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location_onDenver, CO
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Denver, CO
Noise Ordinance Overview

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Official Decibel Limits

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Residential Day
55dB
Residential Night
50dB

"Limits apply to noise crossing property lines. Exempted special events on public property may reach 85 dB(A) between 8 AM and 10 PM at the nearest residential properties. Colorado state law aligns with these limits."

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AI Executive Summary

Gemini AI

Denver, CO noise ordinances, primarily Chapter 36 of the Denver Revised Municipal Code, prohibit excessive noise to preserve public peace and welfare. It establishes specific decibel limits for residential and commercial areas, differentiating between day and night. The ordinance addresses construction, amplified sound, and vehicle noise, with violations potentially resulting in fines up to $5,000 per day.

Specific Noise Restrictions

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Construction

Plainly audible construction noise is prohibited between 9 PM and 7 AM on weekdays, and between 5 PM and 8 AM on weekends. Setup and teardown noise for events is exempt Monday-Friday 7 AM - 9 PM and Saturday/Sunday 8 AM - 5 PM.

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Amplified Sound

No amplification, including music and PA systems, before 8 AM and after 10 PM for events. Permitted events on public property can reach 85 dB(A) at the nearest residential properties from 8 AM to 10 PM, then 50 dB(A) from 10 PM to 7 AM, and 55 dB(A) from 7 AM to 8 AM. Events on private property with a permit can emit up to 85 dB(A) for up to eight days annually, with no more than four consecutive days per event and a mandatory 30-day interval between events lasting two or more days.

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Animals

Noise associated with animals, such as barking dogs, is covered under Chapter 8 of the Denver Revised Municipal Code and is enforced by Denver Animal Protection.

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Vehicles

Horns are only to be sounded as a warning to prevent accidents or inform of a vehicle's presence. The use of compression engine brakes within city limits is prohibited. Deliveries are generally prohibited between 10 PM and 7 AM if they exceed sound pressure limits, excluding construction site deliveries.

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