Construction hours in Downey, CA — sometimes called construction noise rules or contractor work-hour ordinances — set when contractors can run power tools, hammers, and heavy equipment.
Downey Municipal Code Section 4600 restricts construction noise in residential zones between 10 PM and 7 AM. Construction is effectively permitted from 7 AM to 10 PM on all days in residential areas.
Under Downey Municipal Code Section 4600, no person shall use, operate, or permit to be used or operated within any R-1, R-2, or R-3 zone any power tool, machine, or equipment between the hours of 10:00 PM and 7:00 AM in such a manner that the noise therefrom disturbs or interferes with the peace, comfort, or welfare of neighboring inhabitants. This means construction activities using power tools and equipment are permitted from 7:00 AM to 10:00 PM. Unlike some neighboring cities, Downey does not have separate weekend or holiday construction restrictions codified beyond the general noise provisions.
Violations are misdemeanors. Contractors and property owners may both be cited for violations.
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Side-by-side rule comparisons with other cities in Los Angeles County.
See how other cities in Los Angeles County handle construction hours.
See how Downey's construction hours rules stack up against other locations.
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