Four communities in Kern County are targeted for mobile air-quality monitoring vehicles that will collect pollution data, ...

The U.S. Air Quality Index (AQI) is the Environmental Protection Agency’s tool for reporting outdoor air quality and health.

SAN FRANCISCO (KRON) –The Bay Area Air District announced on Wednesday that its board of directors has approved $4 million in ...

The Bay Area Air District has extended an air quality advisory through Thursday because of wildfire smoke coming from Canada.

Air quality board will vote Friday on targets and fees that aim to phase out water heaters and furnaces powered by natural ...

The air quality district issued its first Spare the Air alert for the Bay Area of the year on Friday due to smog levels, ...

Air quality alerts advising people to stay indoors were issued earlier in the week and lasted through part of Wednesday ...

Smoke from Canada wildfires drifted over Northern California on Monday morning and could add a slight orange tint to the sky through Tuesday. A low-pressure system cut off from the storm track was ...

While the 2022-24 result remains to be certified by the U.S. Environmental Protection Agency, it has been accepted by the California ... Quality Coalition said in a news release Friday the air ...

And conditions are not likely to improve as the week goes on, said John Waldrop, Shasta County Air Quality District manager ... in the air mass over Northern California that it's going take ...

Dust and ash left behind from the wildfires that have devoured tens of thousands of acres across Southern California ... The South Coast Air Quality Management District (AQMD) warns that because ...