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Noise and construction hours in Downey

Downey's own rules on noise and construction hours, with the code text for every value.

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Each rule below links to the section of the Downey Municipal Code it was read from, with the code text one click away (checked October 2026). General information, not legal advice.

What Downey's code says

Downey code What Downey's code adds
Construction hours on weekdays
  • 7:00 a.m. to 9:00 p.m.
    Applies: Repair or remodeling, every day; emergency work is exempt; noise may not exceed 85 dB(A) across any property boundary.
    § 4606.5 · code text
    In any circumstance other than emergency work, no repair or remodeling shall take place between the hours of 9:00 p.m. of one day and 7:00 a.m. of the following day
Noise limit at homes
  • 55 dB(A).
    Applies: At a home's property line, 7:00 a.m. to 10:00 p.m., for continuous noise when ambient level cannot be measured; otherwise 5 dB(A) above ambient.
    § 4606.3 · code text
    Residential | 55 db(A) | 45 db(A)
  • 45 dB(A).
    Applies: At a home's property line, 10:00 p.m. to 7:00 a.m., for continuous noise when ambient level cannot be measured; otherwise 5 dB(A) above ambient.
    § 4606.3 · code text
    Residential | 55 db(A) | 45 db(A)

Who this affects

HomeownersContractorsDesigners

Frequently asked questions

What are the noise rules and construction hours in Downey?

Downey's code: 7:00 a.m. to 9:00 p.m. (Repair or remodeling, every day; emergency work is exempt; noise may not exceed 85 dB(A) across any property boundary.) (§ 4606.5); 55 dB(A). (At a home's property line, 7:00 a.m. to 10:00 p.m., for continuous noise when ambient level cannot be measured; otherwise 5 dB(A) above ambient.) (§ 4606.3).

General information, not legal advice.

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Downey Municipal Code — full text