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The City of Portland, Oregon

Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Ave, Suite 613, Portland, OR 97204

More Contact Info

Underground Injection Control (UIC) Program

Mapped Overview of Stormwater Runoff Drainage within the City of Portland.

Orange - Separated, UIC drainage area

Green - Separated, MS4 drainage area

Pink - Combined Sewer and Stormwater Drainage areas (piped to CBWWTP)




Stormwater Discharge Monitoring Plan 2015-2025

The City's Sampling and Analysis Plan and the Quality Assurance Project Plan 2015-2025

System Monitoring

Overview of Stormwater Discharge Monitoring Plan and Annual Reporting

Underground Injection Control (UIC) Fact Sheet

What are UICs? Why does the City have a UIC Program?

Oregon DEQ UIC Factsheet

ODEQ's factsheet for owner and operators of UICs

Underground Injection Control (UIC) Program

Overview of the City's UIC Management Plan and Annual Reporting

Underground Injection Control (UIC) Management Plan

The City's comprehensive management strategy to meet WPCF Permit requirements and protect groundwater 2015-2025

Water Pollution Control Facilities (WPCF) Permit 2015-2025

For Class V Underground Injection Control (UIC) Systems