773  
AEUS75 KTFX 070422  
AQAMT  
MTC049-071330-  
 
AIR QUALITY ALERT  
RELAYED BY NATIONAL WEATHER SERVICE GREAT FALLS MT  
930 PM MST TUE FEB 6 2018  
   
..AIR QUALITY ALERT IN EFFECT
 
 
THE MONTANA DEPARTMENT OF ENVIRONMENTAL QUALITY HAS ISSUED AN AIR  
QUALITY ALERT FOR THE CITY OF HELENA IN LEWIS AND CLARK COUNTY, IN  
EFFECT UNTIL 900 AM 2/7/2018 DUE TO ELEVATED PARTICULATE  
CONCENTRATIONS. THIS ALERT WILL BE UPDATED AGAIN AT 900 AM ON  
2/7/2018.  
 
AN AIR QUALITY ALERT MEANS THAT PARTICULATES HAVE BEEN TRENDING  
UPWARDS AND THAT AN EXCEEDENCE OF THE 24 HOUR NATIONAL AMBIENT AIR  
QUALITY STANDARD (NAAQS) HAS OCCURRED OR MAY OCCUR IN THE NEAR  
FUTURE.  
 
AS OF 900 AM, PARTICULATE LEVELS IN HELENA ARE UNHEALTHY.  
 
WHEN AIR QUALITY IS UNHEALTHY... STATE AND LOCAL HEALTH OFFICIALS  
RECOMMEND THAT PEOPLE WITH RESPIRATORY OR HEART DISEASE, THE ELDERLY,  
AND CHILDREN SHOULD AVOID PROLONGED EXERTION; EVERYONE ELSE SHOULD  
LIMIT PROLONGED EXERTION.  
 
FOR MORE INFORMATION VISIT THE MONTANA DEPARTMENT OF ENVIRONMENTAL  
QUALITY AT HTTP://TODAYSAIR.MT.GOV  
 
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