Air quality is unhealthier-than-average for some people Thursday as winds are blowing wildfire smoke across the Northern ...

A series of live maps from Windy.com highlighted which parts of the U.S. were experiencing elevated levels of air pollution ...

The EPA’s environmental justice director, Matthew Tejada, said the map, created nearly five years ago and used internally since 2012, “is one of the most visible steps that we have taken at ...

An air quality advisory is in effect for the Bay Area on Friday, as smoke from wildfires burning in far Northern California ...

After being criticized for assessing environmental hazards only by the state's 1,800 ZIP Codes, Cal/EPA issues scores for its 8,000 census tracts. New map could refocus state's pollution battles ...

Smoke from wildfires burning in the northern Sacramento Valley may bring hazy skies and unhealthy air to parts of the Bay ...

SAN FRANCISCO (KGO) -- How much do you know about your own neighborhood about serious issues like air quality, or toxic chemicals, or even noise from traffic? That information on where you live is ...

The map marks active oil and gas wells, color codes jurisdictions based on its rating in the EPA's National Air Toxics Assessment, and provides information on each state's oil and gas standards.

EPA's map-based "How's My Waterway?" app allows users to check pollution levels in almost any U.S. lake, river or other waterway. West Virginians did not need an app to know that the Elk River had ...

Some maps, such as EPA AirNow, display AQI (air quality index), which pulls together multiple air characteristics, besides just smoke, to determine the air's cleanliness. WATCH: What's in the ...