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The Pennsylvania Department of Environmental Protection has issued a Code Red Air Quality Alert for Fine Particulates until midnight EDT tonight. A code RED air quality alert means that air pollution concentrations within the local region are unhealthful for the general population. The effects of air pollution can be minimized by avoiding outdoor exercise or strenuous activity. For more information on ground-level ozone and fine particles, visit http://www.airnow.gov and https://www.ahs.dep.pa.gov/AQPartnersWeb/.

The Ohio Environmental Protection Agency has issued an Air Quality Advisory for the entire state of Ohio until midnight EDT tonight. Smoke from Canadian wildfires will adversely impact air quality. The Agency expects the Air Quality Index to be in the 'unhealthy' range. For additional actions and information, please visit the Ohio Environmental Protection Agency's web site at epa.ohio.gov.

The West Virginia Department of Environmental Protection has issued a Code Orange Air Quality Alert due to elevated particulate matter from Canadian wildfire smoke across West Virginia. An Air Quality Advisory means that Fine Particulates concentrations within the region may approach or exceed unhealthy standards. For additional information, please visit the West Virginia Department of Environmental Protection - Air Quality Division website at: https://www.airnow.gov/.

The Wisconsin Department of Natural Resources has issued an Air Quality Advisory for the following counties: Adams, Ashland, Barron, Bayfield, Brown, Buffalo, Burnett, Calumet, Chippewa, Clark, Columbia, Crawford, Dane, Dodge, Door, Douglas, Dunn, Eau Claire, Florence, Fond du Lac, Forest, Grant, Green, Green Lake, Iowa, Iron, Jackson, Jefferson, Juneau, Kenosha, Kewaunee, La Crosse, Lafayette, Langlade, Lincoln, Manitowoc, Marathon, Marinette, Marquette, Menominee, Milwaukee, Monroe, Oconto,

The Wisconsin Department of Natural Resources has issued an Air Quality Advisory for the following counties: Adams, Buffalo, Clark, Crawford, Grant, Jackson, Juneau, La Crosse, Monroe, Richland, Taylor, Trempealeau, and Vernon WHAT...The PM2.5 AQI is expected to reach the Unhealthy (Red) to Hazardous (Maroon) level. WHERE...Statewide. WHEN...Until noon Friday. Precautionary/Preparedness Actions: Sensitive groups: Stay indoors and keep activity levels light. Follow tips for keeping particle levels low indoors.

The Wisconsin Department of Natural Resources has issued an Air Quality Advisory for all of northeast Wisconsin. WHAT...The PM2.5 AQI is expected to reach the Unhealthy (Red) to Hazardous (Maroon) level. WHERE...Statewide. WHEN...Until noon Friday. Precautionary/Preparedness Actions: Sensitive groups: Stay indoors and keep activity levels light. Follow tips for keeping particle levels low indoors. People with asthma: Follow your asthma action plan and keep quick-relief medicine handy.

The Ohio Environmental Protection Agency has issued an Air Quality Advisory for the entire state of Ohio, from 7 AM Thursday to midnight EDT Thursday night. Smoke from Canadian wildfires will adversely impact air quality. The Agency expects the Air Quality Index to be in the 'unhealthy' range. For additional actions and information, please visit the Ohio Environmental Protection Agency's web site at epa.ohio.gov

The Pennsylvania Department of Environmental Protection has issued a Code RED Air Quality Alert for all of Pennsylvania for today. The Pennsylvania Department of Environmental Protection has issued a Code ORANGE Air Quality Alert for all of Pennsylvania for Friday, July 17th. Wildfire smoke from Ontario Canada and Minnesota will enter the Commonwealth from north to south this afternoon and linger through Friday. Everyone may experience health effects. Members of sensitive groups may experience more serious health effects.

The Ohio Environmental Protection Agency has issued an Air Quality Advisory for the entire state of Ohio, until midnight EDT tonight. Smoke from Canadian wildfires will adversely impact air quality today. The Ohio Environmental Protection Agency expects the Air Quality Index to be in the 'unhealthy' range. For additional information, please visit the Ohio Environmental Protection Agency's website at epa.ohio.gov.

The Michigan Department of Environment, Great Lakes, and Energy (EGLE) continues the Air Quality Alert for today and extended the Alert through Friday July 17, 2026, for elevated levels of fine particulate due to wildfire smoke. Pollutants are expected to range from Very Unhealthy to Hazardous. This is a Statewide Air Quality Alert. Plumes of smoke from Canadian wildfires continue to drift across the region today. Elevated fine particulates due to the smoke will continue through Friday.