or operator shall performRAA audits in place ofthe CGA; (b) The owner or operator of a CEM systemthat monitors gaseous emissions other than SOz, NO,, CO, TRS, HZS, VOC, Oz or COz shall :

(1) Request in writing pursuant to Env-A 809 division approval of proposed audit procedures; (2) Demonstrate that such procedures are consistent with those presented in 40 CFR 60, Appendix B and Appendix F; andNEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (3) Upon receiving approval by the director of the proposed audit procedures pursuant to Env-A 809, implement such procedures. (c) For atime-shared gaseous CEM system, the owner or operator shall performthe following audits: (1) An annual RATAto check the analyzer at any sampling point; and (2) CGAs or RAAs at all sampling points for each ofthe remaining 3 quarterly audits. (d) The owner or operator ofa stationary source determining compliance with a mass flowemissions limit by using a stack flowvolumetric monitor or a fuel flowmeter with 02/CO2 measurements to calculate heat input or stack flowrate, shall conduct annually a minimum9-run RATA with the relative accuracy calculated in the units ofthe mass emissions measurement as specified in 40 CFR60, Appendices Band F. (e) In lieu of (d) above, the owner or operator ofa stationary source using a fuel flowmeter that meets the certification requirements of 40 CFR75, Appendix D, may conduct the annual minimum9-run RATA, as specified in 40CFR60, Appendix B, as follows:

(1) The RATAshall be performed on: a. The pollutant concentration in parts per million or pollutant pounds per million BTU; and b. The 02/C02 diluent percentage; and (2) The relative accuracy requirements shall be: a. As specified in 40 CFR 60, Appendix B, 40 CFR 75, or f1 ppmfor the pollutant, as applicable; and b. As specified in 40 CFR60, Appendix B, or 40CFR 75, as applicable, for the percentage 02/C02. (f) For a stationary source subject to (d) above, and using a stackvolumetric flowmonitor forthe mass flowemissions calculation, the owner or operator ofsuch source shall also performone of the following audit options: (1) An audit that shall consist of:

a. A3-run RAA, which shall be conducted in 2 ofthe calendar quarters in which the RATA specified in (d) is not conducted: 1 . To determine the percentage accuracy ofthe source's stack flowrate measurement method; and 2. To compare the source's method of determining stack flowrate against the compliance method of measuring the stack flowrate, as follows: (i) Avelocity traverse shall be conducted following Methods 1 and 2 of 40 CFR 60, Appendix A

; (ii) A calculation of average wet standard cubic feet per hour shall be measured for each run using a stack gas molecular weight and percent stackmoisture from either the stack flowmonitor or the most recent Methods 3 and 4 measurement made atthe subject source;NEW HAMPSHIRE CODE OF ADMINISTRATNE RULES (iii) A leak check shall be performed after completion ofthe velocity traverse in accordance with 40CFR60, Appendix A, Method 2, part 3.1 ; (iv) The thermocouple used for measurement of stack gas temperature shall be calibrated annually; (v) Steps (i) through (iii) shall be repeated 2 more times to result in 3 compliance measurements of the stack volumetric flowrate; (vi) Apercentage accuracy calculation shall be performed as follows: i . "WSCFH, CEM" means the 3-run average of the wet standard cubic feet per hour flow

rate as determined by the stack flowmonitor method; ii . "WSCFH, M2" means the 3-run average of the wet standard cubic feet per hour as measured by the Method 1 and Method 2 procedures; iii . To calculate the percentage accuracy of the monitor, the owner or operator shall calculate the difference between WSCFH, CEM and WSCFH, M2, divide the difference by the value of WSCFH, M2, and then multiply the result by 100, as inthe formula below : % Accuracy = ((WSCFH,CEIV1- WSCFH,M2)/(WSCFH,M2)) x 100 (vii) The absolute value of percentage accuracy shall be less than or equal to 10.0%for the monitor to pass the audit; and (viii) If the percentage accuracy exceeds 10.0%, the monitor shall be considered "out of control" until necessary repairs/adjustments are performed to the system and the monitor successfully passes the percentage accuracy requirements, as determined by a repeat audit; and b. In the remaining quarter in which the RATA specified in (d) and the RAA are not performed, a calibration ofthe transmitter or transducer, as applicable, ofthe stack flowrate or fuel flowmonitor following the manufacturer's recommended calibration procedure; or (2) An audit, to be performed in each calendar quarter in which the RATAspecified in (d) is not conducted, which shall consist of: a. A flowmonitor differential-pressure sensing lines' leak check for lowand high-pressure sides; b. A stackflowprobe inspection, including removal and cleaning ofthe probe as necessary; c. A differential pressure transmitter/transducer calibration following the manufacturer's recommended calibration procedure; and d. Acontinuous flow-to-load-ratio or gross heat rate evaluation in accordance with 40 CFR 75, Appendix B. (g) The owner or operator ofa stationary source subject to (d) above, and using a fuel flowmonitor for the mass flow

emissions calculation, shall also performone ofthe following audit options: (1) The quality assurance activities on the fuel flow monitor as specified in 40 CFR 75, Appendix D

; or 37 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (2) The audit specified in (f)(1) above. Source. #7788, eff 10-31-02 Env-A 808.09 Audit Requirements for Opacity CEM Systems. (a) The owner or operator of an opacity CEM systemrequired to meet the criteria of 40 CFR 60, Appendix B, Specification 1, shall :

(1) Perform quarterly audits with the monitor installed in its measurement location for the Calibration Error Test, in accordance with 40 CFR 60, Appendix B, Specification 1, section 7.1 .4, and for the System Response Test, in accordance with 40 CFR 60, Appendix B, Specification 1, section 7.1 .5; (2) Use a minimum

of 3 calibration attenuators, low, mid, and high, in the audits as specified in 40 CFR 60, Appendix B, Specification 1, section 7.1 .2.; (3) Check the values ofthe calibration attenuators used in the above audits at least once every 6 months with one ofthe following: a. A spectrophotometer meeting the specifications of 40 CFR 60, Appendix B, Specification l, section 3.4; or b. A secondary instrument as defined and described in 40 CFR 60, Appendix B, Specification 1, section 7.1 .3.; (4) If the measured value of the calibration attenuator differs fromthe calibrated value by more than + 2%opacity, recalibrate or replace the calibration attenuator until the measured value does not differ fromthe calibrated value by more than + 2%opacity; and (5) Performand report an annual 7-day length zero/upscale drift test, as defined in 40 CFR 60, Appendix B, Specification 1, sections 7.4.1 and 7.4.2, to the division following the procedures set forth therein. (b) For a source with an opacity CEM systemthat is not subject to any subpart of 40 CFR 60, the owner or operator shall conduct quarterly audits as specified in (a) above, except that the selected span value, used for the selection of the attenuation values, shall be 40%opacity for those devices subject to a 20% opacity standard and 60%opacity for those devices subject to a 40%opacity standard. (c) Ifwritten documentation is submitted to the division showing stability ofthe attenuator values, the division shall reduce the frequency ofthe attenuators check to once peryear. Source. #7788, eff 10-31-02 Env-A 808.10 Data Availability Requirements. (a) The owner or operator ofa source with a CEM shall operate the CEM at all times during operation ofthe source, except for periods of CEM breakdown, repairs, calibration checks, preventive maintenance, and zero/span adjustments. (b) The percentage CEM data availability for opacity and all gaseous concentration monitors shall be maintained at a minimumof 90%on a calendar quarter basis. (c) The percentage CEM data availability for opacity and all gaseous concentration monitors shall be maintained at a minimum of 75%for any calendar month. 38 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (d) The percentage CEM data availability shall be calculated as follows: (1) "VH" means the number of valid hours of CEM data in a given time period for which the data availability is being calculated when the plantis in operation; (2) "OH" means the number offacility operating hours during a given timeperiod for which the data availability is being calculated; (3) "AU" means the number of hours during facility operation when the performance of quarterly audits as required by those procedures specified in Env-A 808.08 or Env-A 808.09, as applicable, require that the CEM be taken out ofservice in order to conduct the audit; (4) "Ca1DT" means the number of hours, not to exceed one hour per day, during facility operation when the CEM is not operating due to the performance of the daily CEM calibrations as required in 40 CFR 60, Appendix F or 40 CFR75, Appendix B, section 2.1 . ; and 100, and divide the result by the difference between OHand AH, as m the formula below

: (5) To calculate the percentage CEM data availability, multiply the sumof VH and Ca1DT by 

### PercentageDataAvailability = (VH+ CalDT)x100 (OH-AH) (e) Ifthe percentage data availability requirements cannot be met for any calendar quarter, the owner or operator ofthe source shall :

(1) Submit a plan to the division within 30 days of the end of the quarter of failure to meet the data availability requirements specifying in detail the steps to be taken in order to meet the availability requirements for the current quarter and future quarters; and (2) Implement the plan to meet the data availability requirements no later than 30 days after the end ofthe quarter offailure. (f) If the percentage data availability requirements cannot be met for any 2 consecutive calendar quarters, the owner or operator ofthe source shall :

(1) Install a replacement CEM systemmeeting all of the requirements of 40 CFR 60, Appendix B, Specifications 1-6 in accordance with the following deadlines: a. The replacement CEM systemshall be installed and operational no later than 180 days following the end ofthe second quarter of failure to meet the data availability requirements; and b. Certification testing of the replacement CEM systemshall be initiated no later than 210 days following the end of the second quarter of failure to meet the data availability requirements; and (2) During the period of time fromthe end of the second quarter of failure to meet the data availability requirements until the successful certification testing completion of the replacement CEM system : a. Maintain the quality of data obtained fromthe currently operating CEM and maximize data availability ofthe CEM ; orNEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES b. Replace the existing CEM with a temporary alternative that shall monitorthe compliance status ofthe emission point ofconcern. (g) Alternatives to the replacement ofthe entire CEM systemas required by paragraph (f) above, shall be allowed provided that the facility can provide the division with technical justification that the alternative will ensure that the 90%data availability requirement shall be met on a consistent basis. Source. #7788, eff 10-31-02 Env-A 808.11 Quarterly Emission Reports. Within 30 days of the end of each calendar quarter, an owner or operator of a source with a gaseous or opacity measuring CEM systemshall submit an emission report to the division. Source. #7788, eff 10-31-02 Env-A 808.12 Emission Reports for Sources Subject to 40 CFR 60 . The owner or operator ofa source subject to 40 CFR 60 which is required to install, calibrate, operate, and maintain a CEMsystem, shall provide the following in each quarterly emission report specified in Env-A 808.11 : (a) The information specified in 40CFR60.7(c) and any applicable subpart of 40 CFR60; (b) The daily averages ofgaseous CEM measurements and calculated emission rates; and (c) The information required in Env-A 808.13(a)(5) through (9) below . 

