Erin Davis/Axios Visuals Breathe easy, Philly, because our air quality is on the up and up. Why it matters: Long-term exposure to poor air quality is harmful to your health. State of play: The average ...

Maricopa County disputes ADEQ's PM2.5 nonattainment area designation, citing its economic and regulatory impact.

DEQ air monitoring stations showed "moderate" air quality across most of Portland Wednesday morning. It's expected to rapidly ...

Erin Davis/Axios Visuals Air quality in Northwest Arkansas is improving overall, according to year-over-year data. Why it matters: Long-term exposure to poor air quality is harmful to your health. By ...

According to the map, the 10 ZIP codes with highest exposure are concentrated near the ports and along the 110, 710, and 605 ...

The last time the Oregon Department of Environmental Quality compiled comprehensive data on nitrate ground pollution in the Lower Umatilla Basin was 2012. More than a decade later, Oregonians have ...

Welsh farmers banned from disposing of waste sheep dip on their land over river pollution fears One solution is to find and fix every illegal sewage outlet to prevent waste going into rivers.

A wastewater discharge permit case in Asheboro could have a future impact on the Triad’s water supply.

Protect yourself from poor air quality like smoke pollution, allergies, bacteria, dust, pets and more with our picks for the best air purifier. Laboratory Technical Project Manager Gianmarco ...

The Davis County Health Department has installed 24 air quality sensors throughout the county to help community members make informed decisions about their daily activities. The county plans to ...

Maps show what to expect as the cold front arrives. The polar vortex is a large area of cold air and low pressure that normally spins over the North and South Poles. During the winter months and ...