EPA Designates PFOS and PFOA as CERCLA Hazardous Substances
On April 19, 2024, the US EPA announced the final designation of two PFAS compounds, PFOA and PFOS, as hazardous substances…
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Delve Articles
How EPA’s Super Emitter Program Affects Oil & Gas Facilities
With nearly half of methane emissions stemming from a small fraction of sources in the oil & gas industry, we dive into…
PFAS Analytical Method 1633: The Next Generation of PFAS Sampling & Analysis
Learn about the recent advancements in PFAS analytical methods including Method 1633 and other recent methods developed to…
Fenceline Monitoring Compliance: Overcoming 9 Challenges in Data Collection and Management
As the EPA HON rule deadline for proposed requirements rapidly approaches, let’s dive into the challenges that facilities…
EPA Proposes to List 9 PFAS as RCRA Hazardous Constituents
The US EPA has proposed listing 5 additional PFAS (PFNA, PFHxS, PFDA, PFHxA, PFBA) as Hazardous Constituents under Resource…
EPA Issues Update on PFAS Strategic Roadmap
The EPA has published the 2023 Annual Progress Report (2023-APR) to provide updates on the progress made in implementing the…
In First Update Since ’87, EPA Proposes New Source Performance Standards for Volatile Organic Liquid
We review key changes included in EPA’s proposed NSPS Subpart Kc.
EPA’s New 2030 Vision, Mission, and Goals for RCRA Corrective Action
On September 1, 2020, the U.S. Environmental Protection Agency (EPA) released the new 2030 Vision, Mission, and…
California Releases Long-Awaited Vapor Intrusion Guidance
California released its Final Draft Supplemental Guidance: Screening and Evaluating Vapor Intrusion. Learn more about key…
Proposed PFAS MCLs and MCLGs Are Here
EPA released draft MCLs & MCLGs for six types of PFAS, including PFOA & PFOS. Learn more about the proposed limits.
How Sustainability Assessments Create Win-Win Scenarios in Site Remediation
Sustainability assessments are key to successful sustainable remediation. See how they help sites maximize remediation…
Top 5 Considerations for Moving your Environmental Data from Paper to Digital
Top 5 considerations when moving from paper-based environmental data collection to digital environmental data collection,…
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