### Source. #7788, eff 10-31-02 Env-A 808.13 Emission Reports for Sources Not Sublect to 40CFR60 . (a) The owner or operator ofa source not subject to 40 CFR60 which is required to install, calibrate, operate, and maintain a CEM system, shall provide the following in each quarterly emission report specified in Env-A 808.11 :

(1) Excess emission data recorded by the CEM system, including: a. The date and time ofthe beginning and ending ofeach period ofexcess emission; b. The magnitude ofeach excess emission; c. The specific cause ofthe excess emission; and d. The corrective action taken; (2) If no excess emissions have occurred, a statement to that effect; (3) For gaseous measuring CEM systems, the daily averages of the measurements made and emission rates calculated; (4) Astatement as to whether the CEM systemwas inoperative, repaired, or adjusted during the reporting period; (5) If the CEM

systemwas inoperative, repaired, or adjusted during the reporting period, the following information: a. The date and time of the beginning and ending of each period when the CEM was inoperative;
40 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES
b. The reason why the CEM was not operating; c. The corrective action taken; and d. The percent data availability calculated in accordance with Env-A 808.10 for each flow, diluent, or polluant analyzer in the CEM system ; (6) For all "out of control periods" as defined in Env-A 808.01(g) and 40 CFR 60, Appendix F, the following information: a. The times beginning and ending the out ofcontrol period; b. The reason for the out ofcontrol period; and c. The corrective action taken; (7) The date and time beginning and ending each period when the source ofemissions which the CEM systemis rrionitoring was not operating; (8) The span value, as defined in Env-A 101 .176, of each analyzer in the CEM systemand units ofmeasurement for each instrument; and (9) When calibration gas is used, the following information: a. The calibration gas concentration; b. Ifa gas bottle was changed during the quarter: 1 . The date ofthe calibration gas bottle change; 2. The gas bottle concentration before the change; and 3. The gas bottle concentration after the change; and c. The expiration date for all calibration gas bottles used. (b) Ifdaily averages as specified in (a)(3) above, are not feasible, the owner or operator shall submit to the division a written request containing the following information:

(1) The proposed alternative time period; (2) Averages based on that alternative time period; and (3) Documentation showing why daily averages are not feasible. (c) If the request identified in (b) above, clearly states the alternative time period and provides documentation showing why daily averages are not feasible, the division shall approve an alternative time period. Source. #7788, eff 10-31-02 Env-A 808.14 Valid Averaging Periods. The number of hours of valid CEMdata required for determining a valid averaging period for the different emission standard periods shall be: (a) For a 3-hr emission stdndardperiod, 2 hours of valid data; (b) For a 4-hr standard emission standard period, 3 hours ofvalid data;
41 Env-A 800NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

following: (a) Compliance determinations; (b) Air quality impact analysis; (c) Air pollution dispersion modeling; (d) Control technology review ; and (e) Emissions inventory. Source. #7788, eff 10-31-02 PART Env-A 809 APPROVAL OF ALTERNATE METHODS Env-A 809.01 Approval of Alternate Methods or Requirements. For any testing or monitoring procedure that is an alternative to a method or requirement specified by these rules, the following procedure shall,apply: (a) The owner or operator of a source seeking approval ofan alternative shall submit to the director the following information:

(1) A description ofthe proposed alternate method or requirement ; (2) The identity ofthe compound that is to be tested or controlled or the equipment that is to be maintained by the alternate method or requirement ; (3) The identity and description ofthe source at which the alternate method or requirement will be implemented; and (4) Technical data and information demonstrating that the purpose of the specified method or requirement will be achieved by the alternate method or requirement and that the alternative produces results that are no less precise and accurate than those produced by the specified method or requirement ; and (b) Within 60 days of receipt ofa complete application that meets the requirements of (a) above, the director shall :

(1) Review

the application; (2) Issue a written decision: a. Approving the application if the department determines that the alternate method or requirement: (c) For a 8-hr standard emission standard period, 6 hours ofvalid data; (d) For a 12-hr standard emission standard period, 9 hours ofvalid data; and (e) For a 24-hr standard emission standard period, 18 hours ofvalid data. Source. #7788, eff 10-31-02 Env-A 808.15 Use of CEM Data. The division shall use CEM data either directly or indirectly for the

1 . Achieves the purpose ofthe specified method or requirement; andNEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES
2. Produces results that are no less precise and accurate than those produced by the specified method or requirement ; or b. Denying the application and specifying the reason(s) for the denial ; and (3) Notify the applicant and EPAofthe decision. Source. #6519-B, eff 5-29-97; ss by #7788, eff 10-31-02 Env-A 809.02 Alternate Methods for Federal Standards. Alternate test methods for compliance with federal standards, such as those specified in 40 CFR 60, 61, and 63, shall be submitted by the owner or operator ofthe source to EPAfor approval . Source. #6519-B, eff 5-29-97; ss by #7788, eff 10-31-02NEW HAMPSHIRE CODE OFADMINISTRATIVE RULES

APPENDIX Rule Specific Section ofState or Federal Statute or Regulation which the Rule Is Intended to Im plement Env-A 801 RSA 125-C:6, XI &XII Env-A 802 RSA 125-C:6, XI Env-A 803 & 804 Env-A 805 & 806 RSA 125-C:6, XI ; 42 U.S.C. Section 7410 & 7502(c) RSA 125-C:6, XI Env-A 807 RSA 125-C:6, XI &XII Env-A 808 Env-A 809 RSA 125-C:6, XI ; 40 CFR51 A ppendix P, 60, 61, 63 & 75 RSA 125-C:6, XI &XIINEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES PART Env-A 1209 - RESERVED Source. #120, as in eff 8-31-73; ss by #459; ss by #721 .8, eff 12-7-75; ss by #1717, eff 2-19-81 ; ss by #2332, eff 4-29-83; ss by #2938, eff 12-27-84; ss by #5033, eff 12-27-90; EXPIRED 12-27-96 PART Env-A 1210 - RESERVED Source. #120, as in eff 8-31-73; ss by #462; ss by #721 .13, eff 12-7-75; ss by #1717, eff 2-19-81 ; ss by #2332, eff 4-29- 83; ss by #2938, eff 12-27-84; ss by #5033, eff 12-27-90; EXPIRED 12-27-96 PART Env-A 1211 NITROGENOXIDES (NOx) Env-A 1211 .01 Applicabil ity. (a) The requirements in Env-A 1211, as effective on October 31, 2002, shall not relieve any source that was subject to Env-A 1211, as effective on May 20, 1994, fromits obligation to have been in compliance with applicable rules in the previously effective part. (b) Utility boiler(s) shall be subject to the requirements of Env-A 1211 .03 if the combined maximum heat input rate ofsuch boiler(s) exceeds 50,000,000 Btu per hour at any time after December 31, 1989 . (c) Steamelectric boiler(s) shall be subject to the requirements of Env-A 1211 .04 if the combined maximumheat input rate of such boiler(s) exceeds 50,000,000 Btu per hour at any time after December 31, 1989. (d) Industrial boiler(s) shall be subject to the requirements of Env-A 1211 .05 if the combined maximumheat input rate of such boiler(s) exceeds 50,000,000 Btu per hour at any time after December 31, 1989. (e) Stationary combustion turbine(s), except for combustion turbines mounted on aircraft and combustion turbines operating as load shaving units or emergency generators, shall be subject to the requirements of Env-A 1211 .06 if the combined maximum heat input rate of such turbine(s) exceeds 25,000,000 Btu per hour at any time after December 31, 1989. (f) Stationary internal combustion engine(s), except for stationary internal combustion engines operating as load shaving units or emergency generators, shall be subject to the requirements of Env-A 1211 .07 ifthe combined maximumheat input rate ofsuch engine(s) exceeds 4,500,000 Btu per hour at any time after December 31, 1989. (g) Asphalt plant dryer(s) shall be subject to the requirements of Env-A 1211 .08 if the combined maximumheat input rate of such dryer(s) exceeds 26,200,000 Btu per hour at any time after December 31, 1989. (h) Incinerator(s), except for incinerators combusting sewage sludge, shall be subject to the requirements of Env-A 1211 .09 if the combined processing capacity of such incinerator(s) exceeds 85 tons per day or more ofwaste at any time after December 31, 1989. (i) Wallboard dryer(s), calcining mill(s), calciner(s), and gypsumrock dryer(s) shall be subject to the requirements of Env-A 1211 .10 if the combined theoretical potential emissions of such wallboard dryer(s),

57 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES calcining mill(s), calciner(s), and gypsumrock dryer(s) equal or exceed 50 tons per calendar year of NOx at any time after December 31, 1989 . (j) If the combined theoretical potential emissions from all devices and processes located at a stationary source exceed 50tons per calendar year ofNOx at any time after December 31, 1989, all stationary internal combustion engines or combustion turbines used as emergency generators at that source shall be subject to the requirements of Env-A 1211 .11 unless:

