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Richland County, SC Noise Ordinances: Construction Hours (2026)

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

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

Key Facts

Equipment allowed
After 6:00 a.m. to 10:00 p.m.
Covered devices
Saws, sanders, grinders, yard tools
Rule
Sec. 18-3 power-equipment exemption
Standard
Plainly audible at 50 feet
Max fine
Up to $500.00

Summary

Richland County's noise ordinance sets no separate construction curfew, but domestic power equipment such as saws and grinders is only exempt from the noise rule when operated after 6:00 a.m. and no later than 10:00 p.m. Outside that window it can violate Section 18-3.

City-specific rules exist: Columbia has its own construction hours rules that differ from Richland County's county-level regulations. If you live in Columbia, check the city-specific page instead.

Noise from domestic power equipment including, but not limited to, chain saws, sanders, grinders, lawn and garden tools or similar devices operated after 6:00 a.m. and no later than 10:00 p.m. are exempt.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2026 S-24: This supplement is current through Ordinance No. 033-25HR).

Full Breakdown

Section 18-3 exempts noise from domestic power equipment (chain saws, sanders, grinders, lawn and garden tools and similar devices) only when operated after 6:00 a.m. and before 10:00 p.m. Construction and yard work run overnight can therefore be cited under the plainly-audible-at-50-feet nuisance standard. Richland County does not publish a distinct construction-hours section for the unincorporated county; the general noise ordinance and its 6 a.m.–10 p.m. equipment window are the operative rule. Municipal construction-hour rules may differ inside Columbia and other cities.

Violations & Fines

Operating equipment outside the 6 a.m.–10 p.m. window that is plainly audible at 50 feet can be cited under Sec. 18-3, with a fine up to $500.00.

Frequently Asked Questions

When can I run a chainsaw or lawn tools?
Domestic power equipment is exempt from the noise rule only between 6:00 a.m. and 10:00 p.m. Running it outside those hours loud enough to disturb neighbors can violate Section 18-3.
Is there a separate construction-hours law?
Not for the unincorporated county. The general noise ordinance and its 6 a.m.–10 p.m. power-equipment window govern. Cities within Richland County may set their own construction hours.

Sources & Official References

Other rules in Richland County

All Richland County rules

How Richland County compares: Cities with the Strictest Construction Hours·Compare Richland County to another location·View the South Carolina noise ordinances overview

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Construction Hours in Cities Across Richland County