Noise Ordinances in Mount Pleasant, SC (2026)
6 verified noise ordinances for Mount Pleasant, South Carolina, sourced directly from the municipal code and official government pages.
Verified from official government sources
Construction Hours
The Town of Mount Pleasant bars building operations between 9:00 p.m. and 7:00 a.m. under Town Code § 132.03(E)(3). Even during allowed hours, construction noise that is plainly audible from inside a neighboring residence or business is a violation on its own.
Construction Noise Hours in Mount Pleasant
Some RestrictionsMount Pleasant Code of Ordinances § 132.03(E)(3)
(3) Building noise. Building operations between the hours of 9:00 p.m. and 7:00 a.m. the following day is prohibited. Any noise generated from building operations, at any time, that is plainly audible from inside of a residence or place of business of a receiving property shall constitute a violation of this section.
Barking Dogs
The Town of Mount Pleasant makes it unlawful under § 90.29(B)(4) for any owner to let an animal bark, whine, howl, honk, bray, or cry in an excessive, continuous, untimely, or unreasonable way that seriously annoys or interferes with a neighboring property's use and enjoyment.
Mount Pleasant Barking Dog Nuisance Rule
Some RestrictionsMount Pleasant Code of Ordinances § 90.29(B)(4)
(4) Allowing or permitting an animal to bark, whine, howl, honk, bray, cry, or make other noises in an excessive, continuous, untimely, or unreasonable fashion, or to make other noise in such a manner so as to result in a serious annoyance or interference with the reasonable use and enjoyment of neighboring premises.
Amplified Music & Outdoor Sound
Amplified sound, defined in Town Code § 132.03(A) as sound boosted by any electronic means, is barred under § 132.03(E)(4) whenever it is plainly audible from inside a neighboring residence or business and did not originate there, with no separate time window.
Amplified Sound Rules in Mount Pleasant
Some RestrictionsMount Pleasant Code of Ordinances § 132.03(A), (E)(4)
AMPLIFIED SOUND. Sound augmented by any electronic means that increases the sound level or volume. ... (4) Amplified sound. Amplified sound that is plainly audible from inside of a residence or place of business of a receiving property and not originating from the receiving property.
Aircraft Noise
The Town of Mount Pleasant does not regulate aircraft noise under its town noise ordinance. Town Code § 132.03(G)(10) carves out an express exception for 'noise generated by any aircraft or generated in connection with the operation of any airport,' leaving that noise outside the § 132.03 framework entirely.
Aircraft Noise Exemption in Mount Pleasant
Few RestrictionsMount Pleasant Code of Ordinances § 132.03(G)(10)
(G) Exceptions. This section shall not apply to the following sources: ... (10) Noise generated by any aircraft or generated in connection with the operation of any airport;
Decibel Limits
The Town of Mount Pleasant caps ambient sound with hard numbers. Town Code § 132.03(C) makes it unlawful to exceed 60 dB(A) or 60 dB(C) during daytime hours and 55 dB(A) or 55 dB(C) during evening hours, measured with a sound level meter from the complaining property's line.
Mount Pleasant Noise Decibel Limits
Some RestrictionsMount Pleasant Code of Ordinances § 132.03(C)
(C) Maximum decibel levels. (1) Unless otherwise specifically indicated, it shall be unlawful for any person to cause or allow the emission of sound from any source or sources that, when measured pursuant to division (B) above, to exceeds 60 dB(A) or 60 dB(C) during daytime hours and 55 dB(A) or 55 dB(C) during evening hours. DAYTIME HOURS shall be defined as 8:00 a.m. to 9:00 p.m. on Sundays t...
Vehicle Noise
Town Code § 132.03(E)(5) makes it a town noise offense, on top of any state charge, for a motor vehicle's muffler to emit sound in violation of S.C. Code § 56-5-5020. Section 132.03(E)(1) separately bars unnecessary horn use within the Town of Mount Pleasant.
Vehicle Muffler Noise Rules in Mount Pleasant
Some RestrictionsMount Pleasant Code of Ordinances § 132.03(E)(5)
(5) Mufflers. Sound emitting from a motor vehicle's muffler in violation of S.C. Code § 56-5-5020.
Looking for Charleston County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Mount Pleasant city rules.
Noise Ordinances in Charleston County →