EPA Risk Management Program (RMP)

Tennessee Air Pollution Control Board Proposes New Prevention of Accidental Releases Rule (Chapter 0400-30-32)

Tennessee is proposing to streamline state-level accidental release prevention rules by removing redundant Risk Management Plan (RMP) filings while aligning with federal EPA standards. Facilities must prepare for a new annual compliance certification requirement, shifting regulatory focus from administrative submission to verified operational adherence.

4 Apr 2026, 11:00publications.tnsosfiles.comUnited States

U.S. Chemical Safety Board Issues Investigation Update on Fatal October 2025 Explosions at Accurate Energetic Systems in McEwen, Tennessee

The U.S. Chemical Safety Board (CSB) has issued a significant investigation update regarding the fatal October 2025 explosions at an explosives manufacturing facility in Tennessee. Operators in the energetic materials and high-hazard chemical sectors should prepare for heightened scrutiny of process safety management (PSM) programs and equipment design as the CSB moves toward formal safety recommendations.

18 Mar 2026, 16:05csb.govUnited States

California CalEPA Approves Amendments To CalARP Program 4 Refinery Regulations

CalEPA has finalized amendments to the CalARP Program 4 regulations, introducing new requirements for hazard control analysis and employee participation at petroleum refineries. Impacted facilities should review updated Hierarchy of Hazard Control Analysis (HCA) protocols and prepare for increased regulatory scrutiny of process safety management systems.

9 Mar 2026, 14:43files.ceqanet.lci.ca.govUnited States

US CSB Issues Final Investigation Report on Dow Plaquemine Ethylene Oxide Explosion and Release

The US CSB has finalized its investigation into the 2023 Dow Plaquemine ethylene oxide explosion, citing critical failures in vessel closure and inerting procedures. Manufacturers should review process safety management and anticipate updated industry standards for confined space entry and pressure-relief systems.

4 Mar 2026, 16:29csb.govUnited States

US EPA Proposes Delegation of Clean Air Act Risk Management Program for Missouri Agricultural Anhydrous Ammonia Facilities

The US EPA is proposing to delegate Risk Management Program (RMP) enforcement for agricultural anhydrous ammonia facilities to Missouri state authorities. Affected fertilizer operations should prepare for a shift in primary regulatory oversight and enforcement from federal to state level, while maintaining compliance with existing federal RMP standards.

4 Mar 2026, 16:29federalregister.govUnited States

US EPA Proposes Partial Delegation of Clean Air Act Section 112(r) Risk Management Program to Missouri

The US EPA proposes delegating Risk Management Program (RMP) authority for agricultural anhydrous ammonia facilities to Missouri, with comments due by March 30, 2026. Affected operators must prepare for a shift to state-led inspections and enforcement while ensuring technical alignment with Missouri’s specific engineering standards for ammonia storage.

3 Mar 2026, 09:57federalregister.govUnited States

US CSB Releases Final Investigation Report on Fatal Hydrogen Sulfide Release at PEMEX Deer Park Refinery (Texas)

The US CSB has finalized its investigation into the fatal 2024 hydrogen sulfide release at the PEMEX Deer Park refinery, citing critical failures in equipment identification and contractor management. The findings signal a push for standardized equipment marking and stricter conduct-of-operations, requiring operators to tighten work permitting and hazard communication for high-risk maintenance.

27 Feb 2026, 15:34csb.govUnited States

US EPA Proposes “Common Sense Approach” Amendments to Clean Air Act Risk Management Program

The US EPA proposed a "Common Sense Approach" rule in February 2026 to roll back several stringent Risk Management Program (RMP) requirements introduced in 2024. If finalized, this deregulatory shift will significantly reduce compliance burdens for chemical and refining sectors by rescinding mandatory safer technology implementations and narrowing third-party audit triggers.

27 Feb 2026, 14:53federalregister.govUnited States

U.S. Chemical Safety Board Releases Volume 4 of Incident Reports

The U.S. Chemical Safety Board (CSB) released Volume 4 of its Incident Reports in February 2026, detailing 13 major chemical accidents and identifying systemic failures in equipment opening and confined space safety. These findings signal increased regulatory scrutiny on process safety management (PSM) and maintenance protocols, necessitating a review of internal safety procedures to mitigate operational and liability risks.

19 Feb 2026, 12:49csb.govUnited States

US EPA ANPRM on Clean Water Act Hazardous Substance Facility Response Plans Rule Reconsideration

The US EPA has initiated a reconsideration of the 2024 Clean Water Act hazardous substance facility response plan (FRP) rule, with a public comment period closing in March 2026. This review suggests a shift toward simplifying compliance for industrial facilities by potentially introducing de minimis thresholds and clearer applicability criteria for spill response planning.

