Quiet Hours: 10PM-7AM (general noise); 9PM-8AM (off-road vehicles)
Residential Decibel Limit: 55 dBA (Day) / 45 dBA (Night)
Summary: Salem, OR noise ordinances, primarily Marion County Code Chapter 8.45, prohibit sounds plainly audible in another dwelling unit between 10 PM and 7 AM daily. Specific decibel limits are 55 dBA day/45 dBA night for residential, 60 dBA day/55 dBA night for commercial, and 65 dBA day/60 dBA night for industrial zones. Construction is generally allowed from 7 AM to 9 PM.