No Surprise: U.S. Steel Appeals Allegheny County Health Department $1.8M Enforcement Order Over H2S
As expected, the infamously-litigious U.S. Steel Corp. has appealed a March 7 Allegheny County Health Department enforcement order for...
top of page
Blog Against Smog
- Mar 7, 2022
<UPDATED> No More Excuses for U.S. Steel: ACHD Finds Clairton Coke Works “Entirely” Responsibl
Editor’s Note: The Allegheny County Health Department today in a press release announced that it has fined U.S. Steel more than $1.8...
- Mar 3, 2022
Time Running Out to Speak Out About U.S. Steel Clairton Coke Works’ Draft Air Quality Permit
The deadline to weigh in on the draft air quality permit for U.S. Steel’s Clairton Coke Works is quickly approaching, and it’s so...
- Feb 22, 2022
<UPDATED> More H2S Exceedances at Liberty, Mon Valley Residents Report Stench
Editor’s Note: This blog was updated at 10:35 a.m. Feb. 23 to include an updated H2S chart. Users of CMU CreateLab’s crowd-sourcing app...
- Feb 17, 2022
Unhealthy Air, Stench Return as Mon Valley Sees 5th H2S Exceedance of Year, GASP Calls for Answers
Wednesday marked the fifth time so far this year that levels of hydrogen sulfide (AKA H2S, an air pollutant distinguished by its...
- Feb 2, 2022
Allegheny County Health Department Tells U.S. Steel, Others that Mon Valley Air Pollution Mitigation
The Allegheny County Health Department (ACHD) has notified U.S. Steel and other major source polluters that emissions mitigation plans...
- Jan 24, 2022
2022's 4th Exceedance of PA’s H2S Air Quality Standard Noted in Mon Valley; Still No Word from ACHD
Sadly, if you live in the Mon Valley, this likely isn’t news: Air quality was terrible early Saturday, with AirNow.gov showing...
- Jan 13, 2022
Mon Valley Sees 2nd Exceedance of PA Hydrogen Sulfide Air Quality Standard of the Year Wednesday
It was the second such exceedance of the year at that air quality monitor, according to preliminary data. As a reminder, H2S...
- Nov 22, 2021
Weekend Sees Yet Another H2S Exceedance for Mon Valley
Concentrations of the air pollutant known by its rotten-egg odor were high enough to exceed Pennsylvania’s 24-hour average of 0.005 ppm,...
- Nov 18, 2021
Abysmal Air Quality Returns to Mon Valley as Three More H2S Exceedances Noted
The likely culprit? Another day with sky-high concentrations of hydrogen sulfide (called H2S for short, an air pollutant known by its...
- Nov 3, 2021
GASP to Health Officials: You Have a Responsibility to Residents to Do More About Mon Valley Stench,
GASP attended the Allegheny County Board of Health meeting Wednesday to once again request that officials provide an update to the public...
- Jul 27, 2021
The Mon Valley Stinks (Literally): Sky-High H2S Concentrations Cause Air Quality Exceedances
Editor’s Note: This story was updated at 9:25 a.m. on Thursday, July 29 to include additional information about an air quality exceedance...
- Jun 7, 2021
More Unhealthy Air Quality, Exceedances Pervade Mon Valley – Update on H2S Problem Needed
The colorless gas is most commonly recognized by its “rotten egg” odor and concentrations exceeded the Pennsylvania 24-hour average...
- Jun 3, 2021
What You Need to Know About Allegheny County’s Draft Episodic Weather Regulations & How to Make
Editor’s Note: The public comment period for Allegheny County’s draft episodic weather regulations is now closed. Thank you to everyone...
- May 17, 2021
Mon Valley Experiences Multi-Day Bad-Air Episode, Two More Air Quality Exceedances
It was a rough weekend of air quality for the Mon Valley, which experienced another days-long bad-air episode and two more air quality...
- May 4, 2021
Let’s Talk About U.S. Steel’s Decision Not to Invest In the Mon Valley Works
In an “Open Letter to our Pittsburgh Family” company President and Chief Executive Officer David B. Burritt wrote: “U. S. Steel is...
- Apr 19, 2021
Another Weekend, Another H2S Air Quality Exceedance for Mon Valley
The average concentration yesterday was 0.006 ppm, according to preliminary health department data. The state 24-hour standard is 0.005...
- Apr 13, 2021
Air Advisory Committee: Episodic Weather Regulation Ready to Go to Public Comment
GASP Executive Director Rachel Filippini, who is a member of the committee, lauded the affirmative vote. “This was a long time coming,”...
- Apr 9, 2021
Allegheny County Health Department to Begin Sending Mon Valley Air Quality Alerts
The Allegheny County Health Department (ACHD) announced in a press release Friday that, beginning on Monday, April 12, it will begin...
- Apr 6, 2021
National Healthy Schools Day '21 Build Back Better: GASP Joins Call for Clean Air in Every School
Schools urgently need to rebuild better after years of institutional and facility neglect. For two decades, healthy schools advocates...
bottom of page