Group Against Smog & Pollution

Editor’s Note: This story was updated at 3:51 p.m. Monday to include today’s exceedances at the Liberty and North Braddock air quality monitors. High concentrations of hydrogen sulfide (H2S) in the Mon Valley led to exceedances of the state standard on Saturday and Monday at the Allegheny County Health Department’s air quality monitoring sites in Liberty and North Braddock. For the uninitiated: Hydrogen sulfide is a colorless gas most commonly recognized by its “rotten egg” s

The Allegheny County Health Department (ACHD) on Monday made public its finalized settlement agreement with U.S. Steel, giving residents the first look at details of an associated $2.46 million community trust. The nine-page document, dated Jan. 30, clarifies several details related to the trust, the communities it benefits, who will serve on a board overseeing it, and how meetings will be conducted and projects selected for funding. GASP in July submitted formal comments reg

A year ago GASP began urging the Allegheny County Health Department (ACHD) to do more to eliminate violations of the County’s hydrogen sulfide (H2S) standard and the offensive rotten egg odors that go along with those violations. GASP documented that the H2S standard has been violated on average more than 50 times a year, over the past six years, according to readings from the Liberty Borough monitor in the Mon Valley. At the ACHD Air Quality Program Criteria Pollutant/Air Mo