APPENDIX A
TABLE 1: ALLOWABLE SOUND LEVELS
Allowable Sound Levels (in dBA) in any 10-minute Period
Type of Source by Use
Type of Noise Received by Use
Noise Sensitive
Commercial*
Industrial*
Day
Night
Day
Night
Day
Night
Noise sensitive
55
45
70
65
75
70
Commercial
55
50
70
65
75
70
Industrial
55
50
70
65
75
70
* NOTE: Sounds caused by lawful business activity or manufacturing are exempt. See § 9.48.050.A.10.