913  
WOCN21 CWNT 102131  
SPECIAL AIR QUALITY STATEMENT  
FOR THE GREAT SLAVE LAKE AND MACKENZIE RIVER AREAS OF THE NORTHWEST  
TERRITORIES  
UPDATED BY ENVIRONMENT CANADA AND THE NORTHWEST TERRITORIES  
DEPARTMENTS OF ENVIRONMENT AND CLIMATE CHANGE AND HEALTH AND SOCIAL  
SERVICES  
AT 3:31 P.M. MDT THURSDAY 10 JULY 2025.  
---------------------------------------------------------------------  
SPECIAL AIR QUALITY STATEMENT FOR:  
FT. LIARD REGION INCLUDING NAHANNI BUTTE - SAMBAA K'E.  
 
---------------------------------------------------------------------  
==DISCUSSION==  
 
SMOKE IS CAUSING OR EXPECTED TO CAUSE POOR AIR QUALITY AND REDUCED  
VISIBILITY.  
 
AIR QUALITY AND VISIBILITY DUE TO WILDFIRE SMOKE CAN FLUCTUATE OVER  
SHORT DISTANCES AND CAN VARY CONSIDERABLY FROM HOUR TO HOUR.  
 
AS SMOKE LEVELS INCREASE, HEALTH RISKS INCREASE. LIMIT TIME  
OUTDOORS. CONSIDER REDUCING OR RESCHEDULING OUTDOOR SPORTS,  
ACTIVITIES AND EVENTS.  
 
YOU MAY EXPERIENCE MILD AND COMMON SYMPTOMS SUCH AS EYE, NOSE AND  
THROAT IRRITATION, HEADACHES OR A MILD COUGH. MORE SERIOUS BUT LESS  
COMMON SYMPTOMS INCLUDE WHEEZING, CHEST PAINS OR SEVERE COUGH. IF  
YOU THINK YOU ARE HAVING A MEDICAL EMERGENCY, SEEK IMMEDIATE MEDICAL  
ASSISTANCE.  
 
PEOPLE MORE LIKELY TO BE IMPACTED BY OUTDOOR AIR POLLUTION,  
INCLUDING PEOPLE AGED 65 AND OLDER, PREGNANT PEOPLE, INFANTS AND  
YOUNG CHILDREN, PEOPLE WITH AN EXISTING ILLNESS OR CHRONIC HEALTH  
CONDITION, AND PEOPLE WHO WORK OUTDOORS, SHOULD REDUCE OR RESCHEDULE  
STRENUOUS ACTIVITIES OUTDOORS AND SEEK MEDICAL ATTENTION IF  
EXPERIENCING SYMPTOMS.  
 
WHEN INDOORS, KEEP WINDOWS AND DOORS CLOSED AS MUCH AS POSSIBLE.  
WHEN THERE IS AN EXTREME HEAT EVENT OCCURRING WITH POOR AIR QUALITY,  
PRIORITIZE KEEPING COOL.  
 
PROTECT YOUR INDOOR AIR FROM WILDFIRE SMOKE. ACTIONS CAN INCLUDE  
USING A CLEAN, GOOD QUALITY AIR FILTER IN YOUR VENTILATION SYSTEM  
AND/OR A CERTIFIED PORTABLE AIR CLEANER THAT CAN FILTER FINE  
PARTICLES.  
 
IF YOU MUST SPEND TIME OUTDOORS, A WELL-CONSTRUCTED, WELL-FITTING  
AND PROPERLY WORN RESPIRATOR TYPE MASK (SUCH AS A NIOSH-CERTIFIED  
N95 OR EQUIVALENT RESPIRATOR) CAN REDUCE YOUR EXPOSURE TO THE FINE  
PARTICLES IN THE SMOKE. EVEN THOUGH EXPOSURE MAY BE REDUCED, THERE  
CAN STILL BE RISKS TO HEALTH.  
 
CHECK IN ON OTHERS WHO ARE IN YOUR CARE OR LIVE NEARBY WHO MAY BE  
MORE LIKELY TO BE IMPACTED BY OUTDOOR AIR POLLUTION.  
 
ALWAYS FOLLOW GUIDANCE FROM LOCAL AUTHORITIES.  
 
LEARN MORE AT HTTPS://WWW.CANADA.CA/WILDFIRE-SMOKE.  
 
ISSUED JOINTLY BY ENVIRONMENT CANADA AND THE NORTHWEST TERRITORIES  
DEPARTMENTS OF ENVIRONMENT AND NATURAL RESOURCES AND HEALTH AND  
SOCIAL SERVICES.  
 
FOR MORE INFORMATION ON AIR QUALITY AND YOUR HEALTH, PLEASE VISIT  
THE NORTHWEST TERRITORIES DEPARTMENT OF HEALTH AND SOCIAL SERVICES  
AT  
HTTPS://WWW.HSS.GOV.NT.CA/EN/SERVICES/ENVIRONMENTAL-HEALTH/AIR-QUALITY.  
 
VISIT HTTP://WWW.AIRHEALTH.CA FOR INFORMATION ON HOW TO REDUCE YOUR  
HEALTH RISK AND YOUR PERSONAL CONTRIBUTION TO POLLUTION LEVELS, AS  
WELL AS FOR CURRENT AND FORECAST AQHI VALUES.  
 
PLEASE CONTINUE TO MONITOR ALERTS AND FORECASTS ISSUED BY  
ENVIRONMENT CANADA.  
 
HTTP://WEATHER.GC.CA  
 
END/PASPC  
 
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