EPA Proposed Changes to NESHAP Subparts HH & HHH Part 3: LDAR Technologies, MACT Updates, and Compliance Timelines
On April 22, 2026, the U.S. Environmental Protection Agency (EPA) proposed updates to the National Emission Standards for…
Technical Articles
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2026 Interim Guidance on the Destruction and Disposal of PFAS
The United States Environmental Protection Agency (EPA) has released a 2026 update to its Interim Guidance on the…
EPA Proposed Changes to NESHAP Subparts HH & HHH Part 2: Source Classification, Permitting, and Compliance
On April 22, 2026, the U.S. Environmental Protection Agency (EPA) proposed updates to the National Emission Standards for…
Transportation Digital Infrastructure: USDOT Key Focus Areas
Transportation Digital Infrastructure (TDI) is entering a new era of advancement; the industry is transitioning from…
EPA Releases List of Expiring TSCA Confidential Business Information Claims
Companies with Toxic Substances Control Act (TSCA) Confidential Business Information (CBI) claims may soon face approaching…
EPA Proposed Changes to NESHAP Subparts HH & HHH Part 1: Key Changes, Compliance, and Comment Deadlines
On April 22, 2026, the US Environmental Protection Agency (EPA) proposed updates to the National Emission Standards for…
Colorado Regulation 7 Update April 2026: EG OOOOc Alignment and GHG Intensity Timeline Changes
Key Updates Colorado adopted an April 2026 revision to Regulation Number 7, Control of Emissions from Oil and Gas…
EPA Proposal Would Keep Utah’s Uintah Basin Ozone Area in Marginal Nonattainment (2015 Ozone NAAQS)
On April 23rd, 2026, The US Environmental Protection Agency (EPA) proposed to reconsider and repeal its December 2024…
New Mexico’s AFFF Rule Extends Beyond Foam Inventory
New Mexico has adopted rules for intentionally added per- and polyfluoroalkyl substances (PFAS) in aqueous film-forming foam…
Legacy Wells, Saltwater Disposal, and the Path Forward for Class VI Carbon Storage in Mature Basins
For Class VI project developers evaluating carbon storage in mature oil-and-gas basins, two legacy conditions can materially…
How State-Level PFAS Regulations are Progressing in 2026
VIew PFAS legislation by state MAP Federal per- and polyfluoroalkyl substances (PFAS) regulatory activity has slowed since…
ISO 14001:2026 Environmental Management System (EMS) Update — Revisions from ISO 14001:2015
ISO 14001: 2026 is the upcoming update to the global environmental management system (EMS) standard. This update…