( Adopted : 08/04/89; Amended : 12/07/95; Amended : 04/11/97;
Amended : mm/dd/yy)

AVAQMD Rule 1134 1134-1
Stationary Gas Turbines D3, 12/14/09 

## RULE 1134

Emissions Of Oxides Of Nitrogen From Stationary Gas Turbines

( a A ) Applicability General

(1) Purpose

(a) The purpose of this rule is to limit the emissi on of oxides of nitrogen (NO X ) and carbon monoxide (CO) from Stationary Gas Turbines.

(2) Applicability

(a) This rule applies to any new or existing Statio nary Gas Turbine of 0.3 megawatt (MW) and larger unless the equipment is exempt from this rule pursuant to Section (D) of this rule. The provisions of this rule shall apply to all exis ting stationary gas turbines, 0.3 megawatt (MW) and larg er, as of August 4, 1989. [Former rule provisions did not apply to stationary gas turbines in SEDAB pursuant to former section (g)(1)(D), therefore, th e proposed amendments expand rule applicability to a wider variety of sou rces.]



### ( b B ) Definitions

(1) “Air Pollution Control Officer (APCO)” – The pe rson appointed to the position of Air Pollution Control Officer of the District pursuant to the provisions of California Health & Safety Code §40750, and his or her designee. [Derived from AVAQMD Rule 1133.]

( 1 2 ) “ Chemical Processing Gas Turbine Unit ” – is a A gas turbine unit that vents its exhaust gases into the operating stream of a chemical proce ss.

(2) Cogeneration Cycle Gas Turbine Unit is a gas turbine unit that operates both for the simultaneous production of shaft work and for the r ecovery of useful thermal energy from the exhaust gases or waste steam a s defined by Section 25134 of the California Public Resources Code. [Definition removed since it is not used in amended version of rule.]

(3) Combined Cycle Gas Turbine Unit is a gas turbine unit that operates both for the production of electrical energy from shaft work and the useful energy produced from1134-2 AVAQMD Rule 1134 Stationary Gas Turbines

D3, 12/14/09 heat recovered from its exhaust gases. [Definition removed since it is not used in amended version of rule.]

(3) “Continuous Emissions Monitoring System (CEMS)” – All of the equipment that may be required to meet the data acquisition and availa bility requirements of this rule, to sample, condition (if applicable), analyze, and pro vide a record of emissions on a continuous basis. [Derived from 40 CFR 51.165(a)(1)(xxxi)]

(4) “Digester Gas” – Fuel containing a minimum of 6 0 percent process gas, derived from a digester, by volume on a daily average. [Derived from previous rule version (C)(1)(a) and SCAQMD Rule 1134 (c)(1).]

(5) “Dry Low NO X Combustion Technology (DLN)” – Any turbine combust or design which uses multiple staging, air/fuel premixing or other modifications to achieve lower levels of NO X emissions as compared to conventional combustors. [Derived from SJVUAPCD Rule 4703 §3.7]

( 4 6 ) “ Emergency Standby Gas Turbine Unit ” – Any Stationary Gas Turbine that operates as a mechanical or electrical power source for a facil ity only when the primary power source has been rendered inoperable due to failure beyond the reasonable control of the operator. A power interruption pursuant to a volun tary interruptible power supply agreement is not to be considered as an emergency l oss of primary power. Electricity generated by such a unit cannot be sold is a gas turbine unit that operates only as a mechanical or electrical power source for a facilit y when the primary p ower source has been rendered inoperable

, except due to power interruption pursuant to an int erruptible power supply agreement. This does not include util ity company electrical power plant units. [Derived from MDAQMD Rule 1159.]

(7) “Emission Control Equipment” – Add-on technolog ies which control the turbine's emissions, including, but not limited to, Selective Catalytic Control (SCR), water injection, steam injection, but excluding DLN. [Derived from MDAQMD Rule 1159.]

