Air Quality Information for the United States
Current Air Quality Alerts for the
United States Issued by the National Weather Service
Arizona
Pinal, AZ
Pinal, AZ
Maricopa, AZ
Connecticut
Northern Fairfield; Southern Fairfield
Northern Litchfield; Southern Litchfield
Northern Fairfield; Southern Fairfield
Northern Litchfield; Southern Litchfield
Massachusetts
Northern Worcester; Central Middlesex County; Western Essex; Eastern Essex; Eastern Hampshire; Eastern Hampden; Southern Worcester; Western Norfolk; Southeast Middlesex; Suffolk; Eastern Norfolk; Northwest Middlesex County
Northern Worcester; Central Middlesex County; Western Essex; Eastern Essex; Eastern Hampshire; Eastern Hampden; Southern Worcester; Western Norfolk; Southeast Middlesex; Suffolk; Eastern Norfolk; Northwest Middlesex County
New Hampshire
Northern Grafton; Southern Grafton; Sullivan; Merrimack; Belknap; Strafford; Cheshire; Eastern Hillsborough; Interior Rockingham; Coastal Rockingham; Western And Central Hillsborough
New York
Orange; Putnam
Sullivan
Western Ulster; Eastern Ulster; Western Dutchess; Eastern Dutchess
Current Air Quality Index Map
0-50 | Good |
51-100 | Moderate |
101-150 | Unhealthy for Sensitive Groups |
151-200 | Unhealthy |
201-300 | Very Unhealthy |
301-500 | Hazardous |
AIRNow Alerts
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Location: Apache Junction, AZAlert: Ozone is forecast to reach 125 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:21 MST
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Location: Austin, TXAlert: Particle Pollution (2.5 microns) is forecast to reach Unhealthy for Sensitive Groups on Wed 05/22/2024. Particle Pollution (2.5 microns) is forecast to reach Unhealthy for Sensitive Groups on Thu 05/23/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 01:22:21 CST
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Location: Boston, MAAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Bridgeport, CTAlert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Brownsville-McAllen, TXAlert: Particle Pollution (2.5 microns) is forecast to reach Unhealthy for Sensitive Groups on Wed 05/22/2024. Particle Pollution (2.5 microns) is forecast to reach Unhealthy for Sensitive Groups on Thu 05/23/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 01:22:21 CST
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Location: C San Bernardino M, CAAlert: Ozone is forecast to reach 112 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 11:22:21 PST
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Location: Casa Grande, AZAlert: Ozone is forecast to reach 125 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:21 MST
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Location: Chelmsford, MAAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Chelsea, MAAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: City of Maricopa, AZAlert: Ozone is forecast to reach 125 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:21 MST
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Location: Claremont, NHAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Concord, NHAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Corpus Christi, TXAlert: Particle Pollution (2.5 microns) is forecast to reach Unhealthy for Sensitive Groups on Wed 05/22/2024. Particle Pollution (2.5 microns) is forecast to reach Unhealthy for Sensitive Groups on Thu 05/23/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 01:22:21 CST
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Location: Danbury, CTAlert: Ozone is forecast to reach 108 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Eloy, AZAlert: Ozone is forecast to reach 125 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:21 MST
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Location: Enoch, UTAlert: A(n) has been called for Wed 05/22/2024. A(n) has been called for Thu 05/23/2024.Health Tip: Unusually sensitive people should consider reducing prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:21 MST
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Location: Greenwich, CTAlert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Haverhill, MAAlert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Hesperia, CAAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 11:22:21 PST
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Location: High Elevations of Acadia National Park, MEAlert: Ozone is forecast to reach Unhealthy for Sensitive Groups on Wed 05/22/2024. Ozone is forecast to reach Unhealthy for Sensitive Groups on Thu 05/23/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Hurricane, UTAlert: A(n) has been called for Wed 05/22/2024. A(n) has been called for Thu 05/23/2024.Health Tip: Unusually sensitive people should consider reducing prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:21 MST
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Location: Keene, NHAlert: Ozone is forecast to reach 102 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Laconia, NHAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Laredo, TXAlert: Particle Pollution (2.5 microns) is forecast to reach Unhealthy for Sensitive Groups on Wed 05/22/2024. Particle Pollution (2.5 microns) is forecast to reach Unhealthy for Sensitive Groups on Thu 05/23/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 01:22:21 CST
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Location: Lebanon, NHAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Londonderry, NHAlert: Ozone is forecast to reach 103 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Lower Hudson Valley Region, NYAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Health Advisory has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Lynn, MAAlert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Manchester, NHAlert: Ozone is forecast to reach 104 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Milton - Blue Hill Observatory, MAAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Nashua, NHAlert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:21 EST
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Location: Phoenix, AZAlert: Ozone is forecast to reach 108 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) High Pollution Advisory has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:22 MST
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Location: Pinal Air Park, AZAlert: Ozone is forecast to reach 125 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:22 MST
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Location: Pinal County, AZAlert: Ozone is forecast to reach 125 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:22 MST
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Location: Pinal County Housing, AZAlert: Ozone is forecast to reach 125 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:22 MST
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Location: Portsmouth, NHAlert: Ozone is forecast to reach 104 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:22 EST
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Location: Queen Valley, AZAlert: Ozone is forecast to reach 125 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:22 MST
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Location: San Antonio, TXAlert: Particle Pollution (2.5 microns) is forecast to reach Unhealthy for Sensitive Groups on Wed 05/22/2024. Particle Pollution (2.5 microns) is forecast to reach Unhealthy for Sensitive Groups on Thu 05/23/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 01:22:22 CST
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Location: San Tan Valley, AZAlert: Ozone is forecast to reach 125 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:22 MST
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Location: Springfield, MAAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:22 EST
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Location: Stanfield, AZAlert: Ozone is forecast to reach 125 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 12:22:22 MST
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Location: Strafford County - Rochester, NHAlert: Ozone is forecast to reach 102 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:22 EST
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Location: Stratford, CTAlert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:22 EST
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Location: Torrington, CTAlert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:22 EST
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Location: Uxbridge, MAAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:22 EST
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Location: Ware - Quabbin Summit, MAAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:22 EST
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Location: Westport, CTAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:22 EST
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Location: Weymouth, MAAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:22 EST
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Location: Worcester, MAAlert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Wed 05/22/2024. A(n) Air Quality Action Day has been called for Wed 05/22/2024.Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoorsFeed Last Updated: Wed, 22 May 2024 02:22:22 EST