(1) All such emergency generators are limited to less than 500 hours of operation during any consecutive 12-monthperiod; and (2) The combined theoretical potential emissions of NOx fromall such generators are limited to less than 25 tons for any consecutive 12-month period by permit conditions. (k) Auxiliary boiler(s) shall be subject to the requirements of Env-A 1~211 .12 if the combined theoretical potential emissions fromall devices and processes located at the stationary source exceed 50tons per calendar year ofNOx at any time after December 31, 1989 . (1) Load shaving unit(s) shall be subject to the requirements of Env-A 1211 .13 if the combined theoretical potential emissions fromall devices and processes located at the stationary source exceed 50 tons per calendaryear of NOx at anytime after December 31, 1989. (m) Any miscellaneous stationary source at a stationary source having combined theoretical potential emissions fromall devices and/or processes which equal or exceed 50 tons per calendar year of NOx at any time after December 31, 1989 shall be subject to the requirements of Env-A 1211 .14, except for NOxemitting devices that have implemented Best Available Control Technology (BACT) for NOx, or Lowest Achievable Emission Rate (LAER) for NOx at any time after December 31, 1989 pursuant to a federally enforceable permit. Any device or group of devices. at a stationary source which meet the applicability criteria of (b) through (1), above, shall be subject to the requirements ofthe applicable sections. (n) Any stationary source having combined theoretical potential emissions of 50 tons or more of NOx during any consecutive 12-month period but whose actual NOx emissions have not equaled or exceeded 50 tons during any consecutive 12-month period since January 1, 1989, shall be subject to the requirements of this part, unless the following requirements are met :

(1) The combined actual NOx emissions fromNOx emitting devices or processes are limited to less than 50 tons during any consecutive 12-month period by an enforceable permit or consent decree; and (2) The source has been and remains in full compliance with the conditions of a permit issued by the division or by EPA, or the terms of any consent decree entered into by the division or by EPA, or any court order. (o) Once a stationary source becomes subject to the requirements ofthis part, the source shall remain subject to these requirements even if it later falls belowthe applicability levels specified in (b) through (m), above.

58 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (p) If a stationary source fails to comply with any of the terms or conditions of a permit or consent decree, or court order referred to in (n), above, the source shall immediately become subject to the applicable requirements ofthis part. Source. #5826, eff 5-20-94; amd by #6506, eff 5-1-97 (repeal of former (ay) ; EXPIRED: 5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .02 Definitions. For the purposes ofthis part, the following definitions shall apply: (a) "Actual mole ratio" means the measured number of moles of one chemical divided by the measured number of moles ofa second chemical in the same chemical system ; (b) "Add-on control" means a device or process used to collect, remove, convert or destroy gaseous NOx pollutants resulting fromthe combustion of fuel or waste before these pollutants are released into the ambient air; (c) "Asphalt" means a dark-brown to black cementitious material that is solid, semi-solid or liquid in consistency, in which the primary constituents are bitumens which occur in nature as such or are obtained as residue in refining petroleum ; (d) "Auxiliary boiler" means a boiler operated to provide steamand house heat only when the primary steamor power source for a facility is not available for use. Auxiliary boiler shall not include emergency generators and load shaving units; (e) "Auxiliary fuel" means fuel, other than waste materials, used in an incinerator or resource recovery facility to attain temperatures sufficiently high enough to dry and ignite waste materials, to maintain ignition, or to drive the complete combustion ofcombustible solids, vapors and/or gaseous substances; (f) "Classifiable process or device" means any process or device that emits NOx and is included in one of the categories listed in Env-A 1211 .01(b) through (1), but is not subject to the requirements of Env-A 1211 .03 through 1211 .13 because such process or device falls below the applicability threshold; (g) "Coal" means all solid fuels classified as anthracite, bituminous, lignite, or subbituminous according to the ASTMStandard Classification of Coals by Rank, ASTMD 388-99, coal refuse, and petroleumcoke. The termincludes coal-derived synthetic fuels, including but not limited to, solvent refined coal, gasified coal, coal-oil mixtures, and coal-water mixtures; (h) "Cogeneration facility" means a facility that generates steamfor the purpose of supplying heat or energy to a manufacturing process in the host facility, and power for sale to an electric utility; (i) "Coke" means a fused, cellular, porous structure that remains after free moisture and the major portion ofthe volatile materials have been distilled frombituminous coal and other carbonaceous material by the application of heat in the absence of air or in the presence of a limited supply ofair; (j) "Combined cycle combustion turbine" means any stationary gas or oil-fired turbine which recovers heat fromthe turbine exhaust gases to heat water or generate steam ; (k) "Commercial fuel" means solid, liquid, or gaseous fuel normally produced or manufactured, and sold for the purpose ofcreating useful heat or mechanical energy; (1) "Cyclone firing" means a fuel-firing process using one or more horizontal cylinders to burn fuel under conditions of high rates of heat release, low rates of heat absorption by the cylinder walls, with
59 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES centrifugal action imparted to the fuel particles by air entering the cylinder. The combustion gases exiting fromthe cylinders turn 90 degrees to go up through the boiler. The horizontal cylinders are attached to the bottomofthe furnace with one or more ofthe cylinders arranged on one furnace wall or on 2 opposed furnace walls; (in) "Dry bottom" means the boiler has a furnace bottomtemperature belowthe ash melting point, and the bottomash is removed as a solid; (n) "Electric generating utility" means a utility which is regulated by the public utilities commission and which generates electricity for sale; (o) "Emergency generator" means a stationary internal combustion engine or stationary combustion turbine which operates as a mechanical or electrical power source only when the primary power source for a facility has been lost during an emergency, such as a power outage and/or during the normal maintenance and testing procedure as recommended by the manufacturer. Emergency generator does not include a load shaving unit, peaking power production unit, or a standby engine in an energy assistance program ; (p) "Emission unit" means an individual piece ofequipment fromwhich any air pollutant is emitted to the ambient air, such as an individual boiler; (q) "Face firing" means a furnace firing design in which the burners are mounted in an array on one or more vertical walls, including:

(1) Opposed firing, where the burners are mounted on 2opposite walls; and (2) Single-wall firing, where the burners are mounted on only one wall ; (r) "Fuel-bound nitrogen" means the nitrogen content, in weight fraction, ofthe fuel ; (s) "Gas or gaseous fuel" means natural gas, or gaseous substances produced synthetically fromcoal or oil, or derived fromthe decomposition of organic matter, or derived as a by-product of a manufacturing process, and which can be used to create useful heat and/or mechanical energy; (t) "Industrial boiler" means a steamgenerating unit that generates steamto supply power and/or heat to an industrial, institutional or commercial operation, excluding boilers used by electric utilities, small power producers and cogenerators to generate electricity; (u) "Internal combustion engine" means any engine in which power, produced by heat and/or pressure developed in the engine cylinder(s) by burning a mixture of air and fuel, is subsequently converted to mechanical work by means ofone or more pistons; (v) "Lean burn engine" means a stationary internal combustion engine in which the amount of 02 in the engine exhaust gases is 1 .0%or more, by weight, unless otherwise specified by the engine manufacturer; (w) "Limited at all times" means that the NOx emissions of a source or device does not exceed the prescribed NOx emission limit over the averaging time specified in the applicable section of this part during the entire period of time thatthe source or device operates; (x) "Load shaving unit" means a device used to generate electricity for sale or use during high electric demand days, including but not limited to stationary combustion turbines or stationary internal combustion engines; (y) "Low-NOx emitting process" means a process that results in NOx emission reductions which constitute NOx RACT as approved by the division and EPApursuant to Env-A 1211 .18;
60 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (z) "Manufacturing process" means any process directly related to the manufacturing of goods and/or supplies, both finished and intermediate, whose operations result in pollutant emissions to the ambient air fromprocess or manufacturing equipment or machinery directly or through exhaust or ventilating systems, including elevated stacks; (aa) "Maximumallowable emission rate" means the maximumamount of an air contaminant which is allowed to be emitted into the ambient air during a prescribed interval oftime; (ab) "Maximumheat input rate" means the maximumsteady state fuel firing rate, in Btus per hour of gross heat input, offuel burning equipment as determined in the design rating ofthe equipment manufacturer and the characteristics ofthe fuel-burning devices; (ac) "Miscellaneous stationary source" means that portion ofa stationary source, as defined in Env-A 101 .185, consisting ofdevices and processes that are:

(1) Unclassifiable; or (2) Classifiable; (ad) "Mole" means the specific amount ofchemical substance in a systemproportional to its number of molecules, calculated as the mass ofthe chemical divided by its molecular weight; (ae) "Natural gas" means: (1) A naturally occurring mixture of hydrocarbon and nonhydrocarbon gases found in geologic formations beneath the earth's surface, ofwhich the principal constituent is methane; or (2) Liquid petroleumgas, as defined by the ASTM Standard Specification for Liquid Petroleum Gases, D1835-97; (af) "Normalized stoichiometric ratio (NSR)" means the actual mole ratio of urea to NOx divided by the theoretical stoichiometric ratio, which is 0.5 for the reaction between urea and NOx; (ag) "NOx control technique" means a system, design modification, or use of equipment and technology to reduce NOx emissions to the ambient air fromNOx-emitting devices or processes, including combustion modifications, low-NOx burners, overfire air systems, low excess air systems, flue gas recirculation, natural gas reburn, burners out ofservice, fuel switching, selective catalytic reduction, selective non-catalytic reduction, or other device or procedure approved pursuant to Env-A 1211 .18; (ah) "Oxides of nitrogen (NOx)" means all oxides of nitrogen, except nitrous oxide, as measured in accordance with test methods specified in Env-A 800 and approved by EPA; (ai) "Ozone season" means the period between May 1 and September 30, inclusive; (aj) "Power outage" means that normally available sources of electrical energy are unavailable due to circumstances beyond the control ofthe customer(s) ofthe power supplier(s) ; (ak) "RACT order" means a written order, providing for inventories and emission limits for NOxemitting devices or processes and RACT-compliance procedures and schedules, issued by the division to a miscellaneous stationary source or a stationary source seeking alternative RACT emission limits pursuant to Env-A 1211 .18;