( 5 8 ) “ Emission Control Plan (ECP)” – is a A plan that shall contain at a minimum District permit or identification number; name of gas turbin e manufacturer; model designation; rated brake horsepower; heat rate (BTU/KW-HR), corr ected to the HHV for each type of fueling (liquid/gas); type of liquid fuel and/or type of gaseous fuel; hours of operation in the previous one-year period; fuel consumption ( cubic feet of gas or gallons of liquid) for the previous one-year period; and a list of all gas turbine units required to be controlled identifying the type of emission control to be applied to such gas turbine units along with documentation showing existing emissions of NO x and CO.

(9) “Emission Control System Operating Parameters” – Any operating parameter(s) that the District deems necessary to analyze for the determi nation of compliance. Such parameters include, but are not limited to, the amm onia and gas flow rates, the exhaust temperature for the Selective Catalytic Reduction ( SCR), humidity, water injection rate,AVAQMD Rule 1134 1134-3

Stationary Gas Turbines D3, 12/14/09 exhaust gas flow rate and the temperature for water injection. [Derived from MDAQMD Rule 1159.]

(10) “Enhanced Emissions Monitoring Device” – Any a utomated data recording device or system having both data gathering and retrieval cap abilities. Such equipment includes, but is not limited to, Continuous Emissions Monitor ing Systems (CEMS) and Predictive Emissions Monitoring Systems (PEMS). [Derived from MDAQMD Rule 1159.]

( 6 ) Exhaust After

- Treatment means a control method for the post

- combustion reduction of NOx emissions, such as se lective catalytic reduction ( SCR ). [Definition removed since it is not used in amended version of rule.]

( 7 11 ) “ Existing Gas Turbine Unit ” – is a A stationary gas turbine unit that met the following criteria prior to August 4, 1989 (date of amendment) :

( A a ) Had been issued a valid permit to construct or op erate by the District, or

( B b ) Was in operation pursuant to the provisions of Di strict Rule 219 (b)(1). (D)(2)(a)

( 8 12 ) “Higher Heating Value ( HHV )”

- – The higher Higher heating Heating value Value of the fuel.

(13) “Landfill Gas” – Gas derived from a landfill g as extraction system.

( 9 14 ) “Lower Heating Value ( LHV )”

- – The Lower Heating Value Of of the Fuel.

(15) “Measured NO X Emissions Concentration” – The concentration of ox ides of nitrogen corrected to International Standards Organization ( ISO) standard conditions: [Derived from MDAQMD Rule 1159.]

NO X = (NO X obs)(Pref/Pobs) 0.5 (288 K/Tamb) 1.53 (e 19(Hobs-0.00633) )

Where: NO X = emissions of NO X at 15 percent oxygen and ISO standard

conditions on a dry basis, ppm. NO X obs = measured NO X emissions corrected to 15 percent oxygen on a dry basis, ppm. Pref = standard reference pressure, (14.696 psia). Pobs = measured site ambient absolute pressure, psi a. Hobs = measured humidity of ambient air, pounds wat er per pound dry air. e = transcendental constant (2.718) Tamb = measured temperature of ambient air, degrees Kelvin.

or an alternate calculation that corrects to ISO s tandard conditions and is

approved by the APCO.1134-4 AVAQMD Rule 1134 Stationary Gas Turbines

D3, 12/14/09 ( 10 ) Peaking Gas Turbine Unit is a gas turbin e unit that is used intermittently to produce energy on a demand basis. [Definition removed since it is not used in amended version of rule.]

( 11 ) Pipeline Gas Turbine Unit is a stationary gas turbine unit used to transport gase s or liquids in a pipeline. [Definition removed since it is not used in amended version of rule.]

( 12 16 ) “ Power Augmentation ” – is the An increase in the gas turbine shaft output and/or th e decrease in gas turbine fuel consumption by the add ition of energy recovered from exhaust heat.

