USEPA’s May 18, 2022, Regional Screening Level (RSL) update included the anion and acid forms of several per- and polyfluoroalkyl substances (PFAS), providing residential and industrial soil screening levels; soil screening levels for protection of groundwater; and tapwater screening levels. 14 PFAS included in USEPA RSL Update ammonium perfluoro-2-methyl-3-oxahexanoate hexafluoropropylene oxide dimer acid (HFPO-DA) (aka, […]
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Storms and Safe Rooms and BARAs … Oh My!
Dorothy got swept up in a twister and transported to the land of Oz, but we all know we wouldn’t be so lucky. Watching the weather channel this time of year is enough to make anyone in a tornado-prone area consider building a safe place at their home. But we can’t all build a storm […]
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EnSafe’s PFAS expert, Dr. Ioana Petrisor, to Address Complexities of PFAS Fingerprinting Investigative Techniques
EnSafe’s very own PFAS expert Dr. Ioana Petrisor will be speaking at the 2022 AEHS Conference on Soil, Water, Energy, and Air, which takes place virtually this year. Her talk, Challenges and Advances in Per- and Polyfluoroalkyl Substances (PFAS) Fingerprinting, is scheduled for March 17 at 8:30 AM Pacific time (11:30 AM EST), and will […]
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Life Safety Basics for Business and Industrial Occupancies (Part 2)
If you missed Part 1 of this article, which covered design and operating features, regulations, and assessment recommendations, check it out here. In Part 2, let’s take a deeper dive into eight key features of life safety for business and industrial occupancies that we commonly see in buildings: Number of Exits Travel Distances to Exits […]
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EPA Adds 1-bromopropane to Clean Air Act HAP List
Ever-changing regulations certainly keep engineers on their toes and companies scrambling to remain in compliance. The latest example is the addition of 1-bromopropane (1-BP), also known as nPB, to the Clean Air Act (CAA) List of Hazardous Air Pollutants (HAP). Which industries are impacted by 1-BP’s addition to the CAA HAP? The chemical is a […]
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