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Chatham County, GA Noise Ordinances: Construction Hours (2026)

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

Construction hours in Chatham County, GA, sometimes called construction noise rules or contractor work-hour ordinances, set when contractors can run power tools, hammers, and heavy equipment.

Key Facts

Overnight restriction
10 p.m.-7 a.m., audibility-based
Daytime decibel cap
75 dBA at property line
Exempt
emergency utility repair work
Variance option
Sec. 24-310, County Commissioners
Enforcement
County Noise Control Officer, Sec. 24-311

Summary

Chatham County bars construction, drilling, demolition and utility maintenance noise that crosses a residential property line or a posted Noise Sensitive Area between 10 p.m. and 7 a.m. under Sec. 24-308. Even during the day, a reading above 75 dBA at that boundary is automatically deemed a violation, with emergency utility repairs exempt.

These county ordinances apply to unincorporated areas of Chatham County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

No person shall operate or permit the operation of any tools or equipment in construction, drilling, demolition work, or in preventative maintenance work for public service utilities: a. Between the hours of 10:00 P.M. and 7:00 A.M., in any manner which creates a noise disturbance across a residential real property boundary or within a noise sensitive area. b. At any other time, in any manner which creates a noise disturbance across a real property boundary or within a noise sensitive area; for purposes of this subparagraph, a sound level at or across a real property boundary or within a noise sensitive area in excess of seventy-five (75) dBA shall be deemed a noise disturbance.

Full Breakdown

Sec. 24-308 splits construction noise into two windows. , any tool or equipment used in construction, drilling, demolition, or preventative maintenance work for public service utilities that creates a noise disturbance across a residential property line or within a posted Noise Sensitive Area is a violation, with no decibel floor specified, so an audibility-based disturbance complaint can be enough. During the rest of the day, the section switches to a numeric test: a sound level at or across a real property boundary or inside a Noise Sensitive Area in excess of 75 dBA is deemed a disturbance regardless of how briefly it is heard, a considerably higher ceiling than the 60 dBA daytime residential limit that applies to ordinary fixed noise sources under Sec.

24-304. The section exempts two categories outright: emergency work or repair work performed by or for governmental entities or public service utilities, and the domestic power tools already carved out under Sec. 24-304(2), electrical tools and muffler-equipped lawn and garden equipment. Chatham County's Noise Control Officer administers and enforces Sec. 24-308 under Sec. 24-311, with authority to issue abatement orders against a job site, and a builder who needs to work outside these hours can seek a temporary variance permit from the Chatham County Commissioners under Sec. 24-310 by showing the work cannot otherwise comply and no reasonable alternative exists.

Violations & Fines

Construction, drilling or demolition noise crossing a residential boundary between 10 p.m. and 7 a.m. is a violation without any decibel test; during the day, a reading over 75 dBA at the property line is automatically a violation under Sec. 24-308. Penalties match the rest of the noise ordinance: a misdemeanor under Sec. 24-311(3), up to $500 and 30 days in jail per Sec. 2-108, each day charged separately.

Frequently Asked Questions

What time can construction noise start in Chatham County?
Sec. 24-308 bars construction, drilling, demolition or utility maintenance noise that crosses a residential property line or Noise Sensitive Area between 10:00 p.m. and 7:00 a.m. Work resuming at 7:00 a.m. is permitted, though daytime work is still capped at 75 dBA measured at the boundary.
Is there a decibel limit for daytime construction noise in Chatham County?
Yes. Outside the overnight curfew, Sec. 24-308(1)(b) deems any reading over 75 dBA at or across a residential property line or Noise Sensitive Area a noise disturbance, a higher ceiling than the ordinary 60 dBA daytime residential limit under Sec. 24-304, reflecting that construction work is expected to be louder.
Are emergency utility repairs exempt from Chatham County's construction noise hours?
Yes. Sec. 24-308(1)(c) exempts emergency work or repair work performed by or for governmental entities or public service utilities from both the overnight curfew and the 75 dBA daytime cap, along with the domestic power tools already exempted under Sec. 24-304(2).

Sources & Official References

Other rules in Chatham County

All Chatham County rules

How Chatham County compares: Cities with the Strictest Construction Hours·Compare Chatham County to another location·View the Georgia noise ordinances overview

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