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All4 Blog

ALL4's blog will keep you up to date on the environmental regulatory happenings of the Federal and State agencies, as well as any of the exciting updates about ALL4 and ALL4's staff.



Houston: Here I Come!!

| Kristin G.

Kristin G. Working for a small (and growing) company can provide one with lots of opportunities, unique experiences, responsibilities, etc. For a consultant who thrives on a fast pace...
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Risk Assessment: Refinery MACT 1 and 2

| John S.

John S. Section 112(f)(2) of the Clean Air Act (CAA) requires the U.S. EPA to determine for source categories subject to Maximum Achievable Control Technology (MACT) standards whether the emission standards provide an ample margin of safety to protect public health...
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