18 Feb 2026, 20:46federalregister.govUnited States

US Chemical Safety Board Opens Investigation Into Fatal Incident at Woodland Pulp Facility in Baileyville, Maine

The US Chemical Safety Board (CSB) has launched a formal investigation into a fatal hydrogen sulfide release at a Maine pulp facility that occurred in January 2026. This investigation signals heightened federal scrutiny of process safety management (PSM) and chemical handling protocols, particularly regarding unintended chemical reactions in industrial waste systems.

17 Feb 2026, 14:25csb.govUnited States

US EPA Proposes 'Common Sense Approach to Chemical Accident Prevention' RMP Revisions; ACC Welcomes Rule

The US EPA has proposed revisions to the Risk Management Program (RMP) to streamline accident prevention requirements and reduce regulatory burdens for facilities handling hazardous substances. This shift toward a performance-based approach offers a strategic opportunity for industry to influence simplified compliance obligations and better align regulatory oversight with existing safety programs.

17 Feb 2026, 14:13epa.govUnited States

US Congress Introduces H.R. 7384 To Prohibit Hydrogen Fluoride Use At Petroleum Refineries

A new US House bill (H.R. 7384) proposes amending TSCA to ban the use of hydrogen fluoride at petroleum refineries. If enacted, this would force a significant shift in refining processes, requiring operators to invest in alternative alkylation technologies and manage the associated transition risks.

10 Feb 2026, 06:33congress.govUnited States

US EPA Finalises Clean Air Act Settlement Over Anhydrous Ammonia Risks At Springfield, Massachusetts Meat Processing Facility

The US EPA finalized a $138,506 settlement for Clean Air Act violations involving anhydrous ammonia refrigeration safety at a Massachusetts food processing facility. This enforcement signals intensified scrutiny of the General Duty Clause and chemical accident prevention standards, particularly for operations located near sensitive community receptors.

17 Jan 2026, 18:25epa.govUnited States

US EPA Reaches $1.1 Million Clean Air Act Settlement with Home Market Foods Over 2022 Ammonia Release in Massachusetts

The US EPA has finalized a $1.1 million settlement with a food processor following a fatal ammonia release and multiple Clean Air Act risk management failures. This enforcement underscores the high cost of non-compliance with chemical accident prevention standards and the critical necessity of robust emergency reporting protocols.

17 Jan 2026, 14:12epa.govUnited States

US House Bill Would Bar EPA From Changing Chemical Disaster RMP Rule Until 2029

Proposed US legislation would prohibit the EPA from revising or replacing the 2024 Risk Management Program (RMP) final rule until January 2029. This move aims to provide long-term regulatory stability for industrial facilities by locking in current chemical accident prevention standards and preventing administrative rollbacks.

6 Jan 2026, 08:27govinfo.govUnited States

EPA Settles with Delta Packing for Clean Air Act and EPCRA Violations

The EPA has secured a significant settlement against a California facility for Clean Air Act and EPCRA violations following a fatal anhydrous ammonia release. This enforcement action signals intensified regulatory scrutiny on Risk Management Programs and chemical inventory reporting, requiring firms to prioritize process safety and emergency coordination to avoid severe financial and reputational penalties.

15 Dec 2025, 15:41epa.govUnited States

Chemical Fire Burns For Hours at Newburgh Manufacturing Facility

A major chemical fire involving magnesium at an Indiana manufacturing facility in September 2025 triggered prolonged emergency responses and federal environmental monitoring. This incident highlights the significant operational and reputational risks of reactive metal processing, likely driving increased regulatory scrutiny of process safety and emergency preparedness.

17 Sept 2025, 09:03wishtv.comUnited States

Three HF Incidents at Honeywell Geismar Prompt Major Safety Recommendations

The US Chemical Safety Board has issued its final report on fatal hydrogen fluoride incidents, recommending a formal EPA reassessment of the substance under TSCA. This move signals potential new federal restrictions or risk management requirements for HF, requiring industrial operators to prioritize process safety and mechanical integrity audits.

1 Jun 2025, 08:52csb.govUnited States

Launch of Incident Reporting Data – U.S. Chemical Safety Board Initiative

The U.S. Chemical Safety Board has launched a new public incident reporting database detailing serious chemical accidents reported since 2020. Increased transparency into accidental releases will likely drive stricter enforcement of process safety management and heighten reputational risks for industrial operators.

16 Jan 2025, 10:04csb.govUnited States