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location_onSanta Monica, CA
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Santa Monica, CA
Noise Ordinance Overview

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Official Decibel Limits

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Residential Day
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Residential Night
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"Santa Monica Municipal Code Section 4.12.060 addresses exterior noise standards across different Noise Zones, with adjustments for impulsive or simple tone noise, speech, or music. However, the specific base decibel limits for residential and commercial zones are not explicitly provided in the available snippets. The ordinance often relies on a 'unreasonably disturb the peace' standard, particularly in public spaces due to First Amendment considerations."

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AI Executive Summary

Gemini AI

Santa Monica, CA noise ordinances, primarily found in Municipal Code Chapter 4.12, prohibit unreasonable disturbances affecting peace and comfort. Specific restrictions apply to construction (e.g., Mon-Fri 8 AM-6 PM), amplified sound (e.g., not after 10 PM weekdays in Noise Zone I), and noisy animals (barking over five continuous minutes). The city generally emphasizes a subjective 'unreasonably disturb' standard.

Specific Noise Restrictions

construction

Construction

General construction and demolition activities are prohibited before 8 AM or after 6 PM Monday through Friday. On Saturdays, work is not permitted before 9 AM or after 5 PM. All construction is prohibited on Sundays and on New Year's Day, Martin Luther King Jr.'s Birthday, President's Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day, and Christmas Day. City of Santa Monica employees or public utilities have slightly different hours, typically 7 AM to 6 PM Monday-Friday. Activities involving particularly loud equipment like pile drivers or jackhammers are restricted to 10 AM to 3 PM Monday-Friday.

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Amplified Sound

No person shall use or operate sound amplifying equipment in public parks, beaches, or recreational facilities after 10 PM and before 7 AM on weekdays, or 8 AM on weekends. Similar restrictions apply to public sidewalks, streets, alleys, or parkways in Noise Zone I during these hours. Stationary amplified sound in Noise Zone I public areas between 8 PM and 10 PM is limited to a single 45-minute period on more than two days in any seven-day period.

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Animals

No person shall permit any animal under their control to bark, yell, or cry for more than five continuous minutes or for fifteen total minutes in any sixty-minute period. Animal Control may decline investigation of a complaint without a second complaint from another household about the same animal within 12 hours.

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Vehicles

Not specified. The general regulation against unreasonably disturbing the peace may apply to excessively loud vehicle noise.

Noise Protection Score

BGood

How well does Santa Monica protect residents from noise?

Decibel Limits10/25

Qualitative standard

Quiet Hours25/25

Extensive coverage

Penalties13/25

Standard fines

Coverage25/25

4 noise categories regulated

compare_arrowsCompare Another CityScore: 73/100 — Based on dB limits, quiet hours, penalties, and ordinance breadth

Frequently Asked Questions

What are the quiet hours in Santa Monica, CA?

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Santa Monica's quiet hours: Generally, quiet behavior is expected from 10 PM to 8 AM. Amplified sound is restricted after 10 PM and before 7 AM on weekdays, or 8 AM on weekends, in certain public areas. Construction is prohibited before 8 AM or after 6 PM Monday-Friday, before 9 AM or after 5 PM on Saturday, and all day Sunday and holidays.. During these hours, noise must stay below residential nighttime decibel limits at the property line. Violations can result in fines on the first offense.

What are the noise decibel limits in Santa Monica?

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Santa Monica's residential noise limits: Not specified dB(A) during the day and Not specified dB(A) at night. Commercial zones allow Not specified. Limits are measured at the receiving property line.

How do I file a noise complaint in Santa Monica?

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Call the Santa Monica police non-emergency line at (310) 458-8491. For ongoing violations, contact code enforcement at (310) 458-4984. Have the address, noise type, and duration ready. You can request to remain anonymous.

What is the fine for a noise violation in Santa Monica?

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Santa Monica's noise violation penalties: Violations of Santa Monica Municipal Code Chapter 4.12 are considered a public offense and may be subject to administrative fines and penalties according to Chapters 1.09 and 1.10 of the Code. Interfering with law enforcement's efforts to enforce the chapter, including noise measurements, is also unlawful.. Fines typically escalate with repeat offenses and may result in misdemeanor charges for chronic violations.

What are the dog barking rules in Santa Monica?

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Santa Monica's rules: No person shall permit any animal under their control to bark, yell, or cry for more than five continuous minutes or for fifteen total minutes in any sixty-minute period. Animal Control may decline investigation of a complaint without a second complaint from another household about the same animal within 12 hours.. To report a barking dog, contact animal control at Not specified or the police non-emergency line.

When can construction work start in Santa Monica?

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Santa Monica's construction noise rules: General construction and demolition activities are prohibited before 8 AM or after 6 PM Monday through Friday. On Saturdays, work is not permitted before 9 AM or after 5 PM. All construction is prohibited on Sundays and on New Year's Day, Martin Luther King Jr.'s Birthday, President's Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day, and Christmas Day. City of Santa Monica employees or public utilities have slightly different hours, typically 7 AM to 6 PM Monday-Friday. Activities involving particularly loud equipment like pile drivers or jackhammers are restricted to 10 AM to 3 PM Monday-Friday.. Violations can be reported to code enforcement, which can issue stop-work orders for unpermitted or off-hours construction.

Are there rules about loud music in Santa Monica?

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Yes. Santa Monica's ordinance: No person shall use or operate sound amplifying equipment in public parks, beaches, or recreational facilities after 10 PM and before 7 AM on weekdays, or 8 AM on weekends. Similar restrictions apply to public sidewalks, streets, alleys, or parkways in Noise Zone I during these hours. Stationary amplified sound in Noise Zone I public areas between 8 PM and 10 PM is limited to a single 45-minute period on more than two days in any seven-day period.. Music exceeding residential decibel limits or plainly audible across property lines during quiet hours is a citable violation.

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