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EPA Restores Title V Affirmative Defense Protections

By Environmental Engineering / August 8, 2026 /

June 1, 2026 EPA reinstated the emergency affirmative defense after withdrawing its 2023 rule. The withdrawal restores longstanding emergency-related affirmative defense provisions in EPA’s Title V operating permit program, protecting regulated entities from claims of noncompliance with technology-based emission limits during qualifying emergencies. Key Takeaways Practical Impact on Facilities The reinstated defense gives facilities renewed…

PFAS: The Forever Chemicals

By pwsadmin / September 7, 2022 / Comments Off on PFAS: The Forever Chemicals

PFAS chemicals are a class of chemicals used to make products grease proof, waterproof, stick-proof, and stain-resistant. They are added to: Food Packaging: pizza boxes, food wrappers, take out containers, microwave popcorn bags, disposable trays, and bakery bags; Non-stick pans (Teflon) Firefighting foam Carpets, rugs, furniture textiles, window treatments, car seats Stain-proof and waterproof clothing…

DENTAL AMALGAM EFFLUENT GUIDELINES

By pwsadmin / October 6, 2021 / Comments Off on DENTAL AMALGAM EFFLUENT GUIDELINES

EPA is proposing technology-based pre-treatment standards for discharges of pollutants into publicly owned treatment works (POTWs) from certain existing and new dental practices. The proposal would require such dentists to comply with requirements for controlling the discharge of dental amalgam pollutants into POTWs. The requirements are based on the best available technology or best available…

OSHA ISSUES FINAL RULE ON WORKERS’ EXPOSURE TO RESPIRABLE CRYSTALLINE SILICA

By pwsadmin / July 7, 2021 / Comments Off on OSHA ISSUES FINAL RULE ON WORKERS’ EXPOSURE TO RESPIRABLE CRYSTALLINE SILICA

The Occupational Safety and Health Administration (OSHA) has issued a final rule to curb lung cancer, silicosis, chronic obstructive pulmonary disease and kidney disease in America’s workers by limiting their exposure to respirable crystalline silica. The rule is comprised of two standards, one for Construction and one for General Industry and Maritime. About 2.3 million…

FORMALDEHYDE EMISSIONS STANDARDS

By pwsadmin / June 10, 2021 / Comments Off on FORMALDEHYDE EMISSIONS STANDARDS

EPA published two proposed rules on formaldehyde in composite wood products: Formaldehyde Emissions Standards for Composite Wood Products and Third-Party Certification Framework for the Formaldehyde Standards for Composite Wood Products. On June 10, 2013, EPA published two proposed rules on formaldehyde in composite wood products: Formaldehyde Emissions Standards for Composite Wood Products and Third-Party Certification…

PROPOSED NEW RULE – RESTRICTIONS ON TRICHLOROETHYLENE (TCE) IN VAPOR DEGREASING AND METHYLENE CHLORIDE AND N-METHYLPYRROLIDONE (NMP) IN PAINT AND COATING REMOVAL

By pwsadmin / April 18, 2021 / Comments Off on PROPOSED NEW RULE – RESTRICTIONS ON TRICHLOROETHYLENE (TCE) IN VAPOR DEGREASING AND METHYLENE CHLORIDE AND N-METHYLPYRROLIDONE (NMP) IN PAINT AND COATING REMOVAL

The comment period is extended till May 19. 2017.. The proposed Rule: Trichloroethylene (TCE) Trichloroethylene (TCE) is a volatile organic compound widely used in industrial and commercial processes and has some limited uses in consumer and commercial products. EPA identified significant health risks associated with TCE use in aerosol degreasing and for spot cleaning in…

TOXICS RELEASE INVENTORY (TRI) PROGRAM TRI REPORTING DEADLINE – JULY 1, 2016

By pwsadmin / March 21, 2021 / Comments Off on TOXICS RELEASE INVENTORY (TRI) PROGRAM TRI REPORTING DEADLINE – JULY 1, 2016

Changes to the TRI Chemical List for RY 2015 EPA added 1-bromopropaneto the TRI chemical list in November 2015. Facilities that meet TRI reporting thresholds for 1-bromopropane should begin collecting release information on January 1, 2016 (reporting forms due July 1, 2017). EPA added a nonylphenol categoryto the TRI chemical list in September 2014. The first reporting forms for…

EPA PROPOSES HAZARDOUS WASTE GENERATOR IMPROVEMENTS RULE

By pwsadmin / March 21, 2021 / Comments Off on EPA PROPOSES HAZARDOUS WASTE GENERATOR IMPROVEMENTS RULE

Two key provisions where EPA is proposing flexibility are: Allowing a hazardous waste generator to avoid increased burden of a higher generator status when generating episodic waste provided the episodic waste is properly managed and Allowing a conditionally exempt small quantity generator (CESQG) to send its hazardous waste to a large quantity generator under control…

EPA PROPOSES CHANGES TO THE RISK MANAGEMENT PROGRAM (RMP) RULE

By pwsadmin / March 21, 2021 / Comments Off on EPA PROPOSES CHANGES TO THE RISK MANAGEMENT PROGRAM (RMP) RULE

The U.S. Environmental Protection Agency (EPA) is proposing to amend the Accidental Release Prevention Requirements of Risk Management Programs (RMP) under the Clean Air Act, Section 112(r)(7). The proposed revisions include several changes to the accident prevention program requirements, including: An additional requirement for the process hazard analysis (PHA) required for Program 3 processes, Enhancements…

EPA ISSUES EXTENSION TO GREENHOUSE GAS REPORTING DEADLINE

By pwsadmin / March 17, 2021 / Comments Off on EPA ISSUES EXTENSION TO GREENHOUSE GAS REPORTING DEADLINE

WASHINGTON – The U.S. Environmental Protection Agency has issued a final rule that extends the deadline for reporting 2010 data under the Greenhouse Gas (GHG) Reporting Program to September 30, 2011.  The original deadline was March 31, 2011. EPA previously announced its intent to extend the deadline on March 1, 2011. Under the GHG Reporting Program…