967  
AEUS73 KDLH 210440  
AQADLH  
 
AIR QUALITY ALERT MESSAGE  
MINNESOTA POLLUTION CONTROL AGENCY  
RELAYED BY NATIONAL WEATHER SERVICE DULUTH MN  
1140 PM CDT SUN JUL 20 2025  
 
MNZ010-018-025-026-033>038-211400-  
KOOCHICHING-NORTH ITASCA-NORTH CASS-SOUTH ITASCA-SOUTH CASS-  
CROW WING-NORTHERN AITKIN-SOUTH AITKIN-  
CARLTON AND SOUTH ST. LOUIS-PINE-  
INCLUDING THE CITIES OF INTERNATIONAL FALLS, BIGFORK, WALKER,  
GRAND RAPIDS, PINE RIVER, BRAINERD, HILL CITY, AITKIN, DULUTH,  
PINE CITY, AND HINCKLEY  
1140 PM CDT SUN JUL 20 2025  
   
..AIR QUALITY ALERT IN EFFECT UNTIL 9 AM CDT MONDAY  
 
* WHAT...THE MINNESOTA POLLUTION CONTROL AGENCY HAS CONTINUED AN  
AIR QUALITY ALERT FOR FINE PARTICLES POLLUTION. THE AIR QUALITY  
INDEX (AQI) IS EXPECTED TO REACH THE RED OR UNHEALTHY CATEGORY.  
 
* WHERE...EAST CENTRAL, NORTH CENTRAL, AND NORTHEAST MINNESOTA.  
 
* WHEN...UNTIL 9 AM CDT MONDAY.  
 
* IMPACTS...SOME MEMBERS OF THE GENERAL PUBLIC MAY EXPERIENCE  
HEALTH EFFECTS. SENSITIVE GROUPS, SUCH AS PEOPLE WITH LUNG  
DISEASE (INCLUDING ASTHMA), HEART DISEASE, AND CHILDREN AND  
OLDER ADULTS, MAY EXPERIENCE HEALTH EFFECTS.  
 
* ADDITIONAL DETAILS...MODERATE TO HEAVY SURFACE SMOKE FROM  
CANADIAN WILDFIRES WILL REMAIN DRAPED ACROSS MUCH OF NORTHERN  
AND CENTRAL MINNESOTA THROUGH THE EVENING BEFORE RETREATING BACK  
NORTH AND EXITING THE REGION THROUGH THE MORNING ON MONDAY.  
BASED ON THE LATEST OBSERVATIONS AND MODEL DATA, THE AIR QUALITY  
ALERT HAS BEEN EXPANDED A BIT FURTHER SOUTH INTO CENTRAL  
MINNESOTA, AND HAS BEEN CANCELLED ACROSS MUCH OF NORTHEASTERN  
MINNESOTA.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SENSITIVE GROUPS, SUCH AS PEOPLE WITH LUNG DISEASE (INCLUDING  
ASTHMA), HEART DISEASE, AND CHILDREN AND OLDER ADULTS, SHOULD  
AVOID PROLONGED OR HEAVY EXERTION. THE GENERAL PUBLIC SHOULD  
LIMIT PROLONGED OR HEAVY 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. KEEP WINDOWS CLOSED OVERNIGHT  
TO PREVENT SMOKE FROM GETTING INDOORS.  
 
 
 
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 IRON  
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.  
 
 
 
MPCA  
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