# DEPARTMENT OFPUBLIC HEALTHAND ENVIRONMENT

AIR QUALITY CONTROL.COMMISSION 

# REGULATION NUMBER 7 CONTROL OF OZONEVIA OZONEPRECURSORS (EMISSIONS OFVOLATILE ORGANIC COMPOUNDS AND NITROGEN OXIDES)

5 CCR 1001-9 EDITOR'SNOTES*
Authority Cited: §§ 

### 25-7-105(1)(a), (b), 

### -1.06(1)(c), (5), (6), -109(l)(a), (2), C.R.S. History and Amendments: Amended 09111n7, 1 CR 1. 

### Repealed and readopted 12/14n8, 

### 2CR 1. Pp. 1-37 adopted 05(22180, EFFECTIVE 05130/80, 3 CR 6. Pp. 

### 1-77 adopted 12104/80, EFFECTIVE 01130/81,4 CR 1. 

### Pp. 13-14 adopted 04/09/81, EFFECTIVE 06/01/81, 

### 4 CR 

### 5. Pp. 1-83 adopted 09f20/89, EFFECTIVE 10130/89, 

### 1Z CR 10. Pp. 1- 88 adopted 07/19/90, EFFEC11VE 08130190, 13 CR 8. Pp. 1-90 adopted 

## t1/19192, EFFECTIVE 12130/92,15 CR 12. 

### Pp. 1-433 adopted 06124/93, EFFECTIVE 08130/93, 16 

### CR 8. Pp. 7-8 adopted 10/20194, EFFECTIVE 12130/94, 17 CR 12. 

### Pp. 1-92 adopted 02116195, EFFECTIVE 04130/95,18 CR4. Pp. 7-8 adopted 03/16/95, EFFECTIVE 05130/95,18 CR 5. Pp. 45-46 adopted 05/18/95, EFFECTIVE 07130/95, 18 CR7. Pp. 4-5, 81- 81.02 adopted 12/21/95, EFFECTIVE 03/01196,19 CR 2. 

### Pp. 1-1.02, 7-8, 81.02-82 adopted 03f21/96, EFFECTIVE 05130/96,19 CR 5. 

### Pp. 71, 74,81.07-81.08 adopted 11/21/96, EFFECTIVE 01130197,20 CR 1. 

### Pp. 7.01-7.03, 81.08-81.12 adopted 10/15/98, EFFECTIVE 11130/98,21 CR 11. 

### Pp. 1-97 adopted 01/11101, EFFECTIVE 03/02101, 24 CR2. 

### Sections I.A.2 to l.A.4, Il.E adopted 11/19103, EFFECTIVE 02/02104,27 CR 1. Sections I.A, I.B, XII, 

### XVI adopted 03/12104 (entire rule replaced with pp. 

### i-92), EFFECTIVE 05/30/04,27

. CR5. 

### Pp. I, 4, 4.1, 67-88.4, 92-104 adopted 12/16/04, EFFECTIVE 03/02/05,28 CR l.

### Technical correction to

add two missing pages {nowpp. 88.3-88.4), 28 CR 3. Rule XII.A.5.d amended by technical correction, 

### and top ofpage 71 corrected due to publishing error, 28 CR 6. A.G. Opinions: 

### I 

### AG 57; 2AG 15; 3 AG 147; 4 AG 29; 4AG 99; 12 AG 343; 13 

### AG 249; 15 AG 509; 16 AG 277; 17 AG 481; 18 AG 142; 18 AG 181; 18 AG 2S3; 19 AG 53; 19 AG 127; 20 AG 19; 21 AG 350; 24 AG 59; 27 AG 47; 27 AG 171; 28 AG 43; Annotations:

. 

