MAILING ADDRESS: 1120 SW 5th Ave, Room 1000, Portland, OR 97204
General NPDES Permit and related materials for stormwater discharges associated with industrial activity in Portland.
BES Compliance Guidance Factsheet for the 1200-Z Permit
Includes forms and instructions to obtain coverage under the 1200-Z General NPDES Stormwater Permit.
General NPDES Permit for industrial facilities discharging stormwater to waters of the state.
Information about stormwater regulations and the types of facilities that require a NPDES Stormwater Discharge Permit.