Washington County, OR Noise Ordinances: Amplified Music & Events (2026)

467.020 Prohibition on emission of noise in excess of prescribed levels. Except as provided in ORS 467.131 and 467.133, no person may emit, cause the emission of, or permit the emission of noise in excess of the levels fixed therefor by the Environmental Quality Commission pursuant to ORS 467.030. [1971 c.452 §3; 1995 s.s. c.3 §40c; 1996 c.8 §2] [...] 467.100 Local regulation of noise sources; exemption from state enforcement; rules. (1) Pursuant to this chapter, in order to protect the health, safety and welfare of its citizens, a city or county may adopt and enforce noise ordinances or noise standards otherwise permitted by law. A city or county may also adopt such standards for a class of activity exempted by the commission or noise emission sources not regulated by the commission. (2) The commission may by rule withdraw from enforcement any or all of its rules or standards adopted pursuant to this chapter within the boundaries of any city or county, if the commission finds such city or county: (a) Has adopted noise standards that are at least as stringent as and no less protective than those standards adopted by the state; and (b) Has a program of active enforcement of such standards which, in the commission's view, is at least as protective of the public health, safety and welfare as would be the enforcement provided by the department. [...] 467.990 Penalties. Violation of any provision of this chapter or rules or orders made under the provisions of this chapter is a Class B misdemeanor. Each day of violation shall be considered a separate offense.