(17) “Predictive Emissions Monitoring System (PEMS) ” – All of the equipment necessary to monitor process and control device operational para meters (for example, control device secondary voltages and electric currents) and other information (for example, gas flow rate, oxygen or carbon dioxide concentrations), and calculate and record the mass emissions rate (for example, lb/hr) on a continuous basis. [Derived from 40 CFR 51.165(a)(1)(xxxii)]

(18) “Public Service Unit” – A Stationary Gas Turbi ne used to generate electricity for sale or for use in serving the public. [Derived from MDAQMD Rule 1159.]

( 13 19 ) “ Rating Of A Gas Turbine Unit ” – is the The continuous MW (megawatt) rating or mechanical equivalent by a manufacturer for gas tur bine unit(s) without p ower Power augmentation Augmentation

.
(20) “Reasonably Available Control Technology (RACT )” – The lowest emission limitation that a particular source is capable of meeting by t he application of control technology that is reasonably available considering technologi cal and economic feasibility. [USEPA definition 44 FR 53761 (Sept. 17, 1979)]

(21) “Selective Catalytic Reduction (SCR)” – A nonc ombustion control technology that destroys NO X by injecting a reducing agent (e.g., ammonia) into the flue gas that, in the presence of a catalyst (e.g., vanadium, titanium, o r zeolite), converts NO X into molecular nitrogen and water. [Derived from 40 CFR 76.2]

(22) “Shutdown Period” – The period of time during which a unit is taken fro m an operational to a non-operational status by allowing it to cool down from its operating temperature to ambient temperature as the fuel supply to the unit is completely turned off. [Derived from SJVUAPCD Rule 4703 3.26]

(23) “Startup Period” – The period of time during w hich a unit is brought from a Shutdown status to its operating temperature and pressure, i ncluding the time required by the unit’s emission control system to reach full operation. [Derived from SJVUAPCD Rule 4703 3.29]AVAQMD Rule 1134 1134-5

Stationary Gas Turbines D3, 12/14/09 (14) Sewage Digester Gas is a ny gas derived from anae robic decomposition of organic

sewage. [Definition removed since it is not used in amended version of rule.]

(15) Southeast Desert Air Basin (SEDAB) means t he portion of the air basin containing specific desert portions of Los Angeles, Riverside and San B ernardino counties, as defined in Title 17, California Code of Regulations , Section 60109, within the jurisdiction of the District. [Definition removed since it is not used in amended version of rule.]

( 16 24 ) “ Stationary Gas Turbine ” or “ Unit ” – is a A ny gas turbine unit that is gas and/or liquid fueled with or without power augmentation. This gas turbine unit is either attached to a foundation at a facility or is portable equipment o perated at a specific facility for more than 90 days in any 12 twelve -month period. Two or more gas turbine s units powering one shaft shall be treated as one gas turbine unit.

( 17 25 ) “ Thermal Stabilization Period ” – The Startup or Shutdown Period necessary to bring t he heat recovery steam generator to the proper operati ng temperature, not to exceed two hours. is t he two

- hour start up time necessary for NOx control purpos es in cogeneration cycle, combined cycle, or any other applicable stat ionary gas turbine units.



### ( c C ) Emissions Limitations Standards

(1) (1) The owner or operator of any affected stationary Stationary gas Gas turbine Turbine unit Unit shall not operate such unit Unit under load conditions, excluding the thermal Thermal stabilization Stabilization period Period and Startup and Shutdown Periods or other time period speci fied in the Permit to Construct or the Permit to Op erate issued prior to August 4, 1989 , which result in the discharge of oxides of Measured nitrogen ( NOx ) emissions Emissions Concentration exceeding the emissions lim its set forth below. , directly or indire ctly, into the atmosphere at concentrations in exce ss of the following as measured pursuant to subdivision (e):

(a) For Stationary Gas Turbines the federal NO X and CO RACT limits in Table 1 apply: [Former Table I provisions did not apply to SEDAB p ursuant to former section (g)(1)(D).]

