Lancaster sets no decibel limit. Chapter 8.24 bans unnecessary noise that is physically annoying to persons of ordinary sensitiveness, a narrative nuisance standard. Night runs 8 p.m. to 7 a.m. Violation is a misdemeanor carrying up to $1,000 and six months jail.
Lancaster Municipal Code Chapter 8.24 contains no dBA table. Section 8.24.030 prohibits unnecessary noises that are physically annoying to persons of ordinary sensitiveness, or so harsh, prolonged, unnatural, or unusual as to cause physical discomfort to a neighborhood. Section 8.24.020 defines day as 7 a.m. to 8 p.m. and night as 8 p.m. to 7 a.m. Section 8.24.040 bars loud construction equipment within 500 feet of a dwelling between 8 p.m. and 7 a.m. Data-center chillers and generators are judged against this nuisance test plus CEQA noise study. Los Angeles County sets numeric dBA limits; Lancaster does not.
Noise violating Chapter 8.24 is a misdemeanor punishable by a fine up to $1,000, six months in county jail, or both, with each day a separate offense.
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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 data center noise limits.
See how Lancaster's data center noise limits rules stack up against other locations.
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