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New ozone standard will disproportionately impact the intermountain west

USA - November 6 2015 On October 1, 2015, EPA finalized the new primary National Ambient Air Quality Standard (NAAQS) for Ozone at 70 parts per billion (ppb); the new...

Emily C. Schilling, Amanda Smith.


EPA's lower Ozone standard will disproportionately impact the Intermountain West

USA - October 5 2015 On October 1, 2015, EPA finalized the new primary National Ambient Air Quality Standard (NAAQS) for Ozone at 70 parts per billion (ppb), which is...

Emily C. Schilling, Amanda Smith.


EPA proposes more stringent ozone NAAQS of 65-70 ppb

USA - November 26 2014 Today EPA released a proposed primary National Ambient Air Quality Standard (NAAQS) for Ozone of 65-70 parts per billion (ppb) (annual fourth...

Emily C. Schilling.