Weld County, CO Noise Ordinances: Construction Hours (2026)
Construction hours in Weld County, CO, sometimes called construction noise rules or contractor work-hour ordinances, set when contractors can run power tools, hammers, and heavy equipment.
Key Facts
- County construction curfew
- None set
- Construction noise cap
- 80 dB(A) day / 75 night
- Exemption
- Sec. 14-9-60(N) construction sites
- Greeley rule
- General nuisance standard only
- Check locally
- City or town may set hours
Summary
Weld County's noise ordinance sets no construction hours. It exempts noise produced at a construction site and allows construction and industrial noise up to 80 dB(A). Greeley addresses construction noise only through its general nuisance-noise rule.
The provisions of this Article shall not apply to: ... N. Any noise produced at a construction site.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Charter and County Code: Supplement 95).
Full Breakdown
Weld County Code Sec. 14-9-60(N) expressly exempts construction-site noise from the Article IX limits, and Sec. 14-9-40 sets an 80 dB(A) daytime / 75 dB(A) nighttime ceiling for an Industrial Area or Construction Activities. So the unincorporated county imposes no start or stop clock on construction. Inside Greeley there is no dedicated construction-hours section either; excessive construction noise is addressed under the general standard (Sec. 12-325) barring noise that annoys a reasonable person. Your city or town may add stricter permit-based hours, so confirm locally before early-morning work.
Violations & Fines
County construction-site noise is exempt (no fine). Excessive noise in Greeley can be cited under the general noise standard, Sec. 12-325.
Frequently Asked Questions
What hours can construction run in unincorporated Weld County?
Does Greeley limit construction hours?
Sources & Official References
Other rules in Weld County
How Weld County compares: Cities with the Strictest Construction Hours·Compare Weld County to another location·View the Colorado noise ordinances overview
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