U.S. EPA Processes Renewable Fuel Standard Small Refinery Exemption Backlog
Posted: November 6th, 2025
Under the Energy Policy Act of 2005, the Renewable Fuel Standard (RFS) requires that all transportation fuel contain at least a minimum volume of renewable fuels to reduce greenhouse gas emissions. Since its establishment, enforcement of RFS has varied greatly, […]
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EHS Considerations in the Paperboard Converting Industry
Posted: October 23rd, 2025
While the process of converting paperboard into corrugated sheets and containers seems rather straightforward, there are a wide array of environmental, health, and safety (EHS) challenges faced when manufacturing these products. As experts in both the converting process and EHS […]
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D.C Circuit Court Restores Title V Affirmative Defense
Posted: October 9th, 2025
In a September 5, 2025 decision, the D.C. Circuit reinstated the affirmative defense provisions under Title V operating permits. The court found that the July 1, 2023 rule, which removed the affirmative defense provisions from Title V permits, was arbitrary […]
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Novel Approach Included in U.S. EPA’s Recent Secondary Lead Smelting Proposal
Posted: October 9th, 2025
On October 1, 2025, the U.S. Environmental Protection Agency (U.S. EPA) proposed amendments to the National Emission Standards for Hazardous Air Pollutants (NESHAP) for the Secondary Lead Smelting source category (40 CFR Part 63, Subpart X). The proposal addresses multiple […]
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Recent Electronic Reporting Updates
Posted: October 9th, 2025
Stay up-to-date with the latest changes to the United States Environmental Protection Agency’s (U.S. EPA) Compliance and Emissions Data Reporting Interface (CEDRI) and the Electronic Reporting Tool (ERT). The following updates are important to keep in mind as you submit […]
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Recent New Source Review Guidance Updates
Posted: October 2nd, 2025
In September 2025, the U.S. Environmental Protection Agency (U.S. EPA) issued three new guidance memoranda on New Source Review (NSR) topics: begin actual construction, projected actual emissions, and reactivation. The three memos are posted on U.S. EPA’s NSR policy and […]
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SCAQMD Rule 1157 – Particulate Standards for Aggregate and Related Operations
Posted: September 25th, 2025
South Coast Air Quality Management District (SCAQMD) of California adopted Rule 1157 in 2005 and amended it in 2008, with the purpose of reducing PM10 emissions from aggregate and related operations. The rule defines “aggregate operations” as operations that produce […]
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U.S. EPA Extends Compliance Deadlines for Oil and Natural Gas Sector
Posted: September 18th, 2025
On July 31, 2025, the United States Environmental Protection Agency (U.S. EPA) issued an interim final rule to extend compliance deadlines established for crude oil and natural gas facilities that are subject to the provisions of […]
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Who is SCAQMD and Why Industrial Facilities Should Care
Posted: September 11th, 2025
Every industrial facility in the Greater Los Angeles Area is touched by South Coast Air Quality Management District (SCAQMD or District) rules, and with dozens of regulations and permitting requirements, it can be difficult to see the full picture of […]
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South Coast AQMD Proposed Amended Rule 1107: Key Updates and What You Need to Know
Posted: August 21st, 2025
The South Coast Air Quality Management District (AQMD) is proposing to phase out the use of para-ChloroBenzotrifluoride (pCBtF) and tertiary-Butyl Acetate (t-BAc) in metal coating operations regulated under Rule 1107, with a final prohibition date of July 1, 2029. The […]
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