Unknown

The Pennsylvania Department of Environmental Protection has issued a code PURPLE air quality alert for Friday, for the greater Pittsburgh region, including Allegheny, Butler, Beaver, Armstrong, Washington, Westmoreland and Fayette counties. A code PURPLE air quality alert means that air pollution concentrations within the local region are very unhealthy for the general population. The effects of air pollution can be minimized by avoiding outdoor exercise or strenuous activity.

The Pennsylvania Department of Environmental Protection has issued a code PURPLE air quality alert for Friday, for the Mon Valley area. A code PURPLE air quality alert means that air pollution concentrations within the local region are very unhealthy 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 Pennsylvania Department of Environmental Protection has issued a code ORANGE air quality alert for Friday, including Erie county. A code ORANGE air quality alert means that air pollution concentrations within the region may become unhealthy for sensitive groups. Sensitive groups include children, the elderly, and people suffering from asthma, heart disease, or other lung diseases. The effects of air pollution can be minimized by avoiding outdoor exercise or strenuous activity.

The Ohio Environmental Protection Agency has issued a statewide Air Quality Advisory for the entire state of Ohio as smoke from Canadian wildfires continues to adversely impact air quality. Pollutants across the state are expected to range from the 'Unhealthy For Sensitive Groups' category in the southwest part of the state to the 'Unhealthy' category in the rest of the state. Hourly concentrations at times may reach the 'Very Unhealthy' to 'Hazardous' categories.

Oregon Department of Environmental Quality has issued an Air Pollution Advisory...in effect until 8 PM PDT Friday. Wildfires burning in the region combined with forecast conditions will cause air quality levels to fluctuate and could be at unhealthy levels. Smoke levels can change rapidly depending on the weather. People at risk include infants and young children, people with heart or lung disease, older adults and pregnant people. People can take the following precautions to protect their health:

The Pennsylvania Department of Environmental Protection has issued a Code PURPLE Air Quality Alert for a portion of north central Pennsylvania including Warren, McKean, and Elk Counties for Thursday, July 16th. The Pennsylvania Department of Environmental Protection has issued a Code RED Air Quality Alert for the rest of central Pennsylvania for Thursday, July 16th. The Pennsylvania Department of Environmental Protection has issued a Code PURPLE Air Quality Alert for all of central Pennsylvania for

The Maryland Department of the Environment has issued a Code PURPLE Air Quality Alert Friday for Western Maryland. For more information on ground-level ozone and fine particles visit the web site mde.maryland.gov/programs/air/AirQualityMonitoring/Pages/index.aspx

The Virginia Department of Environmental Quality has issued a Code RED Air Quality Alert Friday for Northern Virginia. A Code Red Air Quality Alert means that air pollution concentrations within the region are unhealthy for the general population. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors. For more information on ground-level ozone and fine particles visit the web site Virginia DEQ air quality web site at www.deq.virginia.gov

The Maryland Department of the Environment has issued a Code RED Air Quality Alert Friday for Southern Maryland. A Code Red Air Quality Alert means that air pollution concentrations within the region are unhealthy for the general population. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors. For more information on ground-level ozone and fine particles visit the web site mde.maryland.gov/programs/air/AirQualityMonitoring/Pages/index.aspx

The Maryland Department of the Environment has issued a Code RED Air Quality Alert Friday for the Maryland Piedmont region. A Code Red Air Quality Alert means that air pollution concentrations within the region are unhealthy for the general population. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors. For more information on ground-level ozone and fine particles visit the web site mde.maryland.gov/programs/air/AirQualityMonitoring/Pages/index.aspx