An air quality alert was issued on Tuesday at 5:03 a.m. for Josephine County.

The Commission for Air Quality Management has lifted Stage-III restrictions of the Graded Response Action Plan in Delhi and ...

Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

Weather conditions are trapping smoke and other air pollutants near the ground where people breathe, officials said.

Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...

Unlike typical wildfires, smoke from the L.A. fires — consisting of toxic materials from burned down homes, cars, and more — poses additional risks to public health.

All implementing agencies have been requested to maintain strict vigilance and intensify steps of the extant schedule of GRAP ...

In the wake of the Palisades and Eaton fires, concerns about air quality across the county have been on the rise.

The Air Quality Index (AQI) — which measures the concentration of pollutants in the air — seemed to confirm all was well in the L.A. atmosphere, with low numbers that suggested clean ...

Calculating air pollution from wildfires and other events has become more complicated. That doesn’t mean it’s necessarily ...

Indicators like the Air Quality Index (AQI), commonly used to track air pollution levels, provide a rough sense of the ...

Oregon DEQ issues air quality advisory for several counties due to air stagnation trapping smoke and pollutants.