Canadian wildfire smoke pushes Toronto air quality to world's worst, reaches US
These US cities have the world’s worst air quality as wildfire smoke settles in (thehill); More than 800 Canadian wildfires burning as air quality alerts extend to US (bbc)

↓ Congress can act on this
6 bills on this issue are moving right now — and the most active one is S.306: Fire Ready Nation Act of 2025.
S.306 · 119th Congress
Fire Ready Nation Act of 2025
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About this bill
What S.306 actually does
This story is about More than 800 Canadian wildfires burning as air quality alerts extend to US. This bill would establish a NOAA-centered program to improve wildfire-smoke forecasting and related services.
If passed, it would:
- establish a NOAA-centered program to improve wildfire-smoke forecasting and related services • strengthen federal warning and decision-support capacity before and during smoke events.
5 other bills moving on this issue
Take action on any of them individually.
This story is about Air quality plummets in 20 states as smoke from Canadian wildfires spreads across the US. This bill would create a national smoke monitoring and alert system, expand smoke sensors
Take action on HR1923 →This story is about Air quality plummets in 20 states as smoke from Canadian wildfires spreads across the US. This bill would <p><strong>Smoke and Heat Ready Communities Act of 2025</strong></p><p>This bill authorizes the Environmental Protection
Take action on H.R.903 →This story is about Air quality plummets in 20 states as smoke from Canadian wildfires spreads across the US. This bill would let FEMA help at-risk people during serious wildfire smoke events.
Take action on HR5481 →This story is about More than 800 Canadian wildfires burning as air quality alerts extend to US. This bill would fund local cleaner-air space programs, including public clean-air rooms.
If passed, it would
- fund local cleaner-air space programs, including public clean-air rooms • help provide air filtration systems to eligible households in smoke-risk areas.
This story is about More than 800 Canadian wildfires burning as air quality alerts extend to US. This bill would require a National Academies review of wildfire-smoke policies for schools and childcare settings.
If passed, it would
- require a National Academies review of wildfire-smoke policies for schools and childcare settings • produce recommendations to Congress on better protecting children during and after smoke events.
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