Laws & Regulations
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Texas 30 TAC Chapter 39, Subchapter H, Section 39.405 General Notice Provisions, SIP effective September 25, 2023 (TXd240)
Texas SIP: 30 TAC 116.110-116.127
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Texas 30 TAC Chapter 39, Subchapter K, Section 39.604. Sign Posting, SIP effective September 25, 2023 (TXd240)
Texas SIP: 30 TAC 116.110-116.127
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Texas SIP: 30 TAC 117.601. Gas-Fired Steam Generation; SIP effective 2000.10.31
Texas SIP: 30 TAC 117.601. Gas-Fired Steam Generation; SIP effective 2000.10.31
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AR Rule 19 Chapter 15: Best Available Retrofit Technology (BART), SIP effective January 29, 2024 (ARd43)
AR SIP: Reg 19, Chap 15, Regional Haze
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Arkansas Rule 19, Chapter 18: Effective Date, SIP effective January 29, 2024 (ARd43)
Arkansas Reg 19, Chapter 13: Stage I Vapor Recovery, SIP effective November 6, 2018 (ARd31)
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Arkansas Rule 19: Appendix A: Insignificant Activities List, SIP effective January 29, 2024 (ARd43)
AR SIP: Reg 19, Appendix A: Insignificant Activities List
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AR Rule 19 Appendix B: National Ambient Air Quality Standards, SIP effective January 29, 2024 (ARd34)
Reg 19, Appendix B: National Ambient Air Quality Stndards
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Archives of Fast Facts: U.S. Transportation Sector Greenhouse Gas Emissions
This page contains archives of Fast Facts: U.S. Transportation Sector Greenhouse Gas Emissions.
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Ground Water Rule
This page contains information on the Ground Water Rule, including a summary, history, and compliance information.
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EPA Emission Standards for Nonroad Engines and Vehicles
This web page contains links to the Nonroad section of the Federal Emission Standards Reference guide.
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Lead and Copper Rule
This page goes over 40 CFR 141 Subparts E and I, which regulate for copper and lead.
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EPA Emission Standards for Light-Duty Vehicles and Trucks and Motorcycles
This page contains links to reference information for the Federal Emissions Standards of light-duty vehicles and engines.
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Proposal to Reduce Ethylene Oxide Emissions from Commercial Sterilization Facilities
On April 11, 2023, the U.S. Environmental Protection Agency (EPA) announced a proposal to significantly reduce emissions ethylene oxide (EtO) from commercial sterilization facilities
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Public Water System Supervision Program Water Supply Guidance Manual
Drinking water policy memos, regulation and guidance to assist states and pubic water systems in implementing the Safe Drinking Water Act.
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U.S. State of Georgia Coal Combustion Residuals (CCR) Permit Program
information about Georgia's application submitted for EPA approval for Georgia to permit coal ash units
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TRI in the Classroom: Understanding Pollution Prevention
Information about pollution prevention and TRI for teachers, including lessons plans and worksheets
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TRI in the Classroom: Understanding Chemical Waste Management
Information about waste management and TRI for teachers, including lessons plans and worksheets