Tag Archives: “ambient air”

EPA Revises Its Policy on “Ambient Air” — Is It Nefarious or Common Sense?

EPA Administrator Wheeler has distributed a “Revised Policy on Exclusions from ‘Ambient Air’”.  Here’s the short version.  EPA has long defined “ambient air” as outside air “to which the general public has access.”

EPA’s policy has been to require the regulated community to satisfy two criteria to invoke an exclusion.  First, the regulated entity must have legal control over the land. … More