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NWCAA will close for the Fourth of July holiday

Jul. 2, 2025

July 2, 2025

The Northwest Clean Air Agency’s office will close on Friday, July 4, to observe the Fourth of July holiday.

Normal operations will resume on Monday, July 7. NWCAA’s office at 1600 S. 2nd St., Mount Vernon, is typically open to the public from 8:30 a.m. to 4:30 p.m. Monday through Friday except on holidays.

Have a safe, smoke-free holiday!