Clackamas County, OR Noise Ordinances: Aircraft Noise (2026)

C. Sounds caused by sources regulated as to sound production by federal law, including, but not limited to, sounds caused by railroad, aircraft or commercially licensed watercraft operations;

D. Sounds caused by bona fide use of emergency warning devices and alarm systems authorized by the Clackamas County Alarm Permit Chapter 8.07 or successor provisions;

E. Sounds caused by blasting activities when performed under a permit issued by appropriate governmental authorities and only between the hours of 9 a.m. and 4 p.m. excluding weekends, unless such permit expressly authorizes otherwise;

F. Sounds caused by industrial, commercial, timber-harvesting, or utility organizations or workers during their normal operations;

G. Sounds caused by animals associated with agricultural operations, or animal husbandry;

H. Sounds caused by motor vehicles operated on a public right of way, which are regulated by state law (ORS 815.250) which the Sheriff has a mandate to enforce, and which are not otherwise prohibited by 6.05.040(B)(2) or (B)(4);

I. Sounds caused by construction activity or by tools, including drills, chain saws, lawnmowers, saws, hammers, and similar tools, between the hours of 7 a.m. to 10 p.m. of the same day;