### Rules VI. D. 3. c., IX. A. 8. c., 

### IX. A. 10. b., IX. N. 3. a., XII. D. 1. 

### c., XIII. C.- D., XV. B. I.

### b., adopted after January 1, 1992 and before January I, 

### 1993 were not extended by H.B. 

### 93-1131 and therefore expired June 1, 1993.

-nusTitle

### Paac doca notconstitute an official partofany regulation. Information contained on theTi\lePage isprovided by the Publlsher**from~**dccrocd reliable IJild is solely for informational and hiSIOJical purpoacs. Sec caulionll}'noce illlnlroduclory Materials, How to UsclheCCR.. C 20II Sial& ofColo.-.do All RightsReserved. (BOO) 833-9844

## EDITOR'S NOTES (continued)

· History aud

### Ameadmea.ts:

Rules J.A.J.b, XII, and :XVII adopted 12117/06, EFFECTIVE 03/04/07, 30 CR 2. 

### Rules XII.A.4.d.iii and XII.A.4.d.iv amended by technical correction, 31 CR 1. Rule replaced in its entirety, adopted 12/12108, EFFECTIVE 01/30/09, 32 CR 1. Rules II.C.I, XII.A.I.a, 

### XII.D.2.a, XO.G, XD.G.3, Xll.G.4, XO.H, XVJI, XVII.E.2.b (table) amended by technical correction, 32 CR 12. Rules I.A.I.c., XVII., XIX.L. [TN 2010..00857] adopted Ol/07/1 J, 

### EFFECTIVE 02/14/1 I, 34 CR 2.

A.G. Opinion1: 

### 30 AG Feb 

### 1001-9; 32 AG**J~** 

### 1001-9; 34 AG Jari 1001·9

Annotatious:



### 6 CCR 1001-9 

### Page2

### I. 

### II. Ill. 

### IV. 

## V. VI. 

## vn. vm. IX. X. XI. 

# xn. xm. XIV. XV.

XVI.
XVII.

XVlll.


### XIX. 

### Appendix A Appendix B Appendix C Appendix 

### D Appendix E AppendixF 

### 34 CR 1 and 2, 01·11


## TABLE OF CONTENTS

Applicability

.......................................................................................................................,...... 1 General Provisions

.....................................................................................................................3 

### General Requirements for Storage and TransferofVolatile Organic Compounds

....................7 

### Storage ofHighly Volatile OrganicCompounds

.......................................................................-8 

### Disposal ofVolatile Organic Compounds

.................................................................................8 Storage and TransferofPetroleum Liquid

.................................................................................

### 8 Crude Oil

.................................................................................................................................22 PetroleumProcessing 

### and Refining

.........................................................................................23 

### Surface Coating Operations

.....................................................................................................30 Usc ofSolvents for Degrea.sing and Cleaning

.........................................................................49 Usc ofCutback Asphalt

...........................................................................................................55 Vol.atile Organic Compound Emissions from Oil and Gas Operations

....................................56 Graphic Arts

.............................................................................................................................70 

### Phannaceutical Synthesis

........'

.......................................................,.........................................72 

### Control ofVolatile Organic Compound Leaks from VaporCollection Systems and VaporControl Systems Located at GasolineTerminals, Gasoline Bulk Plants, and

### Gasoline Dispensing Facilities

.......................................................................74 

### Control ofEmissions from Stationary and Portable Engines in the 8-HourOmne Control Area

.....................................................................................................................76 

### (State Only, except SectionXVII.E.3.a. which was submitted as

### part ofthe Regional Haze SIP) Statewide Controls for Oil 

### and Gas Operations and Natural Gas-Fired Reciprocating Internal Combustion Engines

.......................................77 

### (State Only)

### Natural Gas-Actuated Pneumatic Controllers Associated with Oil and Gas Operations

...........................................................................................................81 

### Statements ofBasis, Specific Statutory Authority 

### and Purpose

..............................................83 Colorado Ozone Nonattainment or Attainment Maintenance Areas

......................................

### IOS 

### Criteria for Control ofVapors from**Gasolin~** 

### Transfer to StorageTanks

..............................I06 Criteria 

### for Control ofVapors From Gasoline Transfer at 

### Bulk Plants (Vapor Balance 

### System)

............................................................................................................. 

