What is the residential decibel limit in Duluth, MN?

Daytime limit: L10 = 65 dBA, L50 = 60 dBA (7:00 AM - 10:00 PM). Nighttime limit: L10 = 55 dBA, L50 = 50 dBA (10:00 PM - 7:00 AM). These are Minnesota state noise rules (Minn. R. 7030.0040) applicable to residential locations (NAC 1), where L10 is the noise level exceeded for 10% of the hour, and L50 for 50% of the hour.

Who do I call for a noise complaint in Duluth, MN?

For non-emergencies, contact the police at (218) 730-5400. For code violations, contact Code Enforcement at (218) 730-5580 (Zoning Code Enforcement).

Duluth, MN Noise Ordinance

Quiet Hours: Weekdays: 10:00 PM - 7:00 AM; Weekends/Holidays: 10:00 PM - 10:00 AM (for loudspeakers, sound amplifiers, construction, powered model vehicles, and non-emergency alarms).

Residential Decibel Limit: L10 = 65 dBA, L50 = 60 dBA (7:00 AM - 10:00 PM) (Day) / L10 = 55 dBA, L50 = 50 dBA (10:00 PM - 7:00 AM) (Night)

Summary: Duluth, MN noise ordinances, primarily Chapter 34 and Section 9-65 of the City Code, prohibit unreasonable disturbances to peace, quiet, comfort, or decency in neighborhoods. Specific restrictions apply to amplified sound, construction, animal noise, and vehicle operation. Violations can result in fines, with barking dogs and loud car stereos typically incurring a $50 penalty.

Local Noise Laws

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