California Releases Long-Awaited Vapor Intrusion Guidance
California released its Final Draft Supplemental Guidance: Screening and Evaluating Vapor Intrusion. Learn more about key…
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Delve Articles
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,…
TRI Reporting: What Natural Gas Processing Plants Need to Know
In November 2021, EPA expanded the list of industrial sectors subject to TRI reporting requirements to include facilities…
Managing PFAS at Oil and Gas Sites
Learn more about how PFAS travels through the environment, the latest regulations, how to handle PFAS sampling orders, and…
EPA PFAS Strategic Roadmap Updates: A Strong Start to 2022
Since introducing its PFAS Strategic Roadmap in October 2021, EPA has made several regulatory advancements regarding PFAS.
Environmental Oversight’s Role During Refinery Turnaround
During refinery turnaround, an environmental oversight team ensures environmental-related matters are well managed, and can…
How NSZD Supports Passive LNAPL Remediation
NSZD can serve as a powerhouse in subsurface LNAPL removal, often exceeding LNAPL mass removal rates of engineered systems…
Proposal to Standardize OGI Survey Protocols Presents Seismic Shift in Burden to the Oil and Gas Industry
Appendix K of EPA’s updates to NSPS provides requirements for monitoring equipment, survey procedures, camera operator…
PFAS Regulations Part 3: Recent Actions Affecting Industry Now, Next Year, and Beyond
In Part 3 of Trihydro’s PFAS article series, we discuss the latest federal developments concerning PFAS in water,…
Bringing Partnership to Portfolio Management
Increasingly, environmental managers are adopting portfolio management for environmental liability sites. Learn more about…
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