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EPA-Approved Imperial County Air Pollution Control District Regulations in the California SIP

EPA’s Pacific Southwest (Region 9) implements and enforces federal environmental laws in Arizona, California, Hawaii, Nevada, the Pacific Islands, and 148 Tribal Nations.

The following document contains the EPA approved rules and regulations for the Imperial County Air Pollution Control District (APCD) portion of the California State Implementation Plan (SIP). EPA's Pacific Southwest Office maintains these tables and will update them to reflect any changes in the official tables codified in the Code of Federal Regulations. To find the status of SIP submittals, visit SIP Status Reports.

On this page:
  • Compiled Rules and Regulations (PDF)
  • Tables of Rules and Regulations
    • Regulation I – General Provisions
    • Regulation II – Permits
    • Regulation IV – Prohibitions
    • Regulation VI – Emergency Regulations
    • Regulation VII – Agricultural Burning
    • Regulation VIII – Fugitive Dust
    • Regulation IX

Compiled Rules and Regulations

Free viewers and readers are available to access documents on our website. If you encounter issues with assistive technology, please contact us.

  • EPA Approved and Compiled Rules and Regulations: Imperial County APCD (pdf) (9.83 MB, September 2022)
    EPA approved and compiled rules and regulations of the Imperial County Air Pollution Control District (APCD) portion of the California State Implementation Plan (SIP).

Tables of Rules and Regulations

Regulation I – General Provisions

District CitationTitle/SubjectState Effective DateEPA Approval DateAdditional Explanation
100Rule CitationSeptember 14, 1999October 10, 2001, 66 FR 51578Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(6).
101DefinitionsSeptember 11, 2018August 29, 2019, 84 FR 45418Submitted on October 29, 2018. See 40 CFR 52.220(c)(523)(i)(A)(1).
102Public RecordsNovember 19, 1985February 3, 1989, 54 FR 5448Submitted on June 9, 1987. See 40 CFR 52.220(c)(173)(i)(B)(1).
103Inspection of Public RecordsJune 1, 1977August 11, 1978, 43 FR 35694Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(A).
107Conditional ApprovalOctober 18, 1971May 31, 1972, 37 FR 10842Submitted on February 21, 1972. See 40 CFR 52.220(b).
107Land UseJune 1, 1977August 11, 1978, 43 FR 35694Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(A).
109Source SamplingSeptember 14, 1999August 10, 2001, 66 FR 42126Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(4).
110Stack MonitoringSeptember 14, 1999August 10, 2001, 66 FR 42126Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(4).
112Annual RenewalOctober 18, 1971May 31, 1972, 37 FR 10842Submitted on February 21, 1972. See 40 CFR 52.220(b).
113CircumventionSeptember 14, 1999October 10, 2001, 66 FR 51578Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(6).
114Severability ClauseJune 1, 1977August 11, 1978, 43 FR 35694Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(A).
115Legal Application and Incorporation of Other RegulationsSeptember 14, 1999March 21, 2003, 68 FR 13843Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(10).
116Emissions Statement and CertificationNovember 3, 2020July 29, 2022, 87 FR 45657Submitted on February 19, 2021 as an attachment to a letter dated February 18, 2021. See 40 CFR 52.220(c)(562)(i)(A)(2) and 40 CFR 52.220(c)(583)(i)(A)(1).

Regulation II – Permits

District CitationTitle/SubjectState Effective DateEPA Approval DateAdditional Explanation
201Permits RequiredOctober 10, 2006May 9, 2011, 76 FR 26615Submitted on August 24, 2007. See 40 CFR 52.220(c)(351)(i)(A)(3).
202ExemptionsFebruary 9, 2016June 8, 2017, 82 FR 26594Submitted on April 21, 2016. See 40 CFR 52.220(c)(485)(i)(A)(2).
203TransferSeptember 14, 1999January 3, 2007, 72 FR 9Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(14).
204ApplicationsSeptember 14, 1999June 14, 2017, 82 FR 27125Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(15).
204Enforcement ProceduresSeptember 1, 1972May 11, 1977, 42 FR 23804; corrected on August 22, 1977, 42 FR 42219Submitted on July 25, 1973. See 40 CFR 52.220(c)(21)(xi)(A).
205Cancellation of ApplicationsSeptember 14, 1999January 3, 2007, 72 FR 9Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(14).
205Burning PermitSeptember 1, 1972May 11, 1977, 42 FR 23804; corrected on August 22, 1977, 42 FR 42219Submitted on July 25, 1973. See 40 CFR 52.220(c)(21)(xi)(A).
206Processing of ApplicationsOctober 22, 2013June 14, 2017, 82 FR 27125; corrected on September 5, 2017, 82 FR 41895Submitted on February 10, 2014. See 40 CFR 52.220(c)(442)(i)(A)(5).
207 (except subsections C.1.c, C.2.a, C.2.b, D.1.g, and D.3.b)New and Modified Stationary Source ReviewSeptember 11, 2018August 26, 2019, 84 FR 44545Submitted on October 5, 2018. See 40 CFR 52.220(c)(522)(i)(A)(1).
208Permit to OperateSeptember 14, 1999January 3, 2007, 72 FR 9Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(13).
217Large Confined Animal Facilities (LCAF) Permit RequiredFebruary 9, 2016June 8, 2017, 82 FR 26594Submitted on April 21, 2016. See 40 CFR 52.220(c)(485)(i)(A)(3).

