Phone: 503-823-7740
Fax: 503-823-6995
1120 SW 5th Avenue, Suite 1000, Portland, OR 97204
Rules and Regulations
City Code Chapter 17.39
Discharges to the Municipal Storm Sewer
Who Needs a Permit?
Industry types required to have coverage under an NPDES permit
Washing Trucks, Vehicles or Equipment
DEQ rules on deminimis washing activities
40 CFR 122 Definitions
To review definition of Waters of the State see Page 7