top of page

Watchdog Report: Another Hydrogen Sulfide Exceedance – 13th of the Year – Noted Thursday
If you live in the Liberty-Clairton area and were greeted by a foul odor when you opened your windows or walked outside, the culprit was...
May 7, 20201 min read

UPDATED: Liberty-Clairton Area Again Tops List for Worst Air Quality, Another H2S Exceedance Noted
In fact the air quality was poor enough that the 24-hour average Hydrogen Sulfide (H2S) level at the Liberty monitor exceeded the state...
Mar 9, 20201 min read

Liberty-Clairton Again Tops U.S. List of Places with Worst Air Quality; H2S Standard Again Exceeded
Folks in the Liberty-Clairton area on Monday again endured some of the worst air quality in the nation, according to AirNow.gov, a U.S....
Mar 2, 20201 min read


UPDATED: Unhealthy Air Quality in Liberty-Clairton Underscores Need for Stricter Regs, Proactive Com
UPDATE: Allegheny County Health Department’s Air Quality Program Monday evening issued this air quality update through the county’s...
Feb 24, 20204 min read


Thursday Marked 6 Days of PM2.5, 7 Days of H2S Exceedances at ACHD's Air Quality Monitor in Liberty
In addition to spiked levels of fine particulate matter, sulfur dioxide (SO2) was also elevated, hitting 71 ppb Thursday night, just shy...
Dec 27, 20192 min read

Your Year-End Charitable Donation to GASP Will Help Fund 2020 Air Quality Advocacy, Education &
Dear Fellow Breather, We’re nearing the end of a banner year here at the Group Against Smog and Pollution. We celebrated our golden...
Dec 19, 20194 min read


GASP & Patagonia Pittsburgh Team Up to Get the Word Out About H2S Pollution, Petition
The Group Against Smog and Pollution (GASP) is teaming up with Patagonia Pittsburgh to let people know: It’s well past time we do...
Nov 25, 20192 min read


Last Call: Sign Our Petition to Tell ACHD, “We Gotta Do Something About This Rotten Egg Odor”
Over the past few months, GASP has collected hundreds of signatures for our petition urging the Allegheny County Health Department to...
Oct 24, 20191 min read


Join GASP in Telling ACHD: Enough with the Rotten Egg Odor—It’s Time to Meet the H2S Standard!
Girl covers nose with hand showing that something stinks isolated on gray background Sad but true: Waking up in the middle of the night...
Aug 27, 20191 min read


Health Department Tracks Down Source of Rotten Egg Hydrogen Sulfide Emissions
A year ago GASP began urging the Allegheny County Health Department (ACHD) to do more to eliminate violations of the County’s hydrogen...
Sep 26, 20183 min read
bottom of page