Compliance e Limit

Limit Referenc EFF

25% = ×

Where: Compliance Limit = allowable NOx emissions (ppm by volume). Reference Limit = the NOx emission limit (ppm by volume) is corrected1134-6 AVAQMD Rule 1134 Stationary Gas Turbines

D3, 12/14/09 to 15 percent oxygen on a dry basis, and averaged o ver 15 cons ecutive minutes. These limits for various megawatt ratings (continuous rating by the manufacturer without power augmentation) are as follows:

REFERENCE NOx LIMITS, PPM

Unit Size Megawatt (MW) Rating Effective 12/31/95
0.3 to Less Than 2.9 MW 25 2.9 t o Less Than 10.0 MW 9 2.9 to Less Than 10.0 MW No SCR 15 10.0 MW and Over 9 10.0 MW and Over No SCR 12 60 MW and Over Combined Cycle no SCR 15 60 MW and Over Combined Cycle 9 Effective 4/11/97 2.9 to Less Than 10.0 MW Utilizing Fuel containing a M inimum of 60% Sewage Digester Gas by volume on a Daily Average 25

And,
EFF = 3413 x 100%

Actual Heat Rate at HHV of Fuel (BTU/KW

- HR)

or,

EFF LHV

HHV = × (Manufacturer' s Rated Efficiency at LHV)

or EFF = the demonstrated percent efficiency of the gas turb ine unit only as

calculated without consideration of any downstream energy rec overy from the actual heat rate, (BTU/KW HR) or 1.34 BTU/HP; c orrected to the HHV (higher heating value) of the fuel, as measured at peak load for that facility; or the manufacturer's continuous rated pe rc ent efficiency (manufacturer's rated efficiency) of the gas turbin e unit after correction from LHV (lower heating value) to the HHV of the fu el, whichever efficiency is higher. The value of EFF shall not b e less than 25 percent. Gas turbine units with lo wer efficiencies will be assigned a 25 percent efficiency for this calculation.

Table 1 NO X and CO Compliance Limits

Control Operating

hours per

year Rating NO X Compliance Limit, ppmv at 15% oxygen CO Compliance Limit, ppmv atAVAQMD Rule 1134 1134-7

Stationary Gas Turbines D3, 12/14/09 Gas Fuel Liquid Fuel 15% oxygen

SCR + DLN > 877 > 10 MW 5 25 200
DLN > 877 2 – 10 MW 25 65 200 SCR (no
DLN available) > 877 2 – 10 MW 35 65 200

DLN > 877 < 2 MW 42 50 250
SCR or DLN < 877 > 10 MW 25 42 200 Any (fired on Digester Gas and/or Landfill Gas) any 0.3 – 10 MW 25 N/A 200

[Former Table I provisions did not apply to SEDAB p ursuant to former section (g)(1)(D). Therefore, the limits contained in this table are more stringent than the limits contained in the previous Table. A specific catego ry for gas turbines which use digester gas was added to recognize the separate category, a lthough the applicable limits do not change.]

(b) For the purposes of these emissions limits the following conventions are applicable: [Derived from MDAQMD Rule 1159.]

(i) Gas includes natural gas, Digester Gas and Land fill Gas. (ii) Oil includes kerosene, jet fuel, and distillat e. The sulfur content of the oil shall be less than 0.05 percent. (iii) NO X = emissions of NO X , in ppmv, corrected to 15 percent oxygen and ISO standard conditions on a dry basis, averaged ov er any consecutive 15 minute period.

(2) The owner or operator of any Stationary Gas Tur bine subject to (C)(1)(a) shall submit to the APCO for approval, an Emission Control Plan (EC P) for the purpose of establishing compliance with provisions of this rule. [Derived from MDAQMD Rule 1159.]

