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NWCAA will be closed on Memorial Day

May. 23, 2024

May 23, 2024

The Northwest Clean Air Agency will close on Monday, May 27, in honor of the Memorial Day holiday.

Normal operations will resume on Tuesday, May 28. NWCAA’s office at 1600 S. 2nd Street, Mount Vernon, is open to the public from 8:30 a.m. to 4:30 p.m. Monday through Friday except on holidays.