Quiet Hours: 9:00 PM - 7:00 AM (nighttime), 7:00 AM - 9:00 PM (daytime).
Residential Decibel Limit: 65 dBA (Day) / 55 dBA (Night)
Summary: Santa Clarita, CA noise ordinances, primarily found in Chapter 11.44 of its Municipal Code, prohibit unnecessary, excessive, and annoying noises. It establishes specific noise limits based on land use zones and time of day (daytime 7:00 AM-9:00 PM, nighttime 9:00 PM-7:00 AM). Construction activities near residential areas are restricted to certain hours and days. Violations can result in misdemeanor or infraction charges.