(3) The owner or operator of any Stationary Gas Tur bine subject to (C)(1) shall minimize emissions insofar as technologically feasible durin g Thermal Stabilization Periods. [Section added in response to MDAQMD Rule 1159 USEP A rule review comments received 7/9/09]

(2) The operator of any existing gas turbine unit subje ct to this rule shall also be subject to Regulation XIII if carbon monoxide (CO) emissions i ncrease as a result of the application of NOx controls.1134-8 AVAQMD Rule 1134 Stationary Gas Turbines

D3, 12/14/09 

### (D) Exemptions [Exemption section relocated from previous section (g) for consistency with AVAQMD rule format.]

(1) The provisions of Section (C) of this rule shal l not apply to the operation of:

(a) Laboratory gas turbine units used in research a nd testing for the advancement of gas turbine technology.

(b) Units operated exclusively for fire fighting an d/or flood control.

(c) Chemical Processing Gas Turbine Units.

(d) All existing pipeline gas turbine units located in the Southeast Desert Air Basin (SEDAB). [AVAQMD is in the SEDAB and this exemption made rul e inapplicable.]

(2) The provisions of subdivisions (c) and (d), and par agraphs (f)(3), (f)(4) and (f)(5) shall not apply to the following: The provisions of this rule, with the exception of Section (F)(2), shall not apply to the operation of Station ary Gas Turbines used under the following conditions:

(a) Emergency Standby Units, and Stationary Gas Tur bine Units demonstrated to operate less than 200 hours per calendar year, whic h have installed and maintained in proper operation a non-resettable eng ine hour meter.

(b) Portable, turntable, or track mounted turbines whose operation generates intermittent, high velocity air flow for live fire sustainability, lethality, aerodynamic, cookoff, or remote control operation t esting only. [Derived from MDAQMD Rule 1159. Equipment was formerly exempt pu rsuant to section (g)(1)(D). This provision retains that exemption. Please note that equipment is still required to have a permit (See Rule 219) and new or modified units will be subject to Reg. XIII.]

(c) Intra facility portable flight-line equipment u sed to support aircraft systems or start up aircraft power plants. [Equipment was formerly exempt pursuant to section (g)(1)(D). This provision retains that exe mption. Please note that equipment is still required to have a permit (See R ule 219) and new or modified units will be subject to Reg. XIII.]

(B) All existing gas turbine units located in the South east Desert Air Basin (SEDAB) which are ra ted below 4 MW and operate less than 877 hours per year. [AVAQMD is in the SEDAB and this exemption made rul e inapplicable.]

(C) All existing gas turbine units located on San Cleme nte Island which are rated below 4 MW and operate less than 877 hours per y ear. [San Clemente Island is not in the AVAQMD. Therefore, this provision is no t applicable.]AVAQMD Rule 1134 1134-9

Stationary Gas Turbines D3, 12/14/09 However, if the hour

- per

- year limit is exceeded, the exemption shall be auto matically

and permanently withdrawn. The operator of any sta tionary gas turbine exe mpt under this subparagraph must notify the Executive Officer within seven days if the hour

- per

year limit is exceeded. Within 30 days after the d ate the hour

- per

- year limit is exceeded, the operator must submit a permit applica tion for modification to eq uipment to meet the applicable compliance limit within 24 m onths of the date the hour

- per

- year limit is exceeded. Included with this permit appli cation, the operator must submit an emission control plan including a schedule of incre ments of progress for t he installation of the required control equipment. This plan and s chedule shall be subject to the review and approval of the Executive Officer. [ Restated from previous section (g)(2)] section (G)

– Notification Requirements for Exempt and Emergency Sta ndby Units .]



### (E) Administrative Requirements [Derived from MDAQMD Rule 1159.]

(1) The ECP required pursuant to section (C)(2) sha ll, at a minimum, include the following information if such information is applicable:

(a) A list of all Stationary Gas Turbines required to be controlled pursuant to this rule.

