We dig into the latest industry insights so you don’t have to. Browse recent articles to catch up on regulatory news, technical updates, and best practices that matter.
Gasoline tanker truck
EPA Proposes Updated Regulations for Gasoline Distribution Source Category
EPA proposes to amend NESHAP Subpart R and Subpart BBBBBB, and further proposes to amend NSPS Subpart XX.
Jay Christopher
Water treatment plant aerial shot
EPA Announces New Health Advisory Levels for PFAS + $1B in Funding
The EPA announced new interim health advisory (HA) levels for PFOA/PFOS, final HAs for GenX chemicals and PFBS, and $1 billion in grant funding for PFAS challenges.
Mitch Olson, PhD, PE
Refinery at night
Managing PFAS at Oil & Gas Sites
Learn more about how PFAS travels through the environment, the latest regulations, how to handle PFAS sampling orders, and AFFF management considerations.
Mitch Olson, PhD, PE
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Stream Quantification Tool — A Quantitative Approach to Stream Mitigation
A spreadsheet-based calculator, called the Stream Quantification Tool (SQT), is steadily being adopted for CWA 404 permitting projects to quantify stream impacts and inform mitigation measures.
Jill Pehl, PE
Chrysotile Asbestos
EPA Exercises Reformed TSCA to Initiate Asbestos Ban
On April 5, 2022, EPA proposed a new ban on asbestos. The proposal represents the first time EPA has exercised the regulatory framework established in 2016 under the Reformed TSCA.
Andrew Pawlisz, DABT
Exploring Carbon Reduction through CCUS Projects & Class VI UIC Wells
Exploring carbon capture, utilization, and storage (CCUS) projects, Class VI Underground Injection Control (UIC) carbon sequestration well permitting, and tax credits incentivizing CO2 reduction.
Brad Pekas, PE, PG
Women reviewing binder of papers
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.
Andrew Pawlisz, DABT
Methane OOOOb
EPA's Proposed Methane Standards: What Should You Be Doing Now to Get Ready?
NSPS OOOOb requirements are expected in late 2022 or early 2023. Trihydro outlines six ways affected facilities can prepare for new methane standards.
Jay Christopher
Refinery turnaround
Environmental Oversight's Role During Refinery Turnaround
During refinery turnaround, an environmental oversight team ensures environmental-related matters are well managed, and can play many secondary roles to support big-picture needs.
Proposed Appendix K: Recordkeeping
We explore proposed optical gas imaging (OGI) recordkeeping requirements established in proposed changes to New Source Performance Standards (NSPS) Appendix K.
Jeremy Sell, PE
Dan Wood

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