### 1 08 Minimwn Cooling Capacities for Refrigerated Freeboard Chillers onVapor Degreasers

....................................................................................................................... 110 

### TestProcedures

### for Annual Pressure!Vacuwn TestingofGasolineTransport Tanks

.............................................................................................................................. 111 

### Emission Limit Conversion Procedure

.....................................................................; ............ 114

0 2011 SUI&c ofColondo 

### 5 CCR 1001-9 AllRlshtsReserved. (800) 833-9844C 20II State ofColorado All R.ia)u.sReserved 

### 34 CR 1 and 2, 01-11 

### Page 77
XVI.C.4Any lean bum reciprocating internal combustion engine operating in the 8-hour Ozone 

### Control Area prior to June 1, 2004, for which the owneror operator demo • strates to the Division that retrofit technology cannot 

### be installed at a cost of le than 

### $ 5,000 per ton ofVOC emission reduction. Installation costs and the best in rmation available for determining control efficiency shall 

### be considered in deter ning such costs. In order to qualify for such exemption, the owner or operator usl submit an application making such a demonstration, togetherwith all supportin ocuments, to the Division by May 1, 2005. Any reciprocating internal combustion ngine qualifyIng for this exemption shall not 

### be moved to anyother location Within e 8-hour one Control Area. 

### XVII. (State Onl except Section XVII.E.3.a. which was submitted as part f the Regional Haze SIP) S tewlde Controls for Oil and Gas Operations and Nat I Gas-Fired Reciprocating In al Combustion Engines

Xvii.A.1 "Air ollullon Control Equipment,• as 

### lised in combustion d Ice orvapor recovery unit. Air pollutl control equipment also means altemati emissions control equipment a ollulion prevention deVices and processes Intend to reduce uncontrolled actual missions that complywith the requirements of Sec n XVII.B.2. · XVII.A.2. "Atmospheric, when used to modify e term "condensate storage lank", means a type of conde ate storage tank t t vents, oris designed to vent, to the atmosphere. ans anyproduction tank or series of producthat store condensate. XVII.A.4 "Glycol Natural Gas Oeh rator"·means anydevice in which a liquid glycol (including ethylene glycol, dielh contacts a natural gas stream XVII.B. (Stale Only) General Provisions XVII.B.1. · General require kage, and flares and XVII.B.1.a. All r pollution control equipm t required by this Section XVII shall 

### be operal and maintained pursuant to anufacturer specifications or equivale 

### t to the extent practicable, and sistentwith technological limitations a**~** good engineering and maintenan practices. The owneror operator II keep manufacturer specifications ore uivalenl on file. In addition, all ch air pollution control equipment shall 

### be dequatelydesigned and s ad to achieve the control efficiency rates requl d bythis Section XVII and handle reasonably foreseeable fluctuations In e · ions ofvolatile organic compounds during normal operations. Fluctuations 1 emissions that occur when the separatordumps Into the lank are reasonab foreseeable

.

.B.1.b. All condensate collection, storage, processing an handling operalions, regardless ofsize, shall be designed, operated and intained so as to minimiZe leakage ofvolatile organic compounds to the at sphere to the extent reasonably practicable. XVII.B.1.c. Ifa flare or other combustion device is used to control e slons of volatile organic compounds to complywith Section XVII, itshall be nclosed, have no visible emissions during normal operations, and be design so than an observer can, bymeans ofvisual observation from the outside oft



### CODE OFCOLORADO REGULATIONS

.6 CCR 1001-9

### Page 78


### closed flare or combustion device, or by other convenient means appro by the Division, determinewhether 

### it Is operating properly. XVII.B.1.d. Anyofthe effective dates for installation of controls on conde sate tanks dehydrators and/or internal cOmbustion engines may be exte ed 