(b) For each Stationary Gas Turbine listed:

(i) District identification number, and District pe rmit to operate number; (ii) Name of the gas turbine manufacturer; (iii) Equipment model number; (iv) Manufacturer's rated shaft power output (MW); (v) Type of liquid fuel and/or type of gaseous fuel ; (vi) HHV for each fuel; (vii) Heat rate ((Btu/kW-hr), corrected to the HHV) for each type of fuel (gas or liquid) for each turbine; (viii) Monthly fuel consumption for the previous tw elve-month period (cubic feet for gas; gallons for liquid); (ix) Monthly hours of operation in the previous twe lve-month period; (x) The type of NO X Emission Control Equipment, including any auxiliar y equipment related to the control of emissions, to b e applied; (xi) Documentation showing the current (existing) c oncentration and mass rate of emissions of NO x from the unit; (xii) A schedule with specified increments of progr ess dates for construction of Emission Control Equipment, operational mileston es for implementation of emissions control and/or installa tion of monitoring equipment; and (xiii) A final compliance date.1134-10 AVAQMD Rule 1134 Stationary Gas Turbines

D3, 12/14/09 

### ( d F ) Monitoring and Recordkeeping Requirements Source Testing

(1) The owner or operator of any Stationary Gas Tur bine required to install Emission Control Equipment for compliance with this rule sha ll:

(a) Install, operate, and maintain in calibration, the following monitoring equipment, as approved by the APCO:

(i) Continuous measurement and recording of Emissio ns Control System Operating Parameters; (ii) Continuous measurement and recording of elapse d time of operation; and (iii) An Enhanced Emissions Monitoring Device.

(b) Notify the APCO, in writing, before issuance of the permit to operate, such information which correlates the Emission Control S ystem Operating Parameters, and PEMS if present, to the associated measured NO X emissions output. This information will be used to determine compliance with applicable provisions of this rule for non-CEMS-equipped turbi nes and CEMS-equipped units when the CEMS is not operating properly.

(c) Provide, on an annual basis, compliance testing data and information regarding NO X emissions. The data shall be corrected to ISO con ditions and at 15 percent oxygen on a dry basis; and the percent efficiency ( EFF) of each turbine unit.

(2) The owner/operator of any Stationary Gas Turbin e shall:

(a) On a daily basis, maintain a turbine operating log that includes, as a minimum, the following information:

(i) The total hours of operation per day; (ii) The accumulated hours of operation per calenda r month; (iii) The type and quantity of fuel used; and (iv) The nature of operation of the unit (exempt or non-exempt).

(b) The operating log required to be kept pursuant to this rule shall be kept current and on site for a minimum of two years; and provide d to District or state personnel on request.

The operator of any stationary gas turbine unit sub ject to the provisions of this rule shall perform the following actions: [These provisions did not apply to SEDAB pursuant t o former section (g)(1)(D). Therefore, the requirements cont ained in the amended section (F) are more stringent than the provisions contained in the prev ious rule.] (1) Install, operate, and maintain in calibration a con tinuous i n

- stack NOx and oxygen monitoring system which meets the requirements of 4 0 CFR Part 60, Appendix B, Spec. 2, for NOx , Spec 3 for oxygen (except the alternat ive RA procedures for Spec. 2 shallAVAQMD Rule 1134 1134-11

Stationary Gas Turbines D3, 12/14/09 not apply), the 2 and 24

- hour calibration spec. of Rule 218, and 40 CFR Part 60,

Appendix F to demonstrate compliance with the emiss ion limits of this rule. The continuous emissions monitoring system shall have d ata gathering and retrieval capability which meets the reporting requirements o f 40 CFR part 60.7(c), 60 .7(d), and 60.13. This system shall include equipment that me asures and records the following:

( A ) Flow rate of liquids or gases and the ratio of wate r or steam to fuel added to the combustion chamber or to the exhaust for the reduct ion of NOx emissions, as applicable.

( B ) Elapsed time of operation.

