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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.

MNZ047-055-056-065-075-083>085-171600- Blue Earth-Chippewa-Nicollet-Renville-Steele-Stevens-Swift-Waseca- Including the Tribal Nation of Upper Sioux Including the city of Mankato ...AIR QUALITY ALERT REMAINS IN EFFECT UNTIL 11 AM CDT FRIDAY... * WHAT...The Minnesota Pollution Control Agency has issued an Air Quality Alert for fine particles pollution. The Air Quality Index (AQI) is expected to reach the Red or Unhealthy category. * WHERE...Portions of central Minnesota. * WHEN...Until 11 AM CDT Friday.

MNZ041>045-048>053-057>063-066>070-076>078-171600- Anoka-Benton-Carver-Chisago-Dakota-Douglas-Goodhue-Hennepin- Isanti-Kanabec-Kandiyohi-Le Sueur-McLeod-Meeker-Mille Lacs- Morrison-Pope-Ramsey-Rice-Scott-Sherburne-Sibley-Stearns-Todd- Washington-Wright- Including the Tribal Nations of Mille Lacs and Prairie Island Including the cities of Alexandria, Apple Valley, Blaine, Bloomington, Brooklyn Park, Buffalo, Burnsville, Eagan, Eden

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 region are unhealthy, and the general public may experience mild health effects. Members of sensitive groups may experience more serious health effects. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors.

The New York State Department of Environmental Conservation at Albany has issued a Air Quality Health Advisory for Fine Particulates until midnight EDT tonight. Air quality levels in outdoor air are predicted to be greater than an air quality index value of 100 for Fine Particulates. The air quality index...or AQI...was created as an easy way to correlate levels of different pollutants to one scale. The higher the AQI value, the greater the health concern.

The Michigan Department of Environment, Great Lakes, and Energy (EGLE) has issued an Air Quality Alert for July 16 and July 17 2026, for elevated levels of fine particulate due to wildfire smoke. Concentrations will be in the Hazardous range. This is a Statewide Air Quality Alert. Plumes of smoke from Canadian wildfires continue to drift across the region. Elevated fine particulate due to the smoke will continue through Friday. Everyone should see cleaner air indoors and keep activity levels low.

The Pennsylvania Department of Environmental Protection has issued a Code Red Air Quality Action Day for Fine Particulates, until midnight EDT tonight. An Air Quality Action Day means that air quality within the region may approach or exceed unhealthy standards. For more information on current and forecast concentrations of ground-level ozone and fine particulates, visit www.airnow.gov or www.aqpartners.state.pa.us

The Delaware Department of Environmental Protection has issued a Code Red Air Quality Action Day for Fine Particulates, until midnight EDT tonight. An Air Quality Action Day means that air quality within the region may approach or exceed unhealthy standards. For more information on current and forecast concentrations of ground-level ozone and fine particulates, visit www.airnow.gov

The Michigan Department of Environment, Great Lakes, and Energy has issued an Air Quality Alert for today and Friday July 17, for elevated levels of fine particulates (PM2.5) due to wildfire smoke. Pollutants will be in the Hazardous range. The alert is in effect for all of northern Michigan. This includes the following counties, Roscommon, Charlevoix, Missaukee, Wexford, Beaver Island and surrounding islands, Mackinac Island/Bois Blanc Island, Manistee,

The Michigan Department of Environment, Great Lakes, and Energy (EGLE) has declared an Air Quality Alert for Thursday and Friday, July 16 and 17, for elevated levels of fine particulate due to wildfire smoke. Pollutants within those areas are expected to be in the Hazardous range. The Air Quality Alert is in effect for the following counties in southwest Michigan... Berrien, Cass, St Joseph, Branch, and Hillsdale. Plumes of smoke from Canadian wildfires continue to drift across