Quiet hours in Durham, NC — also called the noise ordinance, nighttime noise rules, or residential quiet time — define the hours during which excessive noise is prohibited.
Durham caps daytime sound at 60 dBA (8 AM to 11 PM) and nighttime sound at 50 dBA (11 PM to 8 AM) under Ch. 26, Sec. 26-23. Measured at property line using A-weighted ANSI sound meters.
Under Sec. 26-3 and Sec. 26-4, it is unlawful to make, permit, continue, or cause any unreasonably loud and disturbing noise in Durham. The ordinance defines disturbing noise as sound perceived by a person of ordinary sensibilities as interrupting normal peace and calm. Factors considered include time of day, proximity to residences, recurrence, volume and intensity, electronic amplification, and the zoning character of the area. Sec. 26-23 establishes quantitative sound level limits: 60 dBA during daytime hours (8 AM to 11 PM) and 50 dBA during nighttime hours (11 PM to 8 AM). Sound is measured using frequency weighting network A per ANSI specifications. First-time violations are not given warnings and are referred to the Durham County Misdemeanor Diversion Program or issued a citation with a court appearance required.
Noise ordinance violations carry criminal consequences. First-time offenders are referred to the Durham County Misdemeanor Diversion Program or issued a citation requiring a court appearance. No warnings are given for first offenses. Violations are classified as misdemeanors under N.C.G.S. 14-288.4(a)(2), carrying fines up to $500 and potential jail time up to 30 days.
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