972  
AEUS73 KDLH 122147  
AQADLH  
 
AIR QUALITY ALERT MESSAGE  
MINNESOTA POLLUTION CONTROL AGENCY  
RELAYED BY NATIONAL WEATHER SERVICE DULUTH MN  
405 PM CDT MON MAY 12 2025  
 
MNZ010-018-025-026-033>036-140200-  
CROW WING-KOOCHICHING-NORTH CASS-NORTH ITASCA-NORTHERN AITKIN-SOUTH  
AITKIN-SOUTH CASS-SOUTH ITASCA-  
INCLUDING THE TRIBAL NATIONS OF LEECH LAKE, MILLE LACS, AND RED LAKE  
INCLUDING THE CITIES OF BRAINERD AND INTERNATIONAL FALLS  
405 PM CDT MON MAY 12 2025  
   
..AIR QUALITY ALERT IN EFFECT FROM NOON CDT TO 9 PM CDT TUESDAY  
 
* WHAT...THE MINNESOTA POLLUTION CONTROL AGENCY HAS ISSUED AN AIR  
QUALITY ALERT FOR OZONE POLLUTION. THE AIR QUALITY INDEX (AQI) IS  
EXPECTED TO REACH THE ORANGE OR UNHEALTHY FOR SENSITIVE GROUPS  
CATEGORY.  
 
* WHERE...WEST CENTRAL, EAST CENTRAL, CENTRAL, SOUTH CENTRAL,  
SOUTHWEST, NORTH CENTRAL, AND NORTHWEST MINNESOTA.  
 
* WHEN...FROM NOON CDT TO 9 PM CDT TUESDAY.  
 
* IMPACTS...SENSITIVE GROUPS, SUCH AS PEOPLE WITH LUNG DISEASE  
(INCLUDING ASTHMA), HEART DISEASE, CHILDREN AND OLDER ADULTS, AND  
PEOPLE WHO ARE ACTIVE OUTDOORS, MAY EXPERIENCE HEALTH EFFECTS.  
 
* ADDITIONAL DETAILS...GROUND-LEVEL OZONE IS EXPECTED TO BE HIGH ONCE  
AGAIN DURING THE AFTERNOON HOURS ON TUESDAY ACROSS ROUGHLY THE  
WESTERN TWO-THIRDS OF MINNESOTA, INCLUDING THE TWIN CITIES METRO.  
MOSTLY SUNNY SKIES, WARM TEMPERATURES AND LOW HUMIDITY WILL PROVIDE A  
FAVORABLE ENVIRONMENT FOR TWO TYPES OF POLLUTANTS (VOLATILE ORGANIC  
COMPOUNDS AND NITROGEN OXIDES) TO REACT WITH SUNLIGHT IN THE AIR TO  
PRODUCE GROUND-LEVEL OZONE. OZONE WILL REMAIN ELEVATED ON WEDNESDAY  
AS SUNNY SKIES, WARM TEMPERATURES AND DRY CONDITIONS PERSIST. THIS  
ALERT FOR GROUND LEVEL OZONE IS IN ADDITION TO THE AIR QUALITY ALERT  
FOR WILDFIRE SMOKE ISSUED ACROSS PORTIONS OF THE ARROWHEAD.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SENSITIVE GROUPS, SUCH AS PEOPLE WITH LUNG DISEASE (INCLUDING  
ASTHMA), HEART DISEASE, CHILDREN AND OLDER ADULTS, AND PEOPLE WHO ARE  
ACTIVE OUTDOORS, SHOULD LIMIT PROLONGED OR HEAVY OUTDOOR EXERTION.  
REDUCE OR ELIMINATE ACTIVITIES THAT CONTRIBUTE TO AIR POLLUTION, SUCH  
AS OUTDOOR BURNING, AND USE OF RESIDENTIAL WOOD BURNING DEVICES.  
REDUCE VEHICLE TRIPS AND VEHICLE IDLING AS MUCH AS POSSIBLE.  
 
 
 
FOR INFORMATION ON CURRENT AIR QUALITY CONDITIONS IN YOUR AREA AND TO  
SIGN UP FOR DAILY AIR QUALITY FORECASTS AND ALERT NOTIFICATIONS BY  
EMAIL, TEXT MESSAGE, PHONE, OR THE EPA AIRNOW MOBILE APP, VISIT  
HTTPS://WWW.PCA.STATE.MN.US/AIR-WATER-LAND-CLIMATE/CURRENT-AIR-  
QUALITY-CONDITIONS. YOU CAN FIND ADDITIONAL INFORMATION ABOUT HEALTH  
AND AIR QUALITY AT HTTPS://WWW.PCA.STATE.MN.US/AIR-WATER-LAND-  
CLIMATE/AIR-QUALITY-AND-HEALTH.  
 
 
 
NLY  
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