Laws & Regulations

2023 Rule Public Outreach and Stakeholder Engagement Activities

Information about the scheduled outreach activities regarding EPA and Army's review of the NWPR and intention to replace the definition of "waters of the United States"

Oklahoma OAC 252 Chapter 100. Air Pollution Control, Subchapter 39. Emission of Volatile Organic Compounds (VOCs) in Nonattainment Areas and Former Nonattainment Areas, Part 3. Petroleum Refinery Operations, SIP eff 2-27-2009 (OKd06) and 8-29-2022 (OKd31)

Oklahoma SIP: OAC 252:100-39-15 to 252:100-39-18

Chemical Emergency Preparedness and Prevention Advisory: Ammonia

This advisory recommends ways Local Emergency Planning Committees (LEPCs) and chemical facilities can minimize risks from this extremely hazardous substance, especially when present in excess of its 500 pounds threshold planning quantity.

Technical Background for Offsite Consequence Analysis for Anhydrous Ammonia, Aqueous Ammonia, Chlorine, and Sulfur Dioxide

Presents the methodology and assumptions used to develop the chemical-specific tables for accidental releases of these toxic vapors, as required by the Risk Management Program.

Appendix E: Supplemental Risk Management Program Guidance for Ammonia Refrigeration Facilities

Additional information for food processors, food distributors, refrigerated warehouses, and any other facility that has an ammonia refrigeration system. Includes details on exemption for farms, threshold quantity, and offsite consequence analysis.

Chemical Safety Alert: Anhydrous Ammonia Theft

This extremely hazardous substance is largely used as an agricultural fertilizer, but is also a key ingredient in the illegal production of methamphetamines. It is stored as a liquid under pressure, but becomes a toxic gas when released.

Chemical Safety Alert: Hazards of Ammonia Releases at Ammonia Refrigeration Facilities

Anhydrous ammonia is used as a refrigerant in mechanical compression systems, often liquefied under pressure which increases exposure risk due to potential for rapid release into the air as a toxic gas.

RMP*Comp

You can use this free software program to complete the Off-site Consequence Analyses (both worst case scenarios and alternative scenarios) required under the Risk Management Program rule, so that you don't have to do calculations by hand.

Risk Management Program (RMP) Reporting Center

The Center can answer any questions you have about the RMP*eSubmit reporting software, or EPCRA Tier2 Submit software.

General RMP Guidance - Appendix E: Supplemental Risk Management Program Guidance for Ammonia Refrigeration Facilities

Additional information for food processors, food distributors, refrigerated warehouses, and any other facility with ammonia refrigeration system. Includes guidance on exemptions, threshold quantity, offsite consequence analysis.

Supreme Court Rulings Related to Waters of the United States

Documents associated with Supreme Court rulings related to "waters of the United States"

Consent Decree: Sabic Innovative Plastics Us LLC and, Sabic Innovative Plastics Mt. Vernon, LLC

This is the consent decree for Sabic Innovative Plastics

Ivory Home, Ltd. Settlement

This is the information sheet for Ivory Homes.

Safeway, Inc. Clean Air Act Settlement

Clean Air Act settlement with Safeway, Inc. (Safeway) that covers 659 grocery stores in the United States

Sears Home Improvement Products, Inc. Lead RRP Rule Settlement

These settlements are the first system-wide settlements for these sectors under the CAA and require pollution control upgrades, acceptance of enforceable emission limits.

Stop Sale, Use, or Removal Order issued to eBay, Inc.

eBay, Inc., have been issued a Stop Sale, Use or Removal Order (SSURO) for potential violations of the FIFRA.

HollyFrontier Inc. Consent Decree

This is the consent decree for HOLLYFRONTIER EL DORADO REFINING LLC

Revised Interim Final Consolidated Enforcement Response and Penalty Policy for the Pre-Renovation Education Rule; Renovation, Repair and Painting Rule; and Lead-Based Paint Activities Rule

This is the revised version of the Interim Final Consolidated Enforcement Response and Penalty Policy for the Pre-Renovation Education Rule; Renovation, Repair and Painting Rule; and Lead-Based Paint Activities Rule.

Punch It Performance Clean Air Act Settlement

US filed a Complaint against these Defendants on June 14, 2019, in the United States District Court for the Middle District of Florida, alleging violations of the Clean Air Act associated with the manufacture and sale of aftermarket defeat devices.

Cabot Corporation Clean Air Act Settlement

This is the Cabot Corporation CAA Settlement information sheet