### at the air pollution control Division's discretion for good cause sh .2. Alternative emissions control equipment shall qualify as air poll on control

equipment, and may

### be used in lieu 

### of, or in.combination with, combu ion devices

d vapor recovery units to achieve the emission reductions requl 

### by this Section

I, ifthe Division approves the equipment, device or process part ofthe appro I process the Division, at Its discretion, may specifya diffe t control effaclency than control efficiencies required bythis Section XVII. XVII.B.3. XVII.B.4. Co densate tanks, dehydrators and Internal co stlon engines that are subject to an missions control requirement In a federa maximum achievable control technology(" Cr)standard under 40 CFR Part 63 a 

### Best Available Control Technology ("BACT" imit, or a New Source Performan Standard**und~r** 40 CFR Part 60**~;~re** not subject to is Section XVII. XVII.C. (State Only) Emission reduct n from condensate store e tanks 

### at oil and gas exploration and production operations, na al gas compressor s ions, natural gas drip stations and natural gas processing plants. operators ofall atmospheric condensate lsslons ofvolatile organic compounds equal on a rolling twelve-month total shall operate s an average control efficiency ofat least 95%
XVII.C.2. For condensate stora tan with past, uncontrolled actual emissions ofvolatile organic compounds of s than tons per year based on a rolling twelvemonth total that may beco subject to action XVJI.C.1. by virtue ofthe addition of a newly drilled well orthe completion or timulation ofan existiniwell, owners or operators ofsuch tanks all have untU 90 

### ys after the date of 1 productlon·ofthe newly drilled, recompl ed or stimulatedweH Install and operate any required air pollution control equ rnent. 

### Ifthe owner orop ator determines that emissions ofvolatile organic com ndswill be belowthe 20 to year threshold, the owner or operator shall no the Division ofthis determine ninwriting and Include an explanation ofthe m odology used to make this dete · ation. XVII.C.3. Mon ring: The owner or operator ofanycon nsate storage tankthat is re

### 6 CCR 1001-9 quired to trol volatile organic compound emissions p uanttothis Section XVII.C. s II visually inspect or monitorthe Air Pollution trol Equipment to ensure that it

### Is perating·at least as often as condensate Is load utfrom the tank, unless a mor frequent Inspection or monitoring schedule isfollow In addition, Ifa flare or o r combustion device is used, the owner or operator sha ·sually inspectthe de ce forvisible emissions at least as often as condensate is I ad out from the 

### k.

. Recordkeeping: The owner or operator ofeach condensate shall maintain the following records fora period offive years: XVII.C.4.a. Monthly condensate production from the tank. XVII.C.4.b. For any condensate storage tank required to 

### be controlled p to this Section XVII.C., the date, lime and duration ofany period wher air pollution control equipment

### Is not operating. The duration ofa peri



### CODE OF COLORADO REGULATIONS

### 34 CR 1 and 2, 01-11 Page 79
non-operation shall be from the time that the air pollution control equipme was last observed to be operating until the time the equipment recomme ces operation. XVII.C.4.c. Fortanks where a flare orother combustion device is being sed, the date and time of any Instances where visible emissions are ob erved from the device. · nly) Emission reductions from glycol natural gas dehydrators Beginning May 

### 1, 008, any 

### still vent and vent from any gas-condensate-glycol (G (flash separator or sh tank), ifpresent, on a glycol natural gas dehydrator local at an oil and gas exploration and pr tlon operation, natural gas compressor station, drip stall orgas-processing plant shall reduce un trolled actual emissions ofvolatile organic compound by an average ofat least 90 percent throug e use of air pollution control equipment. This 

### Se ·on XVII.D shall not applyto any single natural g s dehydrator, or several dehydrators at a single 

### il and gas exploration and production operation/s1 , natural gas compressor station, drip statio or gas-processing plant, with uncontrolled actual emis · ns ofvolatile organic compounds ofle than 

