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West Valley City, UT Noise Ordinances: Construction Hours (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Construction hours in West Valley City, UT, sometimes called construction noise rules or contractor work-hour ordinances, set when contractors can run power tools, hammers, and heavy equipment.

Key Facts

Governing section
§ 24-22-108(7), Construction Work
Nighttime rule
10 p.m.-7 a.m., audible at boundary
Anytime rule
Exceeds manufacturing-zone dB limit
Manufacturing cap
75 dB(A) night / 80 dB(A) day
Waiver
Available under § 24-22-112
Penalty
Class B misdemeanor, per-day violation

Summary

West Valley City doesn't set a simple construction curfew; Municipal Code § 24-22-108(7) bars operating construction, repair or demolition equipment between 10 p.m. and 7 a.m. when it's plainly audible at the site's property boundary, or at any time if the equipment exceeds the manufacturing-zone decibel limits in § 24-22-109, 75 dB(A) at night and 80 dB(A) by day, wherever the work is happening.

The following acts are declared to be in violation of these rules and regulations if they occur between the hours of 10:00 P.M. and 7:00 A.M. and are plainly audible at the property boundary of the source; or if they occur at any time so as to be plainly audible at 50 feet from the source of the noise disturbance. ... (7) Construction Work. Operating, or causing to be used or operated, any equipment, machinery or vehicle used in construction, repair, alteration or demolition work on buildings, structures, streets, alleys or appurtenances thereto, irrespective of whether such construction actually occurs within the corporate limits of West Valley City: a. In any zone where such operation exceeds the sound level limits for a manufacturing zone as set forth in Section 24-22-109. b. The provision listed above for noise disturbances that are plainly audible at 50 feet from the source shall not apply to this subsection.

View official code

Official source re-checked September 8, 2026: no newer edition of the code had been published (publisher’s edition: current through Ordinance 26-30, passed June 23, 2026).

Full Breakdown

Construction noise gets its own subsection, and its own rules, within the Specific Noise Prohibitions of Section 24-22-108. and plainly audible at the property boundary of the work site. But Section 24-22-108(7)(b) expressly turns off the 50-feet-at-any-time test that applies to most of the chapter's other prohibited acts; construction equipment is instead measured against Section 24-22-108(7)(a), which sets the threshold as the sound level limits for a manufacturing zone under Section 24-22-109, regardless of what zone the work actually sits in. , measured at the property boundary, with an added five-decibel reduction if the equipment emits a pure tone or a cyclically varying or repetitive impulsive sound under Section 24-22-109(3).

The rule expressly applies "irrespective of whether such construction actually occurs within the corporate limits of West Valley City," reaching noise that crosses in from an adjoining project. A contractor who needs to run equipment outside these limits, for an emergency repair or a time-sensitive job, can seek a waiver from the Director of the Salt Lake Valley Health Department under Section 24-22-112 on a showing of undue hardship or for a temporary event.

Violations & Fines

A construction-noise violation is a class B misdemeanor under Section 24-22-119, with each day of noncompliant operation charged as a separate offense. The Salt Lake Valley Health Department and West Valley City Police Department share enforcement authority under Section 24-22-114, and sound level measurements are taken with an ANSI-standard, A-weighted sound level meter under Section 24-22-110 rather than by a simple audibility judgment call.

Frequently Asked Questions

What hours can construction equipment run in West Valley City?
There's no flat curfew number in the code; construction equipment violates Section 24-22-108(7) if it runs between 10 p.m. and 7 a.m. and is plainly audible at the site's property boundary, so work below that audibility threshold, or happening during the day, isn't automatically barred by the time rule.
Does the 50-foot noise rule apply to construction sites?
No. Section 24-22-108(7)(b) specifically exempts construction work from the 50-feet-at-any-time test that covers most other noise violations in the chapter; construction is instead measured against the decibel limits for a manufacturing zone.
What decibel limit applies to construction noise?
Section 24-22-109's manufacturing-zone limits apply to construction equipment no matter what zone the project is in: 75 dB(A) between 10 p.m. and 7 a.m., and 80 dB(A) between 7 a.m. and 10 p.m., measured at the property boundary.
Can a contractor get permission to exceed the noise limits?
Yes. Section 24-22-112 lets the Director of the Salt Lake Valley Health Department waive Chapter 24-22's noise restrictions for a temporary event or on a showing of undue hardship, with conditions the Director considers necessary to protect the surrounding neighborhood.

Sources & Official References

Other rules in West Valley City

All West Valley City rules

How West Valley City compares: Cities with the Strictest Construction Hours·Compare West Valley City to another location·View the Utah noise ordinances overview

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