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San Juan County rejoins NWCAA
The county was a founding member of the Northwest Clean Air Agency.

The county was a founding member of the Northwest Clean Air Agency.
Researchers: Air pollution and impacts from a changing climate are constant threats.
Extreme wildfires may increase 14 percent by 2030, even with deep cuts to greenhouse gas emissions.
Watch environmental journalist Beth Gardiner debunk three myths about air pollution.
Local scientists are beginning to understand how smoke exposure affects mortality in the Northwest.
Modification to permit for caustic scrubber and wet electrostatic precipitator (WESP) that control emissions from meat smokehouses. Modification needed to align permit conditions with how system operates post-construction.
Request public comment period by Dec. 08, 2025, on permit application 1423a.
Public comment period on draft air operating permit.
Comment period ends close of business day Nov. 24, 2025.
Next Board Meeting,
1:30 p.m. December 11, 2025.
The NWCAA Board of Directors meets the second Thursday of the month (except in January and July) at 1:30 p.m. at NWCAA's office, 1600 S. 2nd St., Mount Vernon. Beginning in May 2022, meetings are being held both in-person and online. Meetings are open to the public. If you require special accommodations or log-in information to attend a meeting, please call us at 360-428-1617.