Orange Air Quality Warning Issued for Eastern Fraser Valley
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An orange air quality warning is in effect for Eastern Fraser Valley due to elevated PM2.5 from wildfire smoke.
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- Record type
- Air Quality Warning
- Affected area
- Eastern Fraser Valley, British Columbia
- Issued
- August 4, 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
An orange air quality warning (Very High Health Risk) has been issued by Metro Vancouver Regional District for elevated fine particulate matter (PM2.5). The alert was sent by Environment Canada and the B.C. Ministry of Environment and Parks.
Affected Areas
Eastern Fraser Valley, including Chilliwack, Agassiz, and Hope.
What You Should Do
Limit outdoor activity and reduce duration and intensity. Check in on others at higher risk, including those with lung or heart conditions, pregnant people, infants, children, older adults, and outdoor workers. Improve indoor air quality using HEPA air cleaners or MERV 13+ filters. Keep windows and doors closed. Spend time in air-conditioned places if needed. Seek medical help for severe symptoms such as wheezing, chest pain, trouble breathing, or severe cough. Carry rescue medications. Use an N95, KN95, or KF94 mask if outdoors. Check the Air Quality Health Index often at airmap.ca or gov.bc.ca/airqualitymap.
Expected Conditions
Elevated fine particulate matter (PM2.5) from wildfire smoke. Smoke levels can change quickly with weather and fire behaviour.
Timeline
The warning is effective from August 4, 2026 at 21:41 UTC and expires August 5, 2026 at 13:41 UTC. Conditions may last until there is a change in weather.
Original source: ECCC Official Notice ↗
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