159  
AEUS76 KSGX 112058  
AQASGX  
 
AIR QUALITY ALERT MESSAGE  
RELAYED BY NATIONAL WEATHER SERVICE SAN DIEGO, CA  
158 PM PDT MON AUG 11 2025  
 
CAZ061-130700-  
COACHELLA VALLEY-  
INCLUDING THE CITIES OF INDIO, PALM SPRINGS, CATHEDRAL CITY,  
PALM DESERT, PALM DESERT COUNTRY, LA QUINTA, AND COACHELLA  
158 PM PDT MON AUG 11 2025  
 
...AIR QUALITY ALERT DUE TO HARMFUL PARTICLE POLLUTION LEVELS FROM  
WINDBLOWN DUST...  
 
* WHAT...THE SOUTH COAST AQMD HAS ISSUED AN AIR QUALITY ALERT DUE TO  
HARMFUL LEVELS OF PARTICLE POLLUTION FROM WINDBLOWN DUST.  
 
* WHERE...IN THE COACHELLA VALLEY. LEVELS OF PARTICLE POLLUTION CAN VARY  
BY TIME AND LOCATION DEPENDING ON EMISSIONS AND LOCAL WEATHER  
CONDITIONS.  
 
* WHEN...FROM 2 PM MONDAY TO 11:59 PM TUESDAY.  
 
* IMPACTS... PARTICLE POLLUTION CAN GET DEEP INTO THE LUNGS AND CAUSE  
SERIOUS HEALTH PROBLEMS SUCH AS ASTHMA ATTACKS, HEART AND LUNG  
DISEASE SYMPTOMS, AND INCREASED RISK OF LUNG INFECTIONS. EVERYONE  
CAN BE AFFECTED, BUT SENSITIVE GROUPS SUCH AS PEOPLE WITH LUNG OR  
HEART DISEASE, OLDER ADULTS, PEOPLE WHO ARE PREGNANT, CHILDREN, AND  
THOSE WHO SPEND A LOT OF TIME OUTDOORS ARE AT GREATER RISK.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TO PROTECT YOUR HEALTH, CHECK AIR QUALITY LEVELS AND ACT AS NEEDED:  
 
* WHEN AIR QUALITY INDEX (AQI) LEVELS ARE "UNHEALTHY FOR SENSITIVE  
GROUPS" (ORANGE), SENSITIVE GROUPS AS SPECIFIED ABOVE SHOULD  
LIMIT EXTENDED OR INTENSE OUTDOOR ACTIVITY.  
* WHEN AQI IS "UNHEALTHY" (RED), EVERYONE MAY EXPERIENCE HEALTH  
IMPACTS. SENSITIVE GROUPS SHOULD AVOID EXTENDED TIME OUTDOORS.  
* WHEN AQI IS "VERY UNHEALTHY" (PURPLE), SENSITIVE GROUPS SHOULD AVOID  
ALL OUTDOOR PHYSICAL ACTIVITY. EVERYONE ELSE SHOULD AVOID  
EXTENDED OR INTENSE OUTDOOR ACTIVITY.  
* WHEN AQI IS "HAZARDOUS" (MAROON), EVERYONE SHOULD AVOID ALL  
OUTDOOR PHYSICAL ACTIVITY.  
 
* ADDITIONAL DETAILS...  
 
TO HELP KEEP INDOOR AIR CLEAN WHEN AIR QUALITY IS POOR:  
 
* KEEP WINDOWS AND DOORS CLOSED  
* RUN YOUR AIR CONDITIONER AND/OR AN AIR PURIFIER  
* DO NOT USE WHOLE HOUSE FANS OR SWAMP COOLERS THAT BRING IN OUTSIDE AIR  
IF YOU HAVE OTHER METHODS TO STAY COOL  
* AVOID OTHER SOURCES OF POLLUTION SUCH AS FIREPLACES, CANDLES,  
INCENSE, GRILLING, AND GASOLINE-POWERED LAWN AND GARDEN EQUIPMENT  
 
TO HELP MINIMIZE OUTDOOR PARTICLE POLLUTION LEVELS:  
 
* CARPOOL, TELECOMMUTE, REDUCE TRIPS, OR TAKE PUBLIC TRANSPORTATION  
* SLOW DOWN IF DRIVING ON DIRT ROADS  
* STABILIZE LOOSE SOILS  
 
TO VIEW CURRENT AND FORECASTED AIR QUALITY LEVELS, VISIT THE SOUTH  
COAST AIR QUALITY MANAGEMENT DISTRICT WEBSITE AT AQMD.GOV OR  
DOWNLOAD THE MOBILE APP AT WWW.AQMD.GOV/MOBILEAPP. ADDITIONAL  
DETAILS FOR THIS AIR QUALITY ALERT MAY BE AVAILABLE AT  
WWW.AQMD.GOV/ADVISORY.  
 

 
 
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