Nevada County, CA Noise Ordinances: Construction Hours (2026)
Construction hours in Nevada County, CA, sometimes called construction noise rules or contractor work-hour ordinances, set when contractors can run power tools, hammers, and heavy equipment.
Key Facts
- County-wide construction curfew
- None (no fixed ordinance)
- Construction vs. noise standards
- Exempt under LUDC Sec. L-II 4.1.7
- CEQA-significant window
- 7:00 p.m. - 7:00 a.m. near homes
- Limits imposed via
- Use permits & CEQA mitigation, case-by-case
- Planning contact
- Community Development Agency, 530-265-1222
Summary
Unincorporated Nevada County does not have a county-wide ordinance setting fixed construction hours. Construction activity is expressly exempt from the County's exterior noise standards; limits on construction timing are instead imposed project-by-project through use permits and CEQA mitigation.
f. The above standards shall not apply to those activities associated with the actual construction of a project or to those projects associated with the provision of emergency services or functions.
Full Breakdown
7, Noise) expressly exempt construction activities from the County's exterior noise limits. Because there is no blanket statutory construction curfew for the unincorporated area, the timing of construction is generally controlled on a project-specific basis. near sensitive receptors such as homes is treated as a potentially significant impact, and individual projects are conditioned to limit work to daytime hours and to apply best-management practices (for example, posting allowable construction hours and a contact phone number, and turning off idle equipment after five minutes). These conditions are applied through use permits, conditions of approval, and CEQA mitigation rather than a stand-alone noise ordinance. Property owners should confirm any hour restrictions attached to their specific building or grading permit with the Nevada County Community Development Agency (Planning, 530-265-1222).
Violations & Fines
There is no general construction-hours ordinance to violate; restrictions are enforced as conditions of a project's use permit, building/grading permit, or CEQA mitigation. Violating a permit condition is handled by Code Compliance and can lead to citation.
Frequently Asked Questions
What are the legal construction hours in unincorporated Nevada County?
Can the County restrict when work happens on a specific project?
Sources & Official References
Other rules in Nevada County
How Nevada County compares: Cities with the Strictest Construction Hours·California rules heatmap·Compare Nevada County to another location·View the California noise ordinances overview
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