Noise from Specific Sources in Mount Pleasant, SC (2026)
2 verified noise from specific sources rules for Mount Pleasant, South Carolina, sourced directly from the municipal code and official government pages.
Verified from official government sources
Car Alarm Limits
The Town of Mount Pleasant's alarm-systems ordinance, which licenses alarm businesses and penalizes excessive false alarms at buildings, expressly does not apply to audible alarms affixed to automobiles, so vehicle car alarms are not separately regulated or permitted under Chapter 111.
Mount Pleasant Auto Alarms Are Exempt
Few RestrictionsMount Pleasant Code of Ordinances §§ 111.01, 111.04
ALARM SYSTEM. ... Any assembly of equipment, mechanical or electrical, arranged or designed to signal the occurrence of an illegal entry, fire, need for medical assistance, or other activity or hazard requiring urgent attention within a building, home, structure, or facility and to which the Town Police Department or Town Fire Department is expected to respond, including all automatic dialing s...
Low-Frequency Bass Limits
In the Town of Mount Pleasant, thumping bass counts as noise the moment it can be heard outside its source. Town Code § 132.03(A) singles out rhythmic, bass-reverberating sound for a lower bar than ordinary noise: detecting the beat itself is enough to make it 'plainly audible' and unlawful under § 132.03(E)(2), no decibel meter required.
Low-Frequency Bass Noise Rules in Mount Pleasant
Some RestrictionsMount Pleasant Code of Ordinances § 132.03(A), (E)(2)
PLAINLY AUDIBLE. Able to be clearly heard by a person of normal sensibilities using only unaided auditory senses. PLAINLY AUDIBLE shall refer to a sound heard at a volume level above that of normal conversation, and shall not include sounds that are just barely audible. With respect to music and amplified sounds, the detection of rhythmic, base-reverberating-type sound, beat or cadence shall be...
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County ordinances apply to unincorporated areas and may supplement Mount Pleasant city rules.
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