Regulation IV – Prohibitions

District CitationTitle/SubjectState Effective DateEPA Approval DateAdditional Explanation
400Fuel Burning Equipment – Oxides of NitrogenSeptember 14, 1999March 24, 2003, 68 FR 14161Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(11).
400.1Stationary Gas Turbines – Reasonably Available Control Technology (RACT)February 23, 2010January 18, 2012, 77 FR 2469Submitted on July 20, 2010. See 40 CFR 52.220(c)(381)(i)(A)(5).
400.2Boilers, Process Heaters and Steam GeneratorsFebruary 23, 2010January 7, 2013, 78 FR 896Submitted on July 20, 2010. See 40 CFR 52.220(c)(381)(i)(A)(7).
400.3Internal Combustion EnginesOctober 22, 2013October 6, 2014, 79 FR 60070Submitted on February 10, 2014. See 40 CFR 52.220(c)(442)(i)(A)(2).
400.4Emissions of Oxides of Nitrogen from Wallboard KilnsOctober 22, 2013October 6, 2014, 79 FR 60070Submitted on February 10, 2014. See 40 CFR 52.220(c)(442)(i)(A)(3).
400.6Natural Gas Fired Water HeatersNovember 26, 2019May 7, 2021, 86 FR 24500Submitted on February 6, 2020. See 40 CFR 52.220(c)(546)(i)(B)(1).
401Opacity of EmissionsNovember 19, 1985February 3, 1989, 54 FR 5448Submitted on June 9, 1987. See 40 CFR 52.220(c)(173)(i)(B)(1).
402ExceptionsNovember 19, 1985February 3, 1989, 54 FR 5448Submitted on June 9, 1987. See 40 CFR 52.220(c)(173)(i)(B)(1).
403General Limitations on the Discharge of Air ContaminantsMay 18, 2004November 16, 2004, 69 FR 67058Submitted on July 19, 2004. See 40 CFR 52.220(c)(332)(i)(A)(1).
405Sulfur Compounds Emissions Standards, Limitations and ProhibitionsMay 18, 2004November 16, 2004, 69 FR 67058Submitted on July 19, 2004. See 40 CFR 52.220(c)(332)(i)(A)(1).
408Frost ProtectionSeptember 14, 1999July 11, 2001, 66 FR 36170Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(2).
409IncineratorsSeptember 14, 1999July 11, 2001, 66 FR 36170Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(2).
410Scavenger PlantsFebruary 27, 1979January 27, 1981, 46 FR 8471Submitted on October 15, 1979. See 40 CFR 52.220(c)(52)(ii)(B).
412Soil Decontamination OperationsJanuary 16, 2001November 5, 2002, 67 FR 67313Submitted on October 30, 2001. See 40 CFR 52.220(c)(288)(i)(D)(1).
413Organic Solvent Degreasing OperationsJanuary 16, 2001November 5, 2002, 67 FR 67313Submitted on October 30, 2001. See 40 CFR 52.220(c)(288)(i)(D)(1).
414Storage of Reactive Organic Compound LiquidsMay 18, 2004November 24, 2008, 73 FR 70883Submitted on July 19, 2004. See 40 CFR 52.220(c)(332)(i)(A)(4).
415Transfer and Storage of GasolineNovember 3, 2020September 2, 2021, 86 FR 49248Submitted on February 19, 2021 by the Governor’s designee as an attachment to a letter dated February 18, 2021. See 40 CFR 52.220(c)(562)(i)(A)(1).
416Oil-Effluent Water SeparatorsSeptember 14, 1999July 26, 2001, 66 FR 38939Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(3).
417Organic SolventsSeptember 14, 1999November 5, 2002, 67 FR 67313Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(8).
418Disposal and Evaporation of SolventsFebruary 27, 1979January 27, 1981, 46 FR 8471Submitted on October 15, 1979. See 40 CFR 52.220(c)(52)(ii)(B).
419Reduction of Animal MatterFebruary 27, 1979January 27, 1981, 46 FR 8471Submitted on October 15, 1979. See 40 CFR 52.220(c)(52)(ii)(B).
420Beef FeedlotsOctober 10, 2006November 10, 2010, 75 FR 69002Submitted on August 24, 2007. See 40 CFR 52.220(c)(351)(i)(A)(2).
421Open BurningSeptember 14, 1999July 11, 2001, 66 FR 36170Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(2).
424Architectural CoatingsFebruary 23, 2010July 6, 2011, 76 FR 39303Submitted on July 20, 2010. See 40 CFR 52.220(c)(381)(i)(A)(2).
425Aerospace Coating OperationsFebruary 23, 2010November 1, 2011, 76 FR 67369Submitted on July 20, 2010. See 40 CFR 52.220(c)(381)(i)(A)(3).
426Cutback Asphalt and Emulsified Paving MaterialsSeptember 14, 1999April 19, 2001, 66 FR 20084Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(1).
427Automotive Refinishing OperationsFebruary 23, 2010November 1, 2011, 76 FR 67369Submitted on July 20, 2010. See 40 CFR 52.220(c)(381)(i)(A)(4).
428 (except section E.4.2)Wood Burning AppliancesSeptember 11, 2018August 29, 2019, 84 FR 45418Submitted on October 29, 2018. See 40 CFR 52.220(c)(523)(i)(A)(2).
429Mandatory Episodic Curtailment of Wood and Other Solid Fuel BurningSeptember 11, 2018August 29, 2019, 84 FR 45418Submitted on October 29, 2018. See 40 CFR 52.220(c)(523)(i)(A)(3).

