Oregon, OH Noise from Specific Sources: HVAC & Mechanical Noise (2026)
Key Facts
- Fixed source definition
- Section 531.02(k), includes A/C and refrigeration units
- Residential nighttime limit
- 55 dBA in R-1/R-2, 10 p.m.-7 a.m.
- Residential daytime limit
- 60 dBA in R-1/R-2, 7 a.m.-10 p.m.
- Multi-family limit
- 60-65 dBA in R-3, R-4, R-5
- Standby equipment exemption
- up to 75 dBA at property line
- Penalty
- minor misdemeanor, Section 531.99
Summary
In the City of Oregon, Ohio, Codified Ordinances Section 531.02(k) names air conditioning and refrigeration apparatus as a regulated 'fixed source,' and Section 531.14 caps the noise it can put onto a neighbor's property line by zoning district and time of day, from 55 dBA overnight in R-1/R-2 to 75 dBA in M-2 zones at any hour.
(k) "Fixed source" means a machine or device capable of creating a noise level at the property upon which it is regularly located, including but not limited to: air conditioning and refrigeration apparatus, industrial and commercial process machinery, fan, etc. ... 531.14 FIXED SOURCE NOISE LEVELS. (a) No person shall operate any fixed machinery or equipment, or similar mechanical device in any manner so as to create any noise which would cause the noise level measured at the property line of the property affected by the noise emission, to exceed the applicable fixed noise level in this section. Noise limits shall not exceed the following: Zoning District Time Period Sound Level dbA R-1, R-2 10 p.m. - 7 a.m. 55 7 a.m. - 10 p.m. 60 R-3, R-4, R-5 10 p.m. - 7 a.m. 60 7 a.m. - 10 p.m. 65
Full Breakdown
02(k) as a machine or device capable of creating a noise level at the property where it is regularly located. 14(a) then sets the ceiling: no person may operate any fixed machinery or equipment, including that HVAC apparatus, in a manner that pushes the noise level measured at the affected property line above the applicable limit for the zoning district and time of day. and 60 dBA during the day. R-3, R-4 and R-5 multi-family districts allow 60 dBA at night and 65 dBA by day.
C-1 through C-3 commercial districts allow 65 dBA at night, C-4 and C-5 allow 70 dBA by day, and the M-1 and Advanced Manufacturing districts allow 70 dBA at any hour, with M-2 at 75 dBA around the clock. A zoning district not listed follows the most closely related land use. Subsection (b) exempts standby equipment operated only in emergencies, provided it does not exceed 75 dBA at the property line. A property owner whose condenser or rooftop unit cannot meet the applicable limit can apply for a variance under the chapter's variance provisions rather than simply exceed the cap. 03. 99, with each day of continuing violation a separate offense.
Violations & Fines
Operating a fixed source, including HVAC and refrigeration equipment, above the Section 531.14 limit for the zone and time of day is a minor misdemeanor under Section 531.99. Each day the violation continues is a separate offense, and citations go to the person, firm or corporation present at the time of the alleged offense. A unit that also exceeds the limit by 10 dBA or more can be charged separately as unnecessary, excessive or offensive noise under Section 531.03.
Frequently Asked Questions
How loud can my air conditioner legally be in Oregon, Ohio?
Does the Oregon noise ordinance name air conditioning units specifically?
What can I do if a neighbor's HVAC unit is too loud in Oregon, Ohio?
Can a business get a variance for a loud rooftop unit?
Sources & Official References
Other rules in Oregon
Compare Oregon to another location·View the Ohio noise from specific sources overview
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