(2) Source Testing

( A ) Provide source test information regarding the gas t urbine unit’s exhaust gas NOx concentration, and the demonstrated percent efficie ncy (EFF), or the manufacturer’s rated EFF, if the Exec utive Officer determines that it is representative of the unit’s EFF, and the carbon mo noxide concentration as specified pursuant to paragraph (e)(1). NOx and ca rbon monoxide concentrations shall be in ppm by volume, corrected to 15 percent oxygen on a dr y basis.

( B ) Source Test Frequency

(i) Units emitting 25 tons or more of NOx per calendar year shall be source tested, at least once every 12 months. (ii) All other existing units shall be source tested wit hin 90 days after every 8,400 hours of operation.



### (G) Notification Requirements for Exempt and Emerge ncy Standby Units [Derived from MDAQMD Rule 1159]

(1) Any Stationary Gas Turbine unit which is exempt or claimed to be exempt pursuant to subsection (D)(2) shall:

(a) Notify the APCO within seven (7) days if the ho ur-per-year threshold is exceeded.

(i) If the hour-per-year threshold is exceeded, the exemption pursuant to subsection (D)(2) shall be permanently withdrawn. (ii) If the hour-per-year threshold is exceeded the owner/operator shall, within 30 days of the notification, submit an appli cation for a permit to operate to the District. Such application shall inc luding a plan detailing actions and a schedule of progress to meet the appl icable RACT limits1134-12 AVAQMD Rule 1134 Stationary Gas Turbines

D3, 12/14/09 and provisions of this rule within 18 months after the date of the notification; an ECP conforming to the requirements of Section (E) for the Emission Control Equipment.

(2) Notwithstanding the provisions of Sections (F)( 2) and (G)(1) above, A Public Service Unit shall not be subject to the hour-per-year thre shold when:

(a) Such unit is operating during a state of emerge ncy declared by a proclamation of the Governor of the State of California; and

(b) Such unit is located within the specific geogra phic location identified in the state of emergency proclamation.



### ( e H ) Test Methods

(1) Compliance testing shall be subject to the prot ocols prescribed in the District's Compliance Procedural Manual.

(2) The following test methods shall be used to det ermine compliance with the provisions of this rule.

(a) NO X emissions shall be determined by EPA Test Method 2 0.

(b) The Higher Heating Value (HHV) and the Lower He ating Value (LHV) shall be determined by the appropriate method for the fuel t ype listed below:

(i) For liquid fuels: a. ASTM Test Method D 240-87 (Standard Test Method for Heat of Combustion of Liquid Hydrocarbon Fuels by Bomb Calo rimeter). (ii) For distillate fuel: a. ASTM Test Method D 2382-88 (Standard Test Method for Heat of Combustion of Hydrocarbon Fuels by Bomb Calorime ter - High Precision Method); or , (iii) For gaseous fuels: a. ASTM Test Method D 3588-91 (Standard Practice fo r Calculation Heat Value, Compressibility Factor, and Relative Density (Specific Gravity) of Gaseous Fuels); or b. ASTM Test Method D 1826-88 (Standard test Method for Caloric (Heating) Value of Gases in Natural Gas Range by Co ntinuous Recording Calorimeter); or c. ASTM Test Method D 1945-81 (Standard Method for Analysis of Natural Gas by Gas Chromatography).AVAQMD Rule 1134 1134-13

Stationary Gas Turbines D3, 12/14/09 The following may be used by the Executive Officer to veri fy the concentrations of NOx, CO and oxygen subject to the provisions of this rule. Emissions determined to exceed any limits established by this rule through either of the foll owing shall constitute a violation of this rule.

(1) District Test Methods 3.1 , 7.1, 10.1 and 100.1 and EPA Test Method 10 or any method deemed to be equivalent by the Executive Officer an d approved by CARB and EPA.

(2) Data obtained from a continuous emissions monitorin g system, which is installed and properly operated according to paragraph (d)(1) of this rule and as approved by t he Executive Officer.



