Idaho Falls, ID Noise Ordinances: Decibel Limits (2026)
Key Facts
- Curfew hours
- 12:00 am to 5:30 am
- Zone exemption
- Industrial/Manufacturing zones exempt
- First offense
- Infraction, Council-set fine
- Repeat offense
- Misdemeanor after 2/year
Summary
Idaho Falls, Bonneville County, bans plainly audible manufacturing noise from midnight to 5:30 a.m., except in zones designated Industrial or Manufacturing.
No person shall conduct, perform, or continue a manufacturing process that creates plainly audible noise or sound between the hours of 12:00 a.m. and 5:30 a.m. except when the source of the noise or sound is in an area zoned for Industrial or Manufacturing uses under this Code.
(4) Firework Noise No person shall create or cause plainly audible sound or noise caused by or created by a firework. This section shall not be deemed to regulate any aspect of firework sales, possession, or use beyond the sounds created by fireworks.
(a) Exception: Plainly audible noise or sound caused by or created by a firework during (i) the celebratory hours of 10:00 p.m. to midnight on December 31st; 12:00 am to 1:30 am on January 1st, and (ii) 8:00 p.m. and midnight on July 3rd through July 5th; or (iii) during an event for which a firework display permit was issued pursuant to the requirements of this Code.
(5) Excessive Vehicle Noise. No person shall use, operate, or permit to be used, attached, installed, or operated from a vehicle glass packed mufflers, loud tailpipes, and similar amplified or unamplified sound emitting devices, modification, or apparatuses in or on a motor vehicle that is plainly audible noise.
(6) Construction Noise in Residential Areas: No person shall create, continue, or cause any plainly audible noise within an area that is zoned residential that is
Full Breakdown
The nuisance-noise ordinance bars any manufacturing process that creates plainly audible noise between 12:00 a.m. and 5:30 a.m. anywhere in Idaho Falls - unless the source sits in a district zoned Industrial or Manufacturing under the city's zoning ordinance, which is exempt from the curfew. Outside those zones, a manufacturer running loud equipment overnight faces the same infraction-then-misdemeanor penalty structure as the rest of the noise chapter.
Violations & Fines
Infraction with a Council-set fine; a second violation within one calendar year is a misdemeanor (§ 5-4-11(F)).
Frequently Asked Questions
Can factories run loud equipment overnight in Idaho Falls?
What counts as manufacturing noise under the ordinance?
Sources & Official References
Other rules in Idaho Falls
Compare Idaho Falls to another location·View the Idaho noise ordinances overview
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