Regulation VI – Emergency Regulations

District CitationTitle/SubjectState Effective DateEPA Approval DateAdditional Explanation
601GeneralJune 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C).
602 (excluding those portions that pertain to the criteria levels for carbon monoxide and sulfur dioxide)Episode Criteria LevelsJune 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C). Supplemented by the provisions in 40 CFR 52.274(p).
603Episode StagesJune 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C).
604Division of Responsibility for Abatement ActionJune 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C).
605Administration of Emergency ProgramJune 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C).
606Advisory of High Air Pollution PotentialJune 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C).
607Declaration of EpisodeJune 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C).
608Episode Action Stage 1 (Health Advisory – Alert)June 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C).
609Episode Action Stage 2 (Warning)June 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C).
610Episode Action Stage 3 (Emergency)June 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C).
611Episode TerminationJune 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C).
612Stationary Source CurtailmentJune 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C). Supplemented by the provisions in 40 CFR 52.274(p).
613Episode Abatement PlanJune 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C).
614EnforcementJune 1, 1977June 3, 1980, 45 FR 37428Submitted on November 4, 1977. See 40 CFR 52.220(c)(42)(i)(C).

Regulation VII – Agricultural Burning

District CitationTitle/SubjectState Effective DateEPA Approval DateAdditional Explanation
701Agricultural BurningAugust 13, 2002January 31, 2003, 68 FR 4929Submitted on October 16, 2002. See 40 CFR 52.220(c)(302)(i)(A)(1).
702Range Improvement BurningSeptember 14, 1999July 11, 2001, 66 FR 36170Submitted on May 26, 2000. See 40 CFR 52.220(c)(279)(i)(A)(2).

Regulation VIII – Fugitive Dust Rules

District CitationTitle/SubjectState Effective DateEPA Approval DateAdditional Explanation
800General Requirements for Control of Fine Particulate Matter (PM-10)October 16, 2012April 22, 2013, 78 FR 23677Submitted on November 7, 2012. See 40 CFR 52.220(c)(424)(i)(A)(1).
801Construction and Earthmoving ActivitiesNovember 8, 2005July 8, 2010, 75 FR 39366Submitted on June 16, 2006. See 40 CFR 52.220(c)(345)(i)(E)(2).
802Bulk MaterialsNovember 8, 2005July 8, 2010, 75 FR 39366Submitted on June 16, 2006. See 40 CFR 52.220(c)(345)(i)(E)(2).
803Carry-Out and Track-OutNovember 8, 2005July 8, 2010, 75 FR 39366Submitted on June 16, 2006. See 40 CFR 52.220(c)(345)(i)(E)(2).
804Open AreasSeptember 11, 2018August 29, 2019, 84 FR 45418Submitted on October 29, 2018. See 40 CFR 52.220(c)(523)(i)(A)(4).
805Paved and Unpaved RoadsOctober 16, 2012April 22, 2013, 78 FR 23677Submitted on November 7, 2012. See 40 CFR 52.220(c)(424)(i)(A)(3).
806Conservation Management PracticesOctober 16, 2012April 22, 2013, 78 FR 23677Submitted on November 7, 2012. See 40 CFR 52.220(c)(424)(i)(A)(4).

Regulation IX

District CitationTitle/SubjectState Effective DateEPA Approval DateAdditional Explanation
904Prevention of Significant Deterioration (PSD) Permit ProgramDecember 20, 2011December 10, 2012, 77 FR 73316Submitted on February 23, 2012. See 40 CFR 52.220(c)(411)(i)(E)(1). Final approval of this rule is based, in part, on the clarifications contained in letters dated July 10, 2012 and August 21, 2012 from Brad Poirez, Imperial County APCD, to Gerardo Rios, EPA Region 9. See 40 CFR 52.220(c)(411)(ii)(A)(1) and (2).
910Enhanced MonitoringMarch 21, 1995August 28, 2014, 79 FR 51261Submitted on June 16, 1995. See 40 CFR 52.220(c)(222)(i)(F)(1).
925General ConformityNovember 29, 1994April 23, 1999, 64 FR 19916Submitted on February 24, 1995. See 40 CFR 52.220(c)(215)(i)(E)(1).

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