61 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (al) "Rated brake horsepower (bhp)" means the brake horsepower rating specified by the manufacturer and listed on the nameplate; (am) "Regenerative cycle combustion turbine" means any stationary gas or oil-fired turbine which recovers heat fromthe turbine exhaust gases to preheat inlet combustion air to the turbine; (an) "Repowering" means the replacement or conversion of an existing emissions unit with a new or converted unit which results in lower emission rates of NOx; (ao) "Rich burn engine" means any stationary internal combustion engine that is not a lean burn engine; (ap) Simple cycle combustion turbine" means any stationary gas or oil-fired turbine which does not recover heat fromthe turbine exhaust gases to preheat the inlet combustion air to the turbine, heat water or generate steam

; (aq) "Shaker grate or vibrating grate means a grate that mechanically oscillates or vibrates during loading of solid fuel to assist in the introduction of the fuel into the combustion zone, and in removing accumulation offuel particle deposits on the grate surface; (ar) "Small power production facility" means a power production facility that is designed for or capable ofoperating at a capacity of less than 30 megawatts and is not a cogeneration facility; (as) "Stationary combustion turbine" means any simple cycle combustion turbine, regenerative cycle combustion turbine, or any combustion turbine portion ofa combined cycle steam/electric generating system that is not self-propelled, but which can be mounted on a vehicle for portability; (at) "Stationary grate" means a grate that is permanently affixed during normal boiler operation; (au) "Stationary internal combustion engine" means any internal combustion engine that operates as a stationary source, but which can be mounted on a vehicle for portability; (av) "Steam electric boiler" means a steam generating unit, as defined in (aw), below, that is constructed and operated for the purpose of supplying more than one-third ofits potential electrical output to any utility power distribution systemfor sale which is located at a cogeneration or small power production facility; (aw) "Steamgenerating unit" means a device that combusts any fuel or byproduct/waste to produce steamor to heat water or any other heat transfer medium ; (ax) "Stoker" means a furnace design that incorporates a feeding mechanism, fuel distribution and ash residue collection systemfor the purpose of introducing solid fuel into the combustion zone ofthe furnace by feeding the fuel onto a grate; (ay) "Tangential firing" means a boiler firing design where the burners and air nozzles are mounted in each corner ofthe furnace chamber where the vertical furnace walls meet. Both the fuel and air are directed fromthe furnace corners along a line tangential to a circle lying in a horizontal plane ofthe furnace; (az) "Theoretical potential emissions" means the quantity of nitrogen oxides that could be emitted by a source, prior to the application of add-on controls, based on either ofthe following:

(1) Continuous operation of 8760hours peryear at the maximum heat input rate ofthe source; or

62 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (2) Hours of operation, process conditions, or both that are limited by the conditions of a federally enforceable permit ; (ba) "Traveling grate" means a grate designed to move at a constant velocity during the loading of solid fuel to assist in the introduction offuel into the combustion zone; (bb) "Unclassifiable process or device" means any process or device that emits NOx but is not included in any ofthe categories listed in Env-A 1211 .01(b) through (1) ; (be) "Utility boiler" means a steamgenerating unit that is constructed and operated for the purpose of supplying more than one-third of its potential electrical output capacity to any utility power distribution systemfor sale, except for steamelectric boilers, as defined in (av), above; and (bd) "Wet bottom" means the boiler has a furnace bottomtemperature above the ash melting point and the bottomash is removed as a liquid. Source. #5826, eff 5-20-94; amd by #6506-B, eff 5-1-97; ss by #7787, eff 10-31-02; amd by #8234, eff 12-22-04 Env-A 1211 .03 Emission Standards for Utili ty Boilers. (a) All utility boilers meeting the applicability criteria of Env-A 1211 .01(b) shall be subject to the provisions ofthis section. (b) Owners or operators ofutility boilers in existence on or after May 31, 1995 with heat input rates of at least 5,000,000 Btuper hour but less than 50,000,000 Btu per hour shall :

(1) Before April 1st ofeach year: a. Performan efficiency test using the test procedures specified in chapter 3, Combustion Efficiency Tables, Taplin, Harry, R ., Fairmont Press, 1991 ; and b. Adjust the combustion process of the boiler in accordance with the procedures specified in chapter 5, Combustion Efficiency Tables, Taplin, Harry, R ., Fairmont Press, 1991 ; and (2) Maintain, in a permanently bound log book the following information: a. The date(s) on which: 1 . The efficiency test was conducted; and 2. The combustion process was last adjusted; b. The name(s), title, and affiliation ofthe person(s) who: 1 . Conducted the efficiency test; and 2. Made the adjustments; c. The NOx emission concentration, in parts-per-million by volume, dry basis (ppmvd), corrected to 15%oxygen, after the adjustments are made; d. The CO emission concentration, in ppmvd, corrected to 15% oxygen, after the adjustments are made;

63 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

e. The opacity readings; and £ Any other information required by Env-A 903, Env-A 905, and Env-A 909. (c) Each utility boiler in existence on or after May 31, 1995 with heat input rates of at least 50,000,000 BTU per hour shall comply with NOx RACT emission limits, or install the NOx RACT control technology, specified below : (1) For wet-bottomboilers firing coal, or any combination of fuels utilizing coal : a. For tangential or face-fired boilers, 1 .0 lb. per million Btu, based on a 24-hour calendar day average; and b. For cyclone-fired boilers: 1 . With a maximumnet power output of less than 320 megawatts at all times after December 31, 1989, 0 .92 lb. per million Btubased on a 24-hour calendar day average; or 2. With a maximumnet power output of more than 320 megawatts at any time after December 31, 1989, comply with the NOx RACT emission limits specified in Env-A 1211 .03(d) and either: (i) Comply with the NOx RACT limit of 1 .40 lb. per million Btu based on a 24- hour calendar day average; (ii) Install, operate, and maintain selective non-catalytic reduction (SNCR) technology with a minimumnormalized stoichiometric ratio (NSR) of 1 :1 ; or (iii) Install, operate, and maintain NOx RACT air pollution control equipment or an air pollution control process having equivalent or greater NOx removal efficiency as SNCR, approved by the division and EPA ; (2) For dry-bottomboilers firing coal, capable of firing coal, oil, or any combination thereof: a. For tangential-fired boilers, 0.38 lb. per million Btu, based on a 24-hour calendar day average; b. For face-fired boilers, 0.501b. per million Btu, based on a 24-hour calendar day average; and c. For stoker-fired boilers, 0.30 lb. per million Btu, based on a 24-hour calendar day average; (3) For boilers firing oil, capable offiring oil, gas, or any combination thereof: a. For tangential or face-fired boilers when firing exclusively oil, 0.35 lb. per million Btu, based on a 24-hour calendar day average; b. For face-fired boilers when firing gas or any combination of oil and gas, 0.25 Ib. per million Btu based on a 24-hour calendar day average; and c. For tangential-fired boilers when firing gas or any combination of oil and gas, 0.25 lb. per million Btu based on a 24-hour calendar day average;

64 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (4) For boilers firing exclusively gas, 0.20 lb. per million Btu, based on an hourly average, for tangential or face-fired boilers; and (5) For boilers firing wood fuel, capable of firing a combination ofwood fuel and oil : a. For boilers equipped with a traveling, shaker, or vibrating grate, 0.33 lb. per million Btu, based on a 24-hour calendar day average; and b. For boilers equipped with a stationary grate, 0.25 lb. per million Btu, based on a 24-hour calendar day average. (d) Wet-bottomcyclone-fired utility boilers shall be limited at all times to the equivalent of the following NOx emission limits:

(1) For boilers firing coal, or any combination of fuels utilizing coal, 15.4 tons of NOx per 24- hour calendar day; and (2) For boilers firing any fuel or combination of fuels excluding coal, 3.8 tons of NOx per 24- hour calendar day. (e) Nothing in this part shall prohibit the retiring or repowering of a utility boiler at any time after the effective date ofthis part. Utility boilers shall remain subject to the applicable NOx RACT emission limits

. specified in this part, regardless ofa decision to retire or repower the boiler. (f) Compliance with the NOx RACT emission standards specified in this section shall be determined by the testing methods specified in Env-A 800and, ifapplicable, by a CEM systemfor NOx required by EnvA600 or Env-A 1211 .21 . (g) The recordkeeping and reporting requirements for utility boilers shall be in accordance with the provisions of Env-A 903, Env-A 905, and Env-A 909, respectively. Source. #5826, eff 5-20-94; amd by #6506-B, eff 5-1-97; ss by #7787, eff 10-31-02 Env-A 1211 .04 Emission Standards for SteamElectric Boilers. (a) All steamelectric boilers that meet the applicability criteria of Env-A 1211 .01(c) shall be subject to the provisions ofthis section. (b) Owners or operators of steamelectric boilers with heat input rates of at least 5,000,000 Btu per hour but less than 50,000,000 Btu per hour shall :

(1) Before April lst ofeach year: a. Performan efficiency test using the test procedures specified in chapter 3, Combustion Efficiency Tables, Taplin, Harry, R ., Fairmont Press, 1991 ; and b. Adjust the combustion process ofthe boiler in accordance with the procedures specified in chapter 5, Combustion Efficiency Tables, Taplin, Harry R ., Fairmont Press, 1991 ; and (2) Maintain, in a perrnanently bound log book or other format approved by the director, the following information: a. The date(s) on which:

