Noise from Specific Sources in Oregon (2026)
36 rules on the books across Oregon, 14 cities and counties. Select a rule to read the full details.
Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions
HVAC & Mechanical Noise
Noise limits for air conditioners, heat pumps, pool equipment, and other mechanical systems, including decibel thresholds measured at the property line.
Bend
Some RestrictionsBend Code § 5.50.025(B)(5) makes it a violation to run air conditioning, heating, heat pump, refrigeration, pool or hot…
Read full rule →Eugene
Some RestrictionsEugene caps noise from residential heat pumps, fans, air conditioners, stationary pumps, cooling towers, and…
Read full rule →Hillsboro
Some RestrictionsHillsboro caps noise from air conditioners, heat pumps and other mechanical equipment under its general sound…
Read full rule →Lane County
Some RestrictionsA noisy heat pump, air conditioner, or refrigeration unit, including one mounted on a vehicle, is a regulated "Sound…
Read full rule →Multnomah County
Some RestrictionsHeat pumps, air conditioners, and refrigeration units are regulated sound-producing devices in unincorporated Multnomah…
Read full rule →Portland
Some RestrictionsPortland has no HVAC-specific noise rule; air conditioners, heat pumps and other stationary equipment fall under the…
Read full rule →Springfield
Some RestrictionsIn the City of Springfield, Oregon, rooftop and ground-mounted HVAC units in mixed-use developments cannot just hum…
Read full rule →Tigard
Some RestrictionsIn the City of Tigard, Oregon, operating air conditioning or heating units, heat pumps, refrigeration units and…
Read full rule →Bar & Nightclub Noise
Noise regulations specific to bars, nightclubs, and entertainment venues, including bass frequency limits, soundproofing requirements, and complaint procedures.
Beaverton
Some RestrictionsBars, restaurants, and other commercial establishments in Beaverton can't let unreasonably loud or raucous noise…
Read full rule →Multnomah County
Some RestrictionsBars and nightclubs in unincorporated Multnomah County must keep loudspeaker, PA, and live music sound at or below 60…
Read full rule →Portland
Some RestrictionsPortland bars, taprooms, and nightclubs with amplified music must not cause a noise disturbance, and after 10 p.m…
Read full rule →Springfield
Some RestrictionsIn the City of Springfield, Oregon, Municipal Code Section 5.220(3)(f) is the general noise-ordinance clause bars and…
Read full rule →Washington County
Some RestrictionsWashington County has no decibel limit for bars or nightclubs, but its general noise standard makes it unlawful to…
Read full rule →Car Alarm Limits
Maximum duration for car alarms before they must auto-silence, penalties for repeated false alarms, and vehicle towing authority for chronic alarm violations.
Beaverton
Some RestrictionsBeaverton caps a car horn or vehicle alarm sounding on a highway or public-use lot at 10 consecutive seconds, unless…
Read full rule →Clackamas County
Some RestrictionsSounding a car alarm, or any other emergency signaling device, outdoors in unincorporated Clackamas County is a per se…
Read full rule →Multnomah County
Some RestrictionsUnincorporated Multnomah County caps sound from sirens and alarms at 60 dBA daytime and 50 dBA nighttime under the…
Read full rule →Portland
Some RestrictionsPortland bans parking or stopping a vehicle whose alarm doesn't shut itself off within an aggregate three minutes…
Read full rule →Springfield
Light RestrictionsIn the City of Springfield, Oregon, Municipal Code Section 5.220 makes any unreasonably loud or long noise a violation…
Read full rule →Hillsboro
Few RestrictionsHillsboro's noise ordinance exempts bona fide alarm systems, including vehicle alarms, from the city's decibel limits…
Read full rule →Generator Noise
Rules for portable and standby generators, including permitted operating hours, decibel limits, and restrictions during non-emergency use.
Albany
Some RestrictionsIn the City of Albany, Oregon, a generator powering a mobile food unit cannot run within 300 feet of residential…
Read full rule →Beaverton
Some RestrictionsBeaverton bans noise from a generator or other internal combustion engine in residential and noise-sensitive areas…
Read full rule →Clackamas County
Some RestrictionsClackamas County's Noise Control chapter names generators among the sound sources it regulates and caps any sound…
Read full rule →Corvallis
Some RestrictionsCorvallis Municipal Code Section 5.03.030.020.04 makes it a prohibited noise to use a mechanical device operated by…
Read full rule →Multnomah County
Some RestrictionsMultnomah County limits backup generator noise at wireless facilities to 5 dBA above ambient or 55 dBA, whichever is…
Read full rule →Salem
Some RestrictionsSalem's noise code has no section naming generators specifically; instead SRC 93.020(k) sweeps any sound source "not…
Read full rule →Springfield
Some RestrictionsIn the City of Springfield, Oregon, Springfield Municipal Code § 5.220(3)(c) makes it a per se noise violation to run a…
Read full rule →Delivery Truck Noise
Time-of-day restrictions on commercial delivery trucks operating in residential zones, including back-up beepers, refrigeration units, and engine idling.
Tigard
Heavy RestrictionsIn the City of Tigard, Oregon, exhaust brakes (jake brakes) are prohibited at all times, regardless of noise level…
Read full rule →Beaverton
Some RestrictionsBeaverton bars unreasonably loud, raucous, or excessive noise from loading or unloading a delivery vehicle at a…
Read full rule →Eugene
Some RestrictionsEugene bars loading or unloading vehicles, and opening, closing, or destroying boxes, crates, and containers, between…
Read full rule →Multnomah County
Some RestrictionsThe county's Sound Control Law treats a delivery truck's engine or exhaust as a regulated sound source once it's parked…
Read full rule →Hillsboro
Few RestrictionsHillsboro's noise ordinance exempts sounds caused by regular vehicular traffic on premises open to the public, so…
Read full rule →Low-Frequency Bass Limits
Special bass-frequency (≤125 Hz) sound limits for venues, including dB(C) measurement standards and how cities differentiate bass noise from baseline ambient.
Beaverton
Some RestrictionsBeaverton bans radios, stereos, boomboxes, and similar devices from producing sound, including heavy bass, that is…
Read full rule →Corvallis
Some RestrictionsIn the City of Corvallis, amplified music and sound systems above the baseline decibel limits need a City Manager…
Read full rule →Eugene
Some RestrictionsEugene caps low-frequency industrial and commercial noise under EC 6.752, setting octave-band sound pressure limits at…
Read full rule →Multnomah County
Some RestrictionsUnincorporated Multnomah County caps stereo, radio, and musical-instrument noise (including vehicle systems) at 50 dBA…
Read full rule →Tigard
Some RestrictionsThe Tigard Municipal Code prints no separate low-frequency or bass limit. In the City of Tigard, Oregon, thumping music…
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