What is the residential decibel limit in Rockville, MD?

Daytime limit: 65 dBA. Nighttime limit: 55 dBA. Limits apply at the receiving property line. If ambient noise exceeds the maximum allowable level, the standard is adjusted to ambient + 3 dBA. Unlawful to operate sound-producing devices exceeding 55 dBA at the residential receiving property line during quiet hours.

Who do I call for a noise complaint in Rockville, MD?

For non-emergencies, contact the police at 240-314-8900. For code violations, contact Code Enforcement at 240-314-8330.

Rockville, MD Noise Ordinance

Quiet Hours: Weekdays: 9 PM - 7 AM; Weekends/Holidays: 9 PM - 9 AM (for general noise). For amplified sound from bars/restaurants: 10 PM - 7 AM.

Residential Decibel Limit: 65 dBA (Day) / 55 dBA (Night)

Summary: Rockville, MD noise ordinances, outlined in Chapter 7 of the City Code and Montgomery County's Chapter 31B, regulate sound levels to protect public health and welfare. Enforcement is handled by the Department of Environmental Management (DEM) and police, with specific decibel limits for residential and commercial areas during day and night, alongside restrictions on construction and amplified sound.

Local Noise Laws

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