65 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES
l . The efficiency test was conducted; and 2. The combustion process was last adjusted; b. The name(s), title and affiliation ofthe person(s) who: 1 . Conducted the efficiency test; and 2. Made the adjustments; c. The NOx emission concentration, in ppmvd, corrected to 15% oxygen, after the adjustments are made; d. The CO emission concentration, in ppmvd, corrected to 15% oxygen, after the adjustments are made; e. The opacity readings; and f. Any other information required by Env-A 903, Env-A 905, and Env-A 909. (c) Steamelectric boilers in existence on or after May 31, 1995 with heat input rates of at least 50,000,000 Btu per hour but less than 100,000,000 Btu per hour shall comply with the NOx RACT emission limits, or install the NOx RACT control technology, specified in Env-A 1211 .05(c), for the applicable fuel type and fuel-firing design. ' (d) Steamelectric boilers in existence on or after May 31, 1995 with heat input rates of 100,000,000 Btu per hour or more shall comply with the NOx RACT emission limits, or install the NOx RACT control technology, specified in Env-A 1211 .05(d), for the applicable fuel type and fuel-firing design. (e) Compliance with the NOx RACT emission standards specified in this section shall be determined by the testing methods specified in Env-A 800 and, ifapplicable, by a CEM systemfor NOx required by EnvA 600 or Env-A 1211 .21 . (f) The recordkeeping and reporting requirements for steamelectric boilers shall be in accordance with the provisions of Env-A 903, Env-A 905, and Env-A 909, respectively. Source. #5826, eff 5-20-94; amd by #6506-B, eff 5-1-97; ss by #7787, eff 10-31-02 Env-A 1211 .05 Emissi on Standards for Industrial Boilers. (a) All industrial boilers that meet the applicability criteria of Env-A 1211 .01(d) shall be subject to the provisions ofthis section. (b) Owners or operators of industrial boilers with heat input rates of at least 5,000,000 Btu per hour but less than 50,000,000 Btu per hour shall :

(1) Before April lst ofeach year: a. Performan efficiency test using the test procedures specified in chapter 3, Combustion Efficiency Tables, Taplin, Harry, R ., Fairmont Press, 1991 ; and b
. Adjust the combustion process of the boiler in accordance with the procedures specified in chapter 5, Combustion EfficiencyTables, Taplin, Harry R ., Fairmont Press, 1991 ; and

66 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (2) Maintain, in a permanently bound log book the following information: a. The date(s) on which: 1 . The efficiency test was conducted; and 2. The combustion process was last adjusted; b. The name(s), title and affiliation ofthe person(s) who: 1 . Conducted the efficiency test; and 2. Made the adjustments ; c. The NOx emission concentration, in ppmvd, corrected to 15% oxygen, after the adjustments are made; d. The CO emission concentration, in ppmvd, corrected to 15% oxygen, after the adjustments are made; e. The opacity readings; and f Any other information required by Env-A 903, Env-A 905, and Env-A 909. (c) Industrial boilers in existence on or after May 31, 1995 with heat input rates ofat least 50,000,000 Btu per hour but less than 100,000,000 Btu per hour shall comply with the NOx RACT emission limits, or install the NOx RACT control technology, specified below : (1) For dry-bottomboilers firing coal, capable offiring coal, oil or any combination thereof: a. For tangential-fired boilers, 0.38 lb. per million Btu, based on a 24-hour calendar day average; b. For face-fired boilers, 0.50 lb. per million Btu, based on a 24-hour calendar day average; and c. For stoker-fired boilers, 0.30 lb. per million Btu, based on a 24-hour calendar day average; (2) For tangential or face-fired boilers firing exclusively oil : a. For boilers firing No. 2 fuel oil, 0.12 lb. per million Btu, based on an hourly average; and b. For boilers firing No. 4, 5, or 6 fuel oil : 1 . 0.30 Ib. per million Btu, based on a 24-hour calendar day average; 2. Install, operate, and maintain lowNOx burners (LNB) ; or 3. Install, operate and maintain air pollution control equipment or an air pollution control process having equivalent or greater NOx removal efficiency as LNB as approved by the division and EPA pursuant to Env-A 1211 .18; (3) For tangential or face-fired boilers firing a combination ofoil and gas: a. When firing exclusively gas:

67 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

1 . 0.10 lb. per million Btu, based on an hourly average; 2. Install, operate, and maintain LNB ; or 3. Install, operate, and maintain air pollution control equipment or an air pollution control process having equivalent or greater NOx removal efficiency as LNB as approved by the division and EPA pursuant to Env-A 1211 .18; b. When firing exclusively oil : 1 . When firing No. 2 fuel oil, 0.12 lb. per million Btu, based on an hourly average; and 2. When firing No. 4, 5, or 6fuel oil : (i) 0.301b. per million Btu, based on a 24-hour calendar day average; (ii) Install, operate, and maintain LNB; or (iii) Install, operate, and maintain air pollution control equipment or an air pollution control process having equivalent or greater NOx removal efficiency as LNB as approved bythe division and EPApursuant to Env-A 1211 .18; ~ c. When firing a combination ofoil and gas: 1 . When firing gas and No. 2 fuel oil, 0.12 lb. per million Btu, based on an hourly average; and 2. When firing gas and No. 4, 5, or 6fuel oil : (i) 0.301b. per million Btu, based on a 24-hour calendar day average; (ii) Install, operate, and maintain LNB ; or (iii) Install, operate, and maintain air pollution control equipment or an air pollution control process having equivalent or greater NOx removal efficiency as LNB as approved by the division and EPA pursuant to Env-A 1211 .18; (4) For boilers firing exclusively gas: a. 0.10 lb. per million Btu, based on an hourly average; b. Install, operate, and maintain LNB ; or c. Install, operate, and maintain air pollution control equipment or an air pollution control process .having equivalent or greater NOx removal efficiency as LNB as approved by the division and EPA pursuant to Env-A 1211 .18; and (5) For boilers firing wood fuel, or a combination ofwood fuel and oil : a. For boilers equipped with a traveling, shaker, or vibrating grate, 0.33 lb. per million Btu, based on a 24-hour calendar day average; and

68 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES b. For boilers equipped with a stationary grate, 0.25 lb. per million Btu based on a 24-11our calendar day average. (d) Industrial boilers in existence on or after May 31, 1995 with heat input rates of 100,000,000 Btu per hour or more shall comply with the NOx RACT emission limits, or install the NOx RACT control technology, specified below : (1) For wet-bottomboilers firing coal, or any combination offuels utilizing coal : a. For tangential or face-fired boilers, 1 .0 lb. per million Btu, based on a 24-hour calendar day average; and b. For cyclone-fired boilers, 0.92 lb. per million Btu, based on a 24-hour calendar day average; (2) For dry-bottomboilers firing coal, capable offiring coal, oil, or any combination thereof: a. For tangential-fired boilers, 0.38 lb. per million Btu, based on a 24-hour calendar day average; b. For face-fired boilers, 0.50 lb. per million Btu, based on a 24-hour calendar day average; and c. For stoker-fired boilers, 0.30 lb. per million Btu, based on a 24-hour calendar day average; (3) For boilers firing oil, capable offiring oil, gas, or any combination thereof: a. For tangential or face-fired boilers when firing exclusively oil : 1 . 0.30 lb. per million Btu, based on a 24-hour calendar day average; 2. Install, operate, and maintain LNB; or 3. Install, operate, and maintain air pollution control equipment or an air pollution control process having equivalent or greater NOx removal efficiency as LNB as approved by the division and EPApursuant to Env-A 1211 .18; b. For face-fired boilers when firing gas, or any combination of oil and gas, 0.25 lb. per million Btu based on a 24-hour calendar day average; and c. For tangential-fired boilers when firing gas, or any combination of oil and gas, 0.25 lb. per million Btu based on a 24-hour calendar day average; (4) For boilers firing exclusively gas: a. For tangential or face-fired boilers, 0.10 lb. per million Btu, based on an hourly average; b. Install, operate and maintain LNB; or c. Install, operate and maintain air pollution control equipment or an air pollution control process having equivalent or greater NOx removal efficiency as LNB as approved by the division and EPApursuant to Env-A 1211 .18; and (5) For boilers firing wood fuel, capable of firing a combination ofwood fuel and oil :

69 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

a. For boilers equipped with a traveling, shaker, orvibrating grate, 0.33 lb. per million Btu, based on a 24-hour calendar day average; and b. For boilers equipped with a stationary grate, 0.25 lb. per million Btu, based on a 24-hour calendar day average. (e) Compliance with the NOx RACT emission standards specified in this section shall be determined by the testing methods specified in Env-A 800 and, ifapplicable, by a CEM systemfor NOx required by EnvA600 or Env-A 1211 .21 . (f) The recordkeeping and reporting requirements for industrial boilers shall be in accordance with the provisions of Env-A 903, Env-A 905, and Env-A 909, respectively. Source. #5826, eff 5-20-94; amd by #6506-B, eff 5-1-97; ss by #7787, eff 10-31-02 Env-A 1211 .06 Emission Standards for Combustion Turbines. (a) All combustion turbines meeting the applicability criteria of Env-A 1211 .01(e) shall be subject to the provisions ofthis section. (b) All combustion turbines operating as emergency generators or load shaving units shall be subject to the provisions of Env-A 1211 .11 or Env-A 1211 .13. (c) Combustion turbines in existence on or after May 31, 1995 shall be limited at all times to hourly average NOx RACT emission limits specified below : (1) For combined and regenerative cycle combustion turbines: a. For gas-fired turbines without oil back-up, 42 ppmvd, corrected to 15%02, or 0.155 lb. per million Btu; b. For gas-fired turbines with oil back-up, the more stringent of: 1 . When operating on gas, 42 ppmvd, corrected to 15%02, or 0.155 lb. per million Btu; or 2. When operating on oil, 65 ppmvd, corrected to 15%02, or 0.253 lb
. per million Btu; and c. For oil-fired turbines, 65 ppmvd, corrected to 15%02, or 0.253 lb. per million Btu; (2) For simple cycle combustion turbines: a. For gas-fired turbines without oil back-up, 55 ppmvd, corrected to 15%02, or 0.203 lb. per million Btu; b. For oil-firedturbines, 75 ppmvd, corrected to 15%02, or 0.292 lb. per million Btu; and c. For gas-fired turbines with oil back-up: 1 . When operating on gas, 55 ppmvd, corrected to 15%02, or 0.203 lb. per million Btu; and

