Laws & Regulations
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2015 Ozone Standards - Tribal Recommendations, EPA Responses, and Technical Support Documents
Tribal Areas Designated under the 2008 Air Quality Standards
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Ozone Designations - 2015 Standards - Oregon State Recommendations and EPA Response
Ozone Designations - 2015 Standards. Oregon State Recommendations and EPA Responses
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Petition for Reconsideration of Uinta Basin, Utah Designation
Additional Air Quality Designations for the 2015 Ozone National Ambient Air Quality Standards: Notice of Action Denying Petition for Reconsideration of Uinta Basin, Utah Designation
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Summary Table EPA's Response to State and Tribe Recommendations - 2015 Ozone Designations
Table sumarizind 120-day letters
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Ozone Designations - 2015 Standards - Georgia State Recommendations and EPA Response
Ozone Designations - 2015 Standards. Georgia State Recommendations and EPA Responses
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Ozone Designations - 2015 Standards - Arizona State Recommendations and EPA Response
Ozone Designations - 2015 Standards. Arizona State Recommendations and EPA Responses
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Learn About Particle Pollution Designations
Basic information about Particle Pollution Designations
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EPA Testimony Statements for 116th Congressional Session 2
This page will hold testimony statements for the 2nd session of the 116th Congress(2019)
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EPA-Approved Non-Regulatory Provisions and Quasi-Regulatory Measures in the Arkansas SIP
EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures in the Arkansas SIP
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EPA-Approved Louisiana Nonregulatory Provisions and Quasi-Regulatory Measures in the Louisiana SIP
EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures in the Louisiana SIP
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Louisiana LAC 33:III Ch. 15 Section 1513 - Recordkeeping and Reporting, SIP effective September 13, 1993 (LAc59)
LA SIP: 33 LAC III Ch. 15 Section 1513
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Previous New Mexico State-Wide SIP Approved Regulations
EPA Approved Statutes and Regulations in the New Mexico SIP
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Arkansas Rule 19 Chapter 17: 111(d) Requirements for Landfills -- Not in Arkansas SIP but is part of the EPA approved Arkansas 111(d) Plan for Designated Facilities, EPA effective January 30, 2023
AR Reg 19 Chap 1 Title Intent Purpose SIP effective Nov 6 2018 ARd31 yyt
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Arkansas Rule 19 Chapter 8: 111(d) Designated Facilities – Not in Arkansas SIP but is part of the EPA approved 40 CFR Part 62 Arkansas 111(d) Plan for Designated Facilities EPA effective April 1, 2024.
AR Reg 19 Chap 1 Title Intent Purpose SIP effective Nov 6 2018 ARd31 yyt
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NPDES General Permit for Offshore Seafood Processors in Federal Waters Off the Washington and Oregon Coast
NPDES general permit and supporting documents for offshore seafood processors in federal waters off the coast of Washington and Oregon.
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Louisiana Register Citations in the Louisiana SIP-Approved rules in this web site
Louisiana SIP: Register Citations
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Arkansas SIP-Approved Air Quality Control Rules now in the Arkansas Code of Arkansas Rules (CAR) SIP effective February 25, 2026
Current EPA-Approved Regulations in the Arkansas SIP
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Idaho NPDES Permits
NPDES water permits issued in Idaho.
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SQCS General Air Quality Permit Coverage Central Washington Concrete (Toppenish Quarry) on the Yakama Reservation
EPA's approval for coverage under the SQCS general air quality permit for Central Washington Concrete (Toppenish Quarry) on the Yakama Reservation near Toppenish, Washington.
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SQCS General Air Quality Permit Coverage for Central Washington Concrete (Wapato Quarry) on the Yakama Reservation
EPA's approval of coverage under the SQCS general permit for CPM Development Corporation dba Central Washington Concrete (SQCS Plant) - 2131 Lateral 1 Road (Wapato Quarry), Wapato, Washington on the Yakama Nation Lands.