Yellow Air Quality Warning Issued for Ft. Simpson Region
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A yellow air quality warning is in effect due to wildfire smoke causing poor air quality and reduced visibility in the Ft. Simpson Region including Jean Marie River.
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- Record type
- Air Quality Warning
- Affected area
- Northwest Territories
- Issued
- August 17, 2026
- Issuing authority
- ECCC
The warning type, named area, and issue time define this record. Confirm all three against the original agency notice before treating it as current.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
Yellow warning for air quality issued by Environment Canada. Effective immediately with moderate severity and immediate urgency.
Affected Areas
Ft. Simpson Region including Jean Marie River in the Northwest Territories.
What You Should Do
Limit time outdoors. Consider reducing or rescheduling outdoor sports, activities and events. People aged 65 and older, pregnant people, infants and young children, people with existing illness or chronic health conditions, and outdoor workers should reduce or reschedule strenuous outdoor activities and seek medical attention if experiencing symptoms. Seek immediate medical assistance for medical emergencies.
Expected Conditions
Smoke is causing poor air quality and reduced visibility at times. Air quality and visibility can fluctuate over short distances and vary considerably from hour to hour. Health risks increase as smoke levels rise. Mild symptoms may include eye, nose and throat irritation, headaches or mild cough. Less common symptoms include wheezing, chest pains or severe cough.
Timeline
Warning effective 2026-08-17T00:32:06-00:00 and expires 2026-08-17T16:32:06-00:00.
Original source: ECCC Official Notice ↗
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