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NWCAA will close for the Thanksgiving holiday

Nov. 21, 2023

November 21, 2023

The Northwest Clean Air Agency will be closed on Thursday and Friday, Nov. 23-24, to observe the Thanksgiving holiday.

Normal operations will resume on Monday, Nov. 27. NWCAA’s office at 1600 S. 2nd St., Mount Vernon, is open to the public from 8:30 a.m. to 4:30 p.m. Monday through Friday except on holidays.