Seasonal trends, including wildfires in the late summer and fall and wood burning in the winter, contribute to Seattle's highest PM2. 5 levels.
6 days ago
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Apr 17, 2024 · Unfortunately, bad air quality will plague the Seattle area for three weeks this year. And the trend is projected to get worse.
Nov 1, 2023 · This is due to incomplete combustion, lack of any efficient heat reclamation from water vapor like modern furnaces have, and lack of any modern ...
Feb 16, 2024 · First Street estimated that 15 years ago, Seattle's air quality reached "orange" levels that are unhealthy for sensitive groups only one day of ...
Oct 20, 2022 · Seattle's air quality index, or AQI, reached over 240 on Wednesday and Thursday — a level defined as “very unhealthy” for all groups. It was ...
Jan 2, 2024 · Most unhealthy air quality days were driven by wildfire smoke or dust events. But pollution from other sources — like burning wood for home ...
Aug 21, 2023 · Seattle ranked as the worst city worldwide for air quality and pollution Sunday evening as wildfire smoke coated the region.
5 days ago · Why is the air quality so bad in Washington? ... Generally, air quality in Washington state is considered healthy. Episodes of unhealthy air ...
Apr 27, 2023 · At times last year, Seattle had the worst air quality in the world, due to the effects of smoke from wildfires.
Aug 12, 2020 · No. Seattle does not have an air pollution problem. Due to the wind blowing off the Puget Sound, and the rather constant rain about 9 months ...