Group Against Smog & Pollution

GASP joined residents and fellow clean air advocates at a public hearing in Clairton Wednesday night to tell the Allegheny County Health...

The Allegheny County Health Department (ACHD) Tuesday morning issued a Mon Valley Air Pollution Warning for Tuesday and all of Wednesday....

The Allegheny County Board of Health meeting’s public comment period Wednesday was dominated by residents who expressed their concern...

It was the second such exceedance of the year at that air quality monitor, according to preliminary data. As a reminder, H2S...

Longtime Clairton resident Art Thomas didn’t mince words Wednesday when he spoke before the Allegheny County Board of Health, telling...

Well, that didn’t take long: The first exceedance of Pennsylvania’s 24-hour average hydrogen sulfide (H2S) standard is already in the...

That makes 48 days so far this year that H2S levels exceeded the air quality standard at the Liberty monitor. There have been 17 other...

Breathe Project in responding to bombshell media reports published in Allegheny Front and Public Source Friday analyzing court documents...

Allegheny County Health Department (ACHD) announced in a press release Tuesday that, for the first time in its history, all air quality...

Stay-at-home orders issued by local and state governments this spring have led to more people working and taking classes from home, which...

In fact the air quality was poor enough that the 24-hour average Hydrogen Sulfide (H2S) level at the Liberty monitor exceeded the state...

County Executive Rich Fitzgerald announced in a press release Friday that Dr. Karen Hacker, director of the Allegheny County Health...

Typical raw coke oven gas is largely hydrogen (52 percent-59 percent) and methane (26 percent-33 percent) but among other minor...