### ( f I ) Recordkeeping Compliance Schedule [Recordkeeping requirements in section (F)]

(1) The owner/operator of any Existing Stationary G as Turbine subject to the provisions of

Section (C)(1)(a) above shall comply with the follo wing increments of progress:

(a) An ECP shall be submitted to the District withi n 90 days of rule adoption. The District shall approve the ECP within 30 days of su bmission.

(b) Any affected turbine shall be in full complianc e with all applicable provisions of the rule within twelve months of rule adoption.

(c) Demonstrate final compliance with all applicabl e standards and requirements of the rule within six months of the installation of t he NO X reduction technology.

(2) The owner/operator of any new Stationary Gas Tu rbine subject to the provisions of Section (C) shall comply as of the date of adoption of this rule. Recordkeeping

The facility operator shall comply with the followi ng provisions:

(1) All records sh all be maintained at the facility for a period of t wo years and made available to District staff upon request.

(2) Maintain a gas turbine operating log that includes, on a daily basis, the actual Pacific Standard Time start

- up and stop time, total hours of operation; type and quantity of fuel used (liquid/gas), cumulative hours of operation to date for the calendar year; and if applicable the cumulative hours of operation since the last source test required by subparagraph (d)(2)(A).

(3) A monthly summary o f emissions pursuant to paragraph (d)(1) shall be s ubmitted to the District on or before the last day of the following calendar month.1134-14 AVAQMD Rule 1134 Stationary Gas Turbines

D3, 12/14/09 (4) The results of source tests shall be submitted to t he District in a form and manner as specified by the Executive Off icer within 30 days after testing is completed.

(5) Any person using an emission control system as a me ans of complying with this rule shall maintain daily records of system operation an d maintenance which will demonstrate proper operation and compliance o f the emission control device during periods of emission producing activities.



### ( g ) Exemptions [Relocated to section (D) for consistency]

Any person seeking to qualify for any one of the fo llowing exemptions has the burden of proving its existing gas turbin e unit meets the applicable specified criteria.

(1) All provisions of this rule shall not apply to the following:

( A ) Laboratory gas turbine units used in research and t esting.

( B ) Gas turbine units operated exclusively for fire fig hting and/or flood contr ol.

( C ) Chemical processing gas turbine units.

( D ) All existing pipeline gas turbine units located in the Southeast Desert Air Basin (SEDAB).

(2) The provisions of subdivisions (c) and (d), and par agraphs (f)(3), (f)(4) and (f)(5) shall not apply to the fo llowing:

(A) Emergency standby and peaking gas turbine units dem onstrated to operate less than 200 hours per calendar year, which have instal led and maintained in proper operation a non

- resettable engine hour meter.

(B) All existing gas turbine units locat ed in the Southeast Desert Air Basin (SEDAB) which are rated below 4 MW and operate less than 877 hours per year.

(C) All existing gas turbine units located on San Cleme nte Island which are rated below 4 MW and operate less than 877 hours per year

.

However , if the hour

- per

- year limit is exceeded, the exemption shall be auto matically and permanently withdrawn. The operator of any sta tionary gas turbine exempt under this subparagraph must notify the Executive Officer within seven days if the hour

- per

year li mit is exceeded. Within 30 days after the date the hour

- per

- year limit is exceeded, the operator must submit a permit applica tion for modification to equipment to meet the applicable compliance limit within 24 m onths of the date the hour

- per

- year limit is exceeded. Included with this permit application, the operator must submit an emission control plan including a schedule of incre ments of progress for the installationAVAQMD Rule 1134 1134-15

Stationary Gas Turbines D3, 12/14/09 of the required control equipment. This plan and s chedule shall be subject to the revi ew

and approval of the Executive Officer. [Restated in section (G) – Notification Requirements for Exempt and Emergency Standby Units .]

[SIP: Submitted as amended 01/19/10 on mm/dd/yy; S ubmitted as amended 4/11/97 on 8/1/97; Approved _______, _______, 40 CFR 52.220(c)(230)(i) (B)(1)]