### 15 tons peryear based on a 

### rolling twelve-month total. To determine 

### ifa grouping of dehyd ors exceeds the 15tons per yearthreshoJQ aggregate emiss1 s from all dehydrators on site (co tiguous and adjacent). The control requirement in this Section X .D. shall apply to each natural as dehydratorwithin a grouping that has actual uncontrolled emlssi s above twotons peryear. XVII.E. Control ofemissions from new, edified, existing, an relocated natural gas fired reciprocating Internal combustion engines. this Section 

### XVII.E. shall not apply to any ions below permitting thresholds listed in

XVIJ.E.2.a. Exceptas pr ided in ection XVII.E.2.b. below, the owneroroperator on any naturaL s fired reel ocating.internal combustion engine that is either constructe 

### orrelocated to e state ofColorado from another state, on or afterthe te listed in the tab below shall operate and maintain each engine acco · g to the manufacture s written instructions or procedures to the extent pr, ctlcable and consistent 'th technological limitations and good englneerin and maintenance practices verthe entire life ofthe engine so that itac evesthe emission standards re uired in Section XVII.E.2.b. Table 

### 1 bel Actual emissions from natural gas fire reciprocating internal comion engines shall not exceed the emission

### p rformance standards in Ta

### 1 below as expressed in units ofgramsper ho epower-hour (G/hp-hr)

< 100 H i!:100 Hp and< 500 H i!:500 Hp TABLE 1 Construction or Relocation Date

On or after January 1, 2008 On or after Janua 1 2011 On or afterJuly 1, 2007 On or after Jul 1, 201 0



### CODE OF COLORADO Rl!:GULATIONS 6 CCR 1001-9Page 80


### XVII.E.3**E~GiatiRg** 

### NaiUIHI Gas Fired Reetproeanng ltilefflal CgRJhuslioo 

### Engines XVII.E.3.a. (Regional Haze SIP) Rich Bum Reciprocating Internal Combustion

li 

### CCR 1001-9 Engines XVII.E.3.a.(i) Except as provided in Sections XVII.3.1.(i)(b) and (c) and XVII.E.3.a.(ii), all rich burn reciprocating internal combustion engines with a manufacturer's name plate design rate greater than 500 horsepower, constructed or modified before Febnlary 1, 2009 shall install and operate both a non-selective catalytic reduction system and an air fuel controller byJuly 1, 2010. A rich bum reciprocating Internal combustion engine is one with a normal exhaust oxygen concentration of less than 2°AI by

### volume. XVII.E.3.a.(l)(a) All control equipment required bythis Section XVII.E.3.a. shall be operated and maintained pursuant to manufacturer specifications or equivalent to the extent practicable, and consistent with technological limitations and good engineering and maintenance practices. The owner or operator shall keep manufacturer specifications or equivalent on file. XVII.E.3.a.(i)(b) Internal combustion enginesthat are subject to an emissions control requirement in a federal maximum achievable control technology ("MACr) 

### standard under40 CFR Part 63, a Best Available Control Technology ("BACT") limit, or a New Source Performance Standard under40 CFR Part 60 are not subject to this Section XVII.E.3.a. XVII.E.3.a.(i)(c) The requirements ofthis Section XVII.E.3:a. shall not apply to any engine having actual uncontrolled emissions below permitting thresholds listed In Regulation Number 3, Part B. XVII.E.3.a.(ii) Any rich burn reciprocating Internal combustion engine constructed or modified before February 1, 2009, forwhich the owner or operatordemonstrates to the Division that retrofit technology cannot be Installed at a cost of less than 

### $ S,OOO·perton ofcombined volatile organic compound and nitrogen oxides emission reductions (this value shall be adjusted for future applications according to the current day consumer price Index) is exempt complying with Section XVII.E.3.a. Installation costs and the best Information available for determining control efficiency shall be considered in determining such costs. In order to qualify for such exemption, the owner oroperator must submit an application making such ademonstration, together with all supporting documents, to the DiVision by August 1, 2009. (State Only) Lean Burn Reciprocating Internal Combustion En ·



### CODE OFCOLORADO REGULATIONS