Mon Valley Air Pollution Warning

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Air Pollution, Stench Pummels Mon Valley Over Holiday Period

Last week was one of excess for those in and around the Mon Valley, but not for the Thanksgiving-related reasons you might think: sadly,...

UPDATED: Unhealthy Air Quality Returns to Mon Valley with More of the Same Expected Thursday

UPDATE #2 (4:31 p.m. Wednesday, Nov. 22): The state Department of Environmental Protection on Wednesday afternoon declared Thursday, Nov....

GASP to Board of Health: Time to Review & Adjust Mon Valley Episode Rule, Take Action on H2S is NOW

GASP joined residents and fellow advocates Wednesday to tell the Allegheny County Board of Health that October’s abysmal air quality is...

Air pollution has long been an environmental and public health concern in the Mon Valley, and a spate of recent research studies have...

Allegheny Co. Health Dept. Issues Mon Valley Air Pollution Warning as PM2.5 Concentrations Spike

Allegheny County Health Department (ACHD) Sunday morning issued a Mon Valley Air Pollution Warning.

UPDATED: Allegheny County Council Votes Unanimously to Approve Mon Valley Air Pollution Episodic Reg

Allegheny County Council on Tuesday voted unanimously to approve a long-sought Mon Valley Air Pollution Episode rules.

Mon Valley Experiences Multi-Day Bad-Air Episode, Two More Air Quality Exceedances

It was a rough weekend of air quality for Mon Valley, which experienced another days-long bad-air episode &two more air quality exceedances.

Long-Sought Episodic Weather Regulations Approved for Public Comment

The Allegheny Co. Board of Health on Wednesday voted unanimously to approve long-sought episodic weather regs go out for public comment.

Allegheny Co. Health Dept. Issues Mon Valley Air Pollution Warning; Yet Another H2 Exceedance Noted

Allegheny County Health Department on Saturday morning issued a Mon Valley Air Pollution Warning through its Allegheny Alerts system.