air pollution | StateImpact Pennsylvania Skip Navigation
TAG | air pollution
52 Stories

Pennsylvania environmental group pushing for air quality monitors in Delaware County communities

The monitors are meant to track the amounts of pollutants like ozone, particulate matter, and carbon monoxide in the air. 

By Adriana Delagarza

Updated: July 22, 2022 | 5:09 pm

Penn study: Changing fuel for cement kilns could cut CO2 emissions. But cost is an obstacle

Researchers at the University of Pennsylvania say heavy industry could adopt strategies to cut emissions and capture carbon.

By Adriana Delagarza

Even moderate air pollution in Allegheny County raises ER visits for kids with asthma, study finds

Even moderate amounts of air pollution increase the number of children going to emergency rooms for asthma in Allegheny County, a new study finds. 

By Reid Frazier

In federal court, plaintiffs say US Steel fire, pollution control outage was a ‘complete failure’ 

The plaintiffs are asking a judge to find the company guilty of committing over 12,000 violations of the Clean Air Act, and to order US Steel to ensure the plant will never again go without air pollution controls.

By Reid Frazier

Hearing officer blocks Allegheny County’s new coke oven regulations for US Steel

A clean-air group criticized the county for limiting its own ability to regulate the company.

By Reid Frazier

New report says central Pa. cities had worst air quality in 2020, calls for emissions cuts

PennEnvironment’s “Trouble in the Air” report shows Lancaster had 107 unhealthy air days in 2020, while Harrisburg had 97 and Reading had 82.

By Rachel McDevitt

Proposed natural gas power plant in Washington County asks state to withdraw permits

An environmental group had challenged the company’s air quality permit.

By Reid Frazier

Updated: October 1, 2021 | 3:08 pm

US Steel is trying to block Allegheny County’s new coke oven rules

The company said the county is not “honoring its end of the bargain” struck as part of a 2019 settlement over air pollution violations.

By Reid Frazier

Allegheny County takes aim at air pollution during inversions

US Steel, other industrial companies will submit plans to lower emissions during weather ‘episodes.’

By Reid Frazier

Parts of Pa. got hazy because of intense western wildfires. It could happen more often

As climate change creates conditions that lead to more intense wildfires, Pennsylvania could see more pollution from them.

By Rachel McDevitt
LOAD MORE