70 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES 2. When operating on oil, 75 ppmvd, corrected to 15%02, or 0.292 lb. per million Btu. (d) On and after November 1, 2002, all gas-fired turbines constructed after May 27, 1999, shall be limited to an hourly average NOx RACT emission limit of 25 ppmvd, corrected to 15%02, or 0.092 lb. per million Btu, when operating on gas. (e) Compliance with the NOx RACT emission standards specified in this section shall be determined by the testing methods specified in Env-A 800 and, ifapplicable, by a CEM systemfor NOx required by EnvA 600or Env-A 1211 .21 . (f) The recordkeeping and reporting requirements for combustion turbines shall be in accordance with the provisions of Env-A 903, Env-A 905, and Env-A 909, respectively. Source
. #5826, eff 5-20-94; EXPIRED 5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .07 Emission Standards for Stationary Internal Combustion Engines
. (a) All stationary internal combustion engines meeting the applicability criteria of Env-A 1211 .01(f) shall be subject to the provisions ofthis section. (b) All stationary internal combustion engines operating as emergency generators or load shaving units shall be subject to the provisions of Env-A 1211 .11 or Env-A 1211 .13. (c) Stationary internal combustion engines in existence on or after May 31, 1995 shall be limited at all times to hourly average NOx RACT emission limits no greater than those specified below : (1) For rich burn internal combustion engines, 1 .5 grams per bhp-hr for gas-fired units; and (2) For lean burn internal combustion engines: a. For gas-fired units, 2.5 grams per bhp-hr; and b. Foroil-fired units, 8.0grams per bhp-hr, or 2.44 lb. per million Btu. (d) Compliance with the NOx RACT emission standards specified in this section shall be determined by the testing methods in Env-A 800 and, ifapplicable, by a CEM systemfor NOx required by Env-A 600 or Env-A 1211 .21 . (e) The recordkeeping and reporting requirements for stationary internal combustion engines shall be in accordance with the provisions of Env-A 903, Env-A 905, and Env-A 909, respectively. Source. #5826, eff 5-20-94; EXPIRED 5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .08 Emission Standards for Asphalt Plant Dryers. (a) For the purpose ofthis section, the following definitions shall apply: (1) "Batch type asphalt plant" means an asphalt plant where equipment external to the rotary dryer is used to mix the aggregate and asphalt cement or other binder;

71 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (2) "Drummix type asphalt plant" means an asphalt plant where the asphalt cement or other binder is added to the aggregate while the aggregate is in the rotary dryer; and (3) "Rotary dryer" means a cylinder which rotates about a fixed axis and through which hot gases are passed for the purpose of removing moisture fromsolid material . (b) All asphalt plant rotary dryers meeting the applicability criteria of Env-A 1211 .01(g) shall be subject to the provisions ofthis section. (c) Asphalt plant rotary dryers in existence on or after May 31, 1995 shall be limited at all times to hourly average NOx RACT emission limits no greater than 0.12 lb. per ton ofasphalt produced, or 0.429 lb. per million Btu, for batch type and drum mix type asphalt plants. (d) Compliance with the NOx RACT emission standards specified in this section shall be determined by the testing methods in Env-A 800 and, if applicable, by a CEM systemfor NOx required by Env-A 600 or Env-A 1211 .21 . (e) The recordkeeping and reporting requirements for asphalt plant dryers shall be in accordance with the provisions ofEnv-A 903, Env-A 905, and Env-A 909, respectively. Source. #5826, eff 5-20-94; EXPIRED 5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .09 Emission Standards for Incinerators . (a) All incinerators meeting the applicability criteria of Env-A 1211 .01(h) shall be subject to the provisions of paragraphs (c) through (e) ofthis section. (b) All incinerators combusting sewage sludge shall be subject to the provisions of Env-A 1211 .14. (c) Incinerators in existence on or after May 31, 1995 shall be limited at all times to 24-hour calendar day average NOx RACT emission limits no greater than 0.53 lb. per million Btu. (d) Compliance with the NOx RACT emission standards specified in this section shall be determined by the testing methods in Env-A 800 and, ifapplicable, by a CEM systemfor NOx required by Env-A 600 or Env-A 1211 .21 . (e) The recordkeeping and reporting requirements for incinerators shall be in accordance with the provisions of Env-A 903, Env-A 905, and Env-A 909, respectively. Source. #5826, eff 5-20-94; EXPIRED 5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .10 Emi ssion Standards for Wallboard Manufacturing Facilities. (a) All wallboard dryers, calcining mills, calciners, and gypsumrock dryers meeting the applicability criteria of Env-A 1211 .01(i) shall be subject to the provisions ofthis section. (b) Wallboard dryers, calcining mills, calciners, and gypsumrock dryers in existence on or after May 31, 1995 shall comply with the NOx RACT emission limits, or install the NOx RACT control technology, specified below

: (1) For wallboard dryers, calcining mills, calciners, and gypsumrock dryers firing natural gas:

72 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

a. 0.10 Ib. per million Btu, based on an hourly average; b. Install, operate, and maintain LNB; or c. Install, operate, and maintain air pollution control equipment or an air pollution control process having equivalent or greater NOx removal efficiency as LNB as approved by the division and EPApursuant to Env-A 1211 .18; and (2) For wallboard dryers, calcining mills, calciners, and gypsum rock dryers firing fuel oil : a. When firing #2 fuel oil : 1 . O .101b
. per million Btu, based on an hourly average; 2. Install, operate, and maintain LNB ; or 3. Install, operate, and maintain air pollution control equipment or an air pollution control process having equivalent or greater NOx removal efficiency as LNB as approved by the division and EPA pursuant to Env-A 1211 .18; and b. When firing #4,#5, or #6 fuel oil : 1 . 0.301b. per million Btu, based on a 24- hour calendar day average; 2. Install, operate, and maintain LNB ; or 3. Install, operate, and maintain air pollution control equipment or an air pollution control process having equivalent or greater NOx removal efficiency as LNB as approved by the division and EPA. (c) Compliance with the NOx RACT emission standards specified in this section shall be determined by the testing methods in Env-A 800 and, ifapplicable, by a CEM systemfor NOx required by Env-A 600 or Env-A 1211 .21 . (d) The recordkeeping and reporting requirements for wallboard manufacturing facilities shall be in accordance with the provisions of Env-A 903, Env-A 905, and Env-A 909, respectively. Source. #5826, eff 5-20-94; EXPIRED5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .11 Emission Standards and Control Options for Emergency Generators. (a) Owners or operators of emergency generators meeting the applicability criteria of Env-A 1211 .01(j) shall be subject to the provisions ofthis section. (b) Each emergency generator subject to the provisions ofthis section shall be limited to less than 500 hours of operation per year during any consecutive 12-month period by an enforceable permit issued by the division. (c) Stationary combustion turbines in existence on or after May 31, 1995 operating as emergency generators shall :

73 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (1) Adjust the combustion process of the combustion turbine, before April lst of each year, in accordance with the following: a. Inspect the burner, the flame pattern fromthe burner, and the systems which control the air-to-fuel ratio; b. Adjust the air-to-fuel ratio in accordance with theresults ofthe inspections performed; c. Determine the effect ofthe adjustment upon NOx emissions; d. Re-adjust the air-to-fuel ratio based on results ofthe previous adjustment performed to minimize total NOx emissions; and e. Confirmthat NOx emissions fromthe equipment or source operation do not cause an exceedance of any maximum allowable emission rate for NOx or any other state and federally regulated air pollutant, or any opacity standard specified in Env-A 2000 ; (2) Maintain, in a permanently bound log book or other format approved by the director, the following information: a. The date on which the combustion process was last adjusted; b. The name, title, and affiliation ofthe person who made the adjustments; c. The NOx emission concentration, in ppmvd, corrected to 15% oxygen, after the adjustments are made; d. The CO emission concentration, in ppmvd, corrected to 15% oxygen, after the adjustments are made; e. The opacity readings; and f. Any other information required by Env-A 903, Env-A 905 and Env-A 909; (3) Install, operate, and maintain an elapsed time meter for each engine to indicate, in cumulative hours, the elapsed engine operating time for the previous 12 months; (4) Determine the hours of operation for each engine for the previous 12-month period on a monthly basis; and (5) Notify the division in writing in the event that the hours of operation exceed 500 hours for any consecutive 12-month period. (d) Stationary internal combustion engines in existence on or after May 31, 1995 operating as emergency generators shall atall times:

(1) Set and maintain the ignition timing of the engine 4 degrees retarded relative to standard timing, provided that the ignition timing shall not be retarded beyond the point that: a. The COemission concentration increases beyond 100 pmvd, corrected to 15%oxygen; b. The turbocharger speed is increased beyond the maximum operating speed recommended by the manufacturer ;

