Construction hours in Washington County, OR — sometimes called construction noise rules or contractor work-hour ordinances — set when contractors can run power tools, hammers, and heavy equipment.
Construction noise in unincorporated Washington County is regulated under Chapter 8.24 and Oregon DEQ rules. Nighttime construction requires a Type 1 Noise Variance Permit from the county. Oregon DEQ standards exempt construction noise during reasonable daytime hours.
Construction activity in Washington County is permitted during designated hours. Standard hours are 7 AM to 7 PM Monday through Friday, 8 AM to 6 PM Saturday. Sunday and holiday construction is generally prohibited unless an emergency permit is issued. Equipment must have functioning mufflers. Oregon DEQ noise standards (OAR 340-035) provide baseline limits. After-hours permits available for specific projects through the building department.
Stop-work orders for violations. Fines $100 to $500 per occurrence. Repeat offenders may lose permit privileges.
Washington County, OR
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See how Washington County's construction hours rules stack up against other locations.
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