PM2.5 NAAQS Lookahead: Revision of the Annual Standard is Imminent
Posted: January 9th, 2024
Another year has gone by and another lookahead article about potential lowering of the particulate matter less than 2.5 microns (PM2.5) National Ambient Air Quality Standard (NAAQS) is front and center. In last year’s lookahead article I wrote about the […]
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EPA Final Rule Addressing NSPS For EAF & AOD Vessels at Steel Plants
Posted: December 21st, 2023
On August 25th, 2023, the United States Environmental Protection Agency (U.S. EPA) promulgated amendments to the Standards of Performance for New Stationary Sources (NSPS) for electric arc furnaces (EAF) and argon-oxygen decarburization (AOD) vessels. This action is in accordance with […]
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Proposed Amendments to National Emission Standards for Hazardous Air Pollutants: Rubber Tire Manufacturing
Posted: December 4th, 2023
On November 16, 2023, the U.S. Environmental Protection Agency (U.S. EPA) published a proposed rule that would establish first time emissions standards for the rubber processing subcategory in the National Emission Standards for Hazardous Air Pollutants (NESHAP) for Rubber Tire […]
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Proposed Amendments to Integrated Iron and Steel Manufacturing MACT Standards
Posted: November 9th, 2023
On July 31, 2023, the U.S. Environmental Protection Agency (EPA) proposed amendments to 40 CFR Part 63, Subpart FFFFF, National Emission Standards for Hazardous Air Pollutants (NESHAP) from Integrated Iron and Steel Manufacturing Facilities (Subpart FFFFF). Subpart FFFFF applies to […]
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Colorado’s GEMM Phase 2 Rule
Posted: November 8th, 2023
The Colorado Department of Public Health and Environment (CDPHE) Air Pollution Control Division (Division) submitted a proposal for Phase 2 of the Greenhouse Gas Emissions and Energy Management for Manufacturing (GEMM) rulemaking (GEMM 2) to the Air Quality Control Commission […]
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HON Fenceline Monitoring – Are You Ready?
Posted: November 2nd, 2023
On April 25, 2023, the U.S. Environmental Protection Agency (U.S. EPA) proposed amendments to the National Emission Standards for Hazardous Air Pollutants (NESHAP) that apply to the Synthetic Organic Chemical Manufacturing Industry (SOCMI), more commonly referred to as the Hazardous […]
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U.S. EPA Hazardous Air Pollutant Permitting Process-Clarifications, Regulatory Updates, and Deadlines
Posted: October 23rd, 2023
U.S. EPA has proposed to amend the General Provisions for National Emission Standards for Hazardous Air Pollutants (NESHAP). The proposed amendments relate to both to applicability and deadlines associated with the addition of a compound to the list of hazardous […]
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Proposed Changes to Storage Tanks New Source Performance Standards
Posted: October 19th, 2023
The U.S. Environmental Protection Agency (U.S. EPA) recently proposed changes to the “Standards of Performance for Volatile Organic Liquid Storage Vessels (Including Petroleum Storage Vessels).” These changes to the New Source Performance Standards (NSPS) include proposed revisions to 40 CFR […]
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Preparing for HON: Lessons Learned from Recent Petrochemical Rulemaking
Posted: October 19th, 2023
On April 25, 2023, the U.S. Environmental Protection Agency (U.S. EPA) proposed revisions to several National Emission Standards for Hazardous Air Pollutants (NESHAP), including 40 CFR Part 63, Subparts F, G, H, and I (referred to as the Hazardous Organic […]
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U.S. EPA’s New List of Enforcement Priorities
Posted: October 9th, 2023
Introduction Every four years, the U.S. Environmental Protection Agency (U.S. EPA) Office of Enforcement and Compliance Assurance (OECA) creates a list of National Enforcement and Compliance Initiatives (NECI). These NECIs are a list of items the OECA intends to focus […]
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