74 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

c. The exhaust port temperature increases beyond the manufacturer's recommended maximumoperating temperature; or d. The opacity of the emissions fromthe engine exhaust is equal to or greater than 20°/o opacity; (2) Install, operate, and maintain an elapsed time meter for each engine to indicate, in cumulative hours, the elapsed engine operating time for the previous 12 months; (3) Determine the hours of operation for each engine for the previous 12-month period on a monthly basis; (4) Maintain records to certify that the ignition timing of the engine has been inspected and adjusted at least once every 3 years; and (5) Notify the division in writing in the event that the hours of operation exceed 500 hours for any consecutive 12-month period
. (e) If the hours of operation of any emergency generator exceed 500 hours for any consecutive 12- month period, the emergency generator shall immediately become subject to the requirements of Env-A 1211 .06 or Env-A 1211 .07 for the appropriate device type and fuel type. (f) The emissions fromemergency generators shall be included in the calculation of both the actual and theoretical potential emissions froma stationary source. (g) The recordkeeping and reporting requirements for emergency generators shall be in accordance with the provisions of Env-A 903, Env-A 905, and Env-A 909, respectively. Source. #5826, eff 5-20-94; amd by #6506-B, eff 5-1-97; ss by #7787, eff 10-31-02 Env-A 1211 .12 Emission Standards for Auxiliar LBoi _lers. (a) An auxiliary boiler meeting the applicability criteria of Env-A 1211 .01(k) shall be subject to the provisions ofthis section. (b) An owner or operator of an auxiliary boiler with a heat input rate of at least 5,000,000 Btu per hour but less than 50,000,000 Btu per hour shall comply with the requirements of Env-A 1211 .05(b) . (c) An auxiliary boiler in existence on or after May 31, 1995, with a heat input rate of at least 50,000,000 Btu per hour, shall be limited at all times to a NOx RACT emission limit no greater than 0.20 lb. per million Btu based on a 24-hour calendar day average, regardless ofthe type of fuel burned. (d) The emissions from all auxiliary boilers shall be included in the calculation of both the actual and theoretical potential emissions fromthe stationary source. (e) Compliance with the NOx RACT emission standards specified in this section shall be determined by the testing methods in Env-A 800 and, if applicable, by a CEM systemfor NOx required by Env-A 600 or Env-A 1211 .21 .

75 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (f) The recordkeeping and reporting requirements for auxiliary boilers shall be in accordance with the provisions ofEnv-A 903, Env-A 905, and Env-A 909, respectively. Source. #5826, eff 5-20-94; EXPIRED 5-20-00 New . #7787, eff 10-31-02; ss by #8234, eff 12-22-04 Env-A 1211 .13 Emission Standards for Load Shaving _Units. (a) All load shaving units meeting the applicability criteria of Env-A 121 1 .01(l) shall be subject to the provisions ofthis section. (b) Stationary combustion turbines in existence on or after May 31, 1995 operating as load shaving units shall be limited at all times to NOx RACT emission limits no greater than 0.90 lb. per million Btu heat input based on an hourly average for any type of fuel . (c) Stationary internal combustion engines in existence on or after May 31, 1995 operating as load shaving units shall be limited at all times to hourly average NOx RACT emission limits specified below : (1) For rich burn internal combustion engines, 2.0grams per bhp-hr for gas-fired units; and (2) For lean burn internal combustion engines: a. For gas-fired units, 3.0grams per bhp-hr; and b. For oil-fired units, 9.0 grams per bhp-hr, or 2.741b. per million Btu. (d) If the actual NOx emissions fromany load shaving unit exceed 50tons during any consecutive 12- month period, the load shaving unit shall immediately become subject to the requirements of Env-A 1211 .06 or Env-A 1211 .07 for the appropriate device type and fuel type. (e) The emissions fromall load shaving units shall be included in the calculation of both the actual and theoretical potential emissions fromthe stationary source. (f) Compliance with the NOx RACT emission standards specified in this section shall be determined by the testing methods in Env-A 800and, ifapplicable, by a CEM systemfor NOx required by Env-A 600 or Env-A 1211 .21 . (g) The recordkeeping and reporting requirements for load shaving units shall be in accordance with theprovisions of Env-A 903, Env-A 905, and Env-A 909, respectively. Source. #5826, eff 5-20-94 ; EXPIRED 5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .14 Emission Standards and Control Options for Miscellaneous Stationary Sources. Owners or operators of miscellaneous stationary sources meeting the applicability criteria of Env-A 1211 .01(m) shall : (a) Initiate and implement a study of RACT control options consisting of a detailed examination of technological and economic feasibility of available NOx control techniques for all classifiable and unclassifiable NOx-emitting sources, devices or processes; and .

76 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (b) Apply for and obtain fromthe division a RACT order in accordance with the provisions of Env-A 1211 .18
. Source. #5826, eff 5-20-94; EXPIRED5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .15 Alternative RACT Emission Limits. (a) Alternative RACT emission limits, other than those specified in Env-A 1211 .03 through Env-A 1211 .13, shall be allowable for all NOx emitting processes and devices regulated under this part, except for wet-bottomcyclone fired utility boilers subject to the RACT emission limits and/or technology requirements specified in Env-A 1211 .03(d), provided that the source owner or operator performs an alternative RACT analysis that conclusively demonstrates, in accordance with the provisions of (b) and (c), below, that the NOx RACT emission limit(s) specified or the NOx RACT air pollution control technology in Env-A 1211 .03 through Env-A 1211 .13 is not reasonably available considering technological and economical feasibility. (b) An owner or operator ofa stationary source seeking alternative NOx RACT emission limits shall : (1) Undertake and submit to the division, within 120 days of the date when the source becomes subject to this part, a study of RACT control options consisting of a detailed examination ofthe technological and economic feasibility of all available NOx control techniques for all applicable NOx emitting sources, devices or processes for which alternative RACT emission limits are sought; and (2) Obtain a RACT order fromthe division in accordance with the provisions ofthis section. (c) An owner or operator of a utility boiler operating as a stationary source seeking alternative NOx RACT emission limits shall :

(1) Undertake and submit to the division within 120 days of the date when the source becomes subject to this part,,a study of RACT control options consisting of a detailed examination of the technological and economic feasibility of available NOx control techniques for all applicable NOx-emitting sources, devices or processes for which alternative RACT emission limits are sought, including, but not be limited to, an evaluation ofthe technical and economic feasibility of the following NOx control options: . a. Low-NOx burners; b. Overfire air; c. Flue gas recirculation; d. Natural gas reburn; e. Burners out ofservice; f. Use ofalternative fuels; g. Selective catalytic reduction; and h. SNCR

; and

77 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (2) Obtain a RACT order fromthe division in accordance with the provisions of this section. Source. #5826, eff 5-20-94; EXPIRED 5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .16 Multiple Sources Under Common Ownership
. (a) For the purposes of this section, "bubble" means an option taken by the source to impose controls that are more stringent than RACT level on certain emitting units while simultaneously imposing controls that are less stringent than RACT level on other emitting units, including the option of no controls on such units, in order to achieve the same amount ofemission reduction required by the SIP in a more cost effective manner for the source. (b) Emissions averaging shall be allowed for NOx emissions from 2 or more stationary sources subject to the provisions ofthis section. (c) All stationary sources to be included in the emissions averaging shall be: (1) Located in New

Hampshire; and (2) Under the control of a single owner. (d) Compliance with the NOx RACT weighted average allowable emission rate as calculated in (i), below, shall be based on the weighted average actual NOx emissions fromthe units that are operating on a given day. (e) Emissions averaging, including allowable emission averaging periods, shall be done in accordance with the provisions of EPA's emissions trading policy, as described in 51 FR43814and 51 FR43850. (f) Emission reduction credits generated for the purpose of emission averaging shall be real, surplus, permanent, quantifiable, federally enforceable and transferable within the bubble within a given calendar year, and shall conformto the provisions set forth in 40CFR51 .165, as revised June 28, 1989, and RSA 125- J and any administrative rules promulgated thereunder. (g) Emissions averaging shall be enforced by means of federally enforceable conditions contained in permits issued by the division as a source-specific SIP revision, or federally enforceable permits issued by the division or EPA, for all stationary sources to be included in the averaging. (h) The recordkeeping and reporting requirements for emission averaging shall be in accordance with the provisions of Env-A 903, Env-A 905, and Env-A 909, respectively. In any event, recordkeeping and reporting shall include a summary of the emissions, the emissions reduction credit transfers, the applicable transfer ratios, and the adjusted emissions, aftertransfer, ofeach affected stationary source. (i) All stationary sources to be included in the emissions averaging shall comply with the equation specified in Env-A 1211 .17 for each 24-hour calendar day. (j) Emission reduction credits generated from reductions at any stationary source included in emissions averaging may be used for compliance with (i), above, by other stationary source(s) within the bubble. However, at those sources located in nonattainment areas, 1 .2 units of credits shall be necessary to offset 1 .0 unit of emissions. (k) All stationary sources or devices tobe included in the emissions averaging shall :

78 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (1) Calculate daily emissions: a. For those sources or devices generating credits for the purpose of emissions averaging, based on the installation of CEMs in accordance with the provisions of Env-A 1211 .21 and Env-A 800

; or b. For those sources or devices not required to install CEMs under the provisions of Env-A 1211 .21 or Env-A 800, based on: l . The worst case emission rate(s) for the device(s) or source(s) established through stack testing performed in accordance with the provisions of Env-A 800 and approved by EPA ; and 2. The hours of operation measured in accordance with a method approved by EPA ; and (2) Comply with the recordkeeping and reporting requirements specified in Env-A 903, Env-A 905 and Env-A 909. Source. #5826, eff 5-20-94; EXPIRED5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .17 Emissions Averaging Equation. (a) "E" means the total allowable emissions fromall facilities included in the emissions averaging in pounds per day. (b) "Al, A2, . .., An" means the applicable emission limit for each unit of production, such as lb/MMBtu, as specified in this part. (c) "B1, B2, .. ., Bn" means the maximumnumber of units of production per day, such as MMBtu/day, based on the maximumgross heat input rate ofeach device included in the emissions averaging. (d) To calculate the total allowable emissions fromall facilities included in the emissions averaging in pounds per day, the owner or operator shall multiply A1 times B1, A2 time B2, and so forth, and then sum the products, as in the formula below : E=(A1 xB1)+(A2xB2)+, . .+(AnxBn)

