Noise Ordinances in Clackamas County, OR (2026)
8 rules for unincorporated Clackamas County, Oregon.
Verified from official government sources
Quiet Hours
In unincorporated Clackamas County it is a per se violation to exceed 50 dBA between 10 p.m. and 7 a.m., or 60 dBA between 7 a.m. and 10 p.m. Nighttime is the strict quiet period. Cities like Oregon City set their own rules.
Clackamas County Quiet Hours: 50 dBA After 10 p.m.
Some RestrictionsClackamas County Code 6.05.040(A)
It shall be a per se violation of this chapter for any person to produce or permit to be produced, from a sound source either owned and operated by them or under their control, sound which exceeds: 1. 50 dBA at any time between 10 p.m. and 7 a.m. the following day; or 2. 60 dBA at any time between 7 a.m. and 10 p.m. B. The following acts are declared per se violations of this chapter b...
Construction Hours
Construction, demolition, alteration, or repair of a building, and excavation of streets and highways, may only occur between 7 a.m. and 10 p.m. in unincorporated Clackamas County under Code 6.05.040(B)(11). Government-performed bridge and street repair can run overnight when daytime work is impractical, and hand tools used for repair carry the same 7 a.m.-10 p.m. exemption window.
Construction Noise Hours in Clackamas County
Some RestrictionsClackamas County Code § 6.05.040(B)(11)
11. Construction or Repair of Buildings, Excavation of Streets and Highways: The construction, demolition, alteration, or repair of any building or the excavation of streets and highways other than between the hours of 7 a.m. and 10 p.m. 12. Blowers, and Similar Devices: Between the hours of 10 p.m. and 7 a.m. the following day, the operation of any noise-creating blower, power fan, or any i...
Barking Dogs
Clackamas County treats a barking dog as a noise nuisance two ways: Noise Control Code 6.05.040(B)(9) makes it a per se violation for any dog to unreasonably cause annoyance, alarm or noise disturbance in violation of Chapter 5.01, and 5.01.020(A)(4) defines that as barking, whining or howling heard off the owner's property for 30 continuous minutes or 45 intermittent minutes in a day.
Barking Dog Noise Rules in Clackamas County
Some RestrictionsClackamas County Code 6.05.040(B)(9); 5.01.020(A)(4)
9. Dogs: Any dog that unreasonably causes annoyance, alarm or noise disturbance in violation of the Clackamas County Animal Licensing, Services, and Enforcement Chapter 5.01. ... 4. CONTINUOUS ANNOYANCE means any dog that unreasonably causes annoyance, alarm or noise disturbance to any person by barking, whining, screeching, howling or making other sounds which may be heard beyond the boundary ...
Leaf Blower Rules
Running a gas leaf blower, power fan, or other internal-combustion blower between 10 p.m. and 7 a.m. is a per se noise violation in unincorporated Clackamas County if it is unreasonably loud and reaches a dwelling or noise-sensitive area, under Code 6.05.040(B)(12). Daytime blower use is unrestricted by this specific clause and instead governed by the chapter's general decibel caps.
Leaf Blower Noise Hours in Clackamas County
Some RestrictionsClackamas County Code § 6.05.040(B)(12)
12. Blowers, and Similar Devices: Between the hours of 10 p.m. and 7 a.m. the following day, the operation of any noise-creating blower, power fan, or any internal combustion engine, the operation of which causes noise due to the explosion of operating gases or fluids, provided that the noise is unreasonably loud and is received or perceived in dwellings or noise sensitive areas. 13. Commerc...
Amplified Music & Outdoor Sound
Between 10 p.m. and 7 a.m., unincorporated Clackamas County bars unreasonably loud loudspeakers, amplifiers, and PA systems near dwellings or noise-sensitive areas, and in public space where the sound is plainly audible and unreasonably loud across the property line, under Code 6.05.040(B)(6). Daytime amplified sound is judged under the chapter's general reasonableness standard instead.
Amplified Sound Rules in Clackamas County
Some RestrictionsClackamas County Code § 6.05.040(B)(6)
6. Loudspeakers, Amplifiers, Public Address Systems and Similar Devices: The unreasonably loud and raucous use or operation of a loudspeaker, amplifier, public address system, or other device for producing or reproducing sound between the hours of 10 p.m. and 7 a.m. the following day in the following areas: a. Within or in proximity to dwellings or noise sensitive areas. b. Within the pub...
Aircraft Noise
Unincorporated Clackamas County does not regulate aircraft noise under its own noise code. Code Section 6.05.060(C) exempts sounds from sources regulated by federal law, expressly naming aircraft alongside railroad and commercially licensed watercraft operations, leaving aircraft noise to federal aviation authority rather than the County's 50/60 dBA limits.
Aircraft Noise Exemption in Clackamas County
Few RestrictionsClackamas County Code § 6.05.060(C)
C. Sounds caused by sources regulated as to sound production by federal law, including, but not limited to, sounds caused by railroad, aircraft or commercially licensed watercraft operations; D. Sounds caused by bona fide use of emergency warning devices and alarm systems authorized by the Clackamas County Alarm Permit Chapter 8.07 or successor provisions; E. Sounds caused by blasting act...
Decibel Limits
Unincorporated Clackamas County bans any sound source from exceeding 50 dBA between 10 p.m. and 7 a.m. and 60 dBA between 7 a.m. and 10 p.m. under County Code 6.05.040(A). Exceeding either threshold is a per se violation regardless of intent, enforced by the Sheriff's Office with citations, sound-source seizure after repeat offenses, and fines set by the Board of County Commissioners.
Noise Decibel Limits in Clackamas County
Some RestrictionsClackamas County Code § 6.05.040(A)
A. It shall be a per se violation of this chapter for any person to produce or permit to be produced, from a sound source either owned and operated by them or under their control, sound which exceeds: 1. 50 dBA at any time between 10 p.m. and 7 a.m. the following day; or 2. 60 dBA at any time between 7 a.m. and 10 p.m. B. The following acts are declared per se violations of this chapte...
Vehicle Noise
Unincorporated Clackamas County bars sounding any vehicle horn, signaling device, or similar device on a right-of-way or in public space for more than ten consecutive seconds, under Code 6.05.040(B)(2). Genuine danger warnings are exempt. Loud exhaust and muffler noise fall instead under state law, ORS 815.250, which the Sheriff also enforces under Code 6.05.080.
Vehicle Horn Noise Rules in Clackamas County
Some RestrictionsClackamas County Code § 6.05.040(B)(2)
2. Vehicle, Horns, Signaling Devices, and Similar Devices: The sounding of any horn, signaling device, or other similar device on any vehicle on any right of way or in the public space of the County, for more than ten consecutive seconds. The sounding of any horn, signaling device, or other similar device, as a danger warning is exempt from this prohibition. 3. Non-Emergency Signaling Device...
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