293  
AEUS74 KEWX 101943  
AQAEWX  
TXZ187-189-204>207-220-221-120000-  
 
AIR QUALITY ALERT MESSAGE  
ALAMO AREA COUNCIL OF GOVERNMENTS  
RELAYED BY NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX  
243 PM CDT WED SEP 10 2025  
   
..OZONE ACTION DAY
 
 
THE TEXAS COMMISSION ON ENVIRONMENTAL QUALITY (TCEQ) HAS ISSUED  
AN OZONE ACTION DAY FOR THE SAN ANTONIO AREA FOR THURSDAY, SEPTEMBER  
11, 2025.  
 
ATMOSPHERIC CONDITIONS ARE EXPECTED TO BE FAVORABLE FOR PRODUCING  
HIGH LEVELS OF OZONE AIR POLLUTION IN THE SAN ANTONIO AREA ON  
THURSDAY.  
 
YOU CAN HELP PREVENT OZONE POLLUTION BY SHARING A RIDE, WALKING  
OR RIDING A BICYCLE, TAKING YOUR LUNCH TO WORK, AVOIDING DRIVE  
THROUGH LANES, CONSERVING ENERGY, AND KEEPING YOUR VEHICLE  
PROPERLY TUNED.  
 
IF REQUIRED, THE NEXT OZONE ACTION DAY WILL BE ISSUED BY 3 PM  
ON THURSDAY, SEPTEMBER 11, 2025.  
 

 
 
FOR MORE INFORMATION ON OZONE:  
 
OZONE: THE FACTS  
WWW.TCEQ.TEXAS.GOV/AIRQUALITY/MONOPS/OZONEFACTS.HTML  
 
EPA AIR NOW  
WWW.AIRNOW.GOV/INDEX.CFM?ACTION=AIRNOW.LOCAL_STATE&STATEID=45&TAB=0  
 
TAKE CARE OF TEXAS  
WWW.TAKECAREOFTEXAS.ORG  
 
ALAMO AREA COUNCIL OF GOVERNMENTS AIR QUALITY OUTREACH & EDUCATION  
WWW.AACOG.COM/INDEX.ASPX?NID=99  
 

 
 
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