Source. #5826, eff 5-20-94; EXPIRED5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .18 Procedure for Issuance of a RACT Order. (a) For the purpose ofthis section, the following definitions shall apply: (1) "Determination of insufficiency" means a written determination by the division that the documentation submitted by a source applicant, pursuant to the requirement for a feasibility study of RACT options as required by Env-A 1211 .15(b) and (c), is inadequate for the division to issue a RACT order; and (2) "Determination of sufficiency" means a written determination by the division that the documentation submitted by a source applicant, pursuant to the requirement for a feasibility study

79 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES
of RACT options as required by Env-A 1211 .15(b) and (c), is adequate for the division to issue a RACT order. (b) The owner or operator of any miscellaneous stationary source subject to the provisions of Env1211 .14 or any source, device or process seeking alternative RACT emission limits under Env-A 1211 .15 shall submit.the following to the division within 120days of the date when the source becomes subject to this part: (1) An inventory ofall NOx-emitting sources, devices or processes at the facility;

(2) The maximum

NOx-emitting capacity ofeach NOx-emitting source, device or process; (3) The actual amount of NOx emitted based on heat input, fuel consumption or equivalent method acceptable to the division, for each day during the previous calendar year, fromeach affected NOx-emitting source, device or process at the facility; (4) Adetailed study of RACT options; (5) An examination of the technical and economical feasibility of available NOx control techniques including the technique of using ERCs or DERs as a compliance option, for all NOxemitting sources, devices or processes; (6) An examination ofthe feasibility ofchanging to low-NOx emitting processes; (7) The control option selected, stating emission limits, monitoring, recordkeeping and reporting procedures, and test methods to demonstrate compliance; (8) The amount of NOx that is proposed to be controlled fromeach NOx-emitting source, device or process identified in the inventory required by (1), above; and (9) A schedule for implementation, which shall indicate the commitment dates for the major increments ofprogress toward compliance, including: a. Completion ofengineering; b. Submission ofair pollution permit application; c. Awarding ofcontract;

g. d. Initiation ofconstruction; e. Completion of construction; f. Initial compliance testing; Submission ofcompliance tests reports; and h. Final compliance with emission or control requirements ofthis part. (c) For miscellaneous stationary sources subject to the provisions of Env-1211 .14 or sources, devices or processes seeking alternative RACT emission limits in accordance with the provisions of Env-A 1211 .15, the division shall :

80 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (1) Issue written notification ofits determination to the owner or operator ofthe source or device within 60 days of receipt of documentation submitted pursuant to Env-A 1211 .15(b) or (c), and (d), below, containing either: a. An initial determination ofsufficiency; or b. An initial determination of insufficiency, together with a request for all additional information necessary to issue an alternative RACT determination; (2) In the event that an initial detennination ofsufficiency is made, issue a final determination of sufficiency and present to EPA and the owner or operator of the affected source, device, or process a proposed RACT order within 60 days of the initial determination of sufficiency, containing: a. An inventory ofall NOx-emitting sources, devices, or processes; b. Emission limits for all NOx-emitting sources, devices, or processes; c. A schedule requiring compliance with the RACT emission limits that contains the elements described in (b)(9), above; d. Procedures for determining initial compliance with the emission limits; e. Procedures for assessing continuous compliance with the emission limits; and £ Recordkeeping and reporting requirements in accordance with the provisions of Env-A 903, Env-A 905, and Env-A 909, respectively; (3) In the event that an initial determination of insufficiency is made: a. Issue a final determination of sufficiency and present to EPA and the owner or operator of the affected source, device, or process a proposed RACT order containing those items listed in (2), above, within 60 days ofthe receipt of those items submitted pursuant to (1)b., above; or b. Terminate the pen-nit process and issue a final determination of insufficiency if a complete response to the initial determination of insufficiency is not received from the owner or operator of the affected source, device or process within 60 days of receipt of n if *on ofthe dMs'on's initial determination of insufficiency; 

### ot I I 1 1 1 (4) Within 30 days ofthe issuance of a proposed RACT order, issue a public notice of an oral hearing on a proposed RACT order, once in a newspaper ofdaily statewide circulation and once in a newspaper in the general locality ofthe affected source; (5) Conduct an oral hearing on the proposed RACT order not less than 30days after the issuance ofthe public notice; (6) Issue a final RACT order to the owner or operator of the affected source, device, or process within 60 days ofthe date ofthe public hearing on the proposed RACT order; (7) Submit to EPA a revision to the State Implementation Plan (SIP) within 60 days of the issuance ofa final RACT order; and

81 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES (8) Upon issuance of the final RACT order, issue a permit to the owner or operator of the affected source, device, or process which incorporates all of the terms and conditions ofthe final RACT order. (d) The owner or operator of any source, device, or process for which a final RACT order has been issued shall comply with all of the terms and conditions of the final RACT order immediately upon the issuance of such order by the division. Source. #5826, eff 5-20-94; EXPIRED5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .19 Seasonal Control of NOx Emissions. Adevice or stationary source subject to this part may utilize seasonal emission control techniques in order to comply with NOx RACT, subject to the following conditions: (a) Any device or stationary source using post-combustion NOx air pollution control equipment to comply with NOx RACT during the ozone season shall continue operation of said equipment during the remainder ofthe calendar year; (b) The allowable annual mass NOx emission rate, in tons per year, shall be less than or equal to the annual NOx mass emission rate that would be calculated by multiplying the actual annual production rate, for example Btu per year, by the applicable emission limit, for example lbs. NOx per million Btu, specified in Env-A 1211 .03 through Env-A 1211 .13. The applicable emission limit shall be the limit which would apply considering all fuels in use prior to December 31, 1990; (c) Annual NOx emissions limits shall be based on the lower of the actual or allowable NOx emissions for calendar year 1990, unless NOx emissions and operational data are submitted to and approved by the division demonstrating that NOx emissions from the source for calendar year 1990 are not representative of normal operations. In no case shall NOx emissions data for years prior to calendar year 1989 be used to represent normal operations for the purpose of emissions averaging. The division shall use EPA-approved methods and procedures as specified in 40 CFR § 51 .165 for determining whether the data submitted is adequate to demonstrate that NOx emissions for calendar year 1990 are not representative of normal operations; (d) Emissions averaging to meet NOx RACT requirements on a seasonal basis shall be allowable in accordance with the following requirements:

(1) A24-hour calendar day average NOx mass emission limit shall be established for the ozone season based on the applicable limit specified in Env-A 1211 .03 through Env-A 1211 .13, considering all fuels in use prior to December 31, 1992; (2) A 24-hour calendar day average NOx mass emission limit shall be established for the remainder of the year based on the uncontrolled emission rate of the device determined by CEM data or stack test data; (3) An allowable average annual NOx RACT mass emission limit shall be established based on the criteria specified in (b), above; (4) The sumof the NOx mass emissions during the ozone season and the NOx mass emissions during the remainder of the calendar year shall be less than or equal to the lesser ofthe annual NOx RACT mass emissions that would have been allowed under Env-A 1211 .03 through Env-A

82 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

(7) 1211 .13 or the annual NOx mass emissions allowed under the requirements of Env-A 100 through Env-A 3800; (5) Emissions fromreplacement power sources shall be calculated by multiplying the actual production rate for the device, for example Btu per hour, by the allowable NOx mass emission rate for the device, for example lb. NOx per million Btu; (6) For multiple sources under common ownership using the bubble specified in Env-A 1211 .16, the applicable emission limit for each unit of production referred to in the fonnula in Env-A 1211 .17 shall be established by the division in accordance with the applicable provisions of this section; and All stationary sources using seasonal controls shall : a. Install CEMs to the extent required by Env-A 1211 .21 and Env-A 800 ; b. Calculate daily emissions in accordance with the provisions of Env-A 1211 .21 and part Env-A 800

; c. Calculate annual emissions in accordance with the provisions ofthis section; and d. Comply with the recordkeeping and reporting requirements specified in Env-A 903, EnvA905 and Env-A 909.

Env-A 1211 .20 NOx Testing. requirements specified in Env-A 800. Source. #5826, eff 5-20-94; amd #6838, eff 8-27-98 New . #7787, eff 10-31-02 Stationary sources subject to this part shall comply with the testing Source. #5826, eff 5-20-94; EXPIRED 5-20-00 New . #7787, eff 10-31-02 Env-A 1211 .21 NOx Monitoring Requirements . The department shall require installation, operation, maintenance, and quality assurance testing of a CEM systemfor NOx which meets all of the requirements specified in Env-A 800ifany ofthe following conditions exist: (a) A source utilizes air pollution control equipment in order to maintain compliance with a NOx emission limit, and continuous emission monitoring is determined by the department to be necessary to ensure that this emission limit is not exceeded and that the control equipment is performing correctly; (b) A stationary source is subject to the CEM provisions of Env-A 800 ; (c) A stationary source or device generates emissions credits for the purpose of emission averaging pursuant to Env-A 1211 .16; or (d) A stationary source or device uses seasonal emission control techniques, in accordance with EnvA 1211 .19, in order to comply with NOx RACT. Source. #5826, eff 5-20-94; amd by #6506-B, eff 5-1-97; ss by #7787, eff 10-31-02; ss by #8234, eff 12-22-04

83 Env-A 1200NEW HAMPSHIRE CODE OF ADMINISTRATIVE RULES

Appendix Rule State Statute Federal Statute Env-A 1204 RSA 125-C:4, I(a) &(d), RSA 125-C:6, II &XIV, RSA 125-C:11 42 U.S.C. Section 7410, 7502(c) &7511c

Env-A 1204.02(h) Env-A 1204.03(co) Env-A 1204.43 & 1204.44 RSA 125-C:4,1(a) &(n) ; RSA 125-C:6, II &XVII ; 42 U.S.C. Sections 7410, 7502(c), & 751 lc

Env-A 1211 RSA 125-C:4, I(a) ; 42 U.S.C. Sections 7410, 7502(c) &7511c ,

84 Env-A 1200