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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Avenue, Room 1000, Portland, OR 97204

More Contact Info

Underground Injection Control (UIC) Program

The overview of stormwater drainage within the City of Portland.

Pink - combined sewer and stormwater drainage areas, piped to CBWWTP

Green - separated, MS4 drainage area

Orange - separated, UIC drainage area



Water Pollution Control Facilities (WPCF) Permit 2015-2025

For Class V Underground Injection Control (UIC) Systems

Underground Injection Control (UIC) Management Plan 2015-2025

This is the City's second comprehensive management strategy to meet WPCF Permit requirements and protect groundwater

Systemwide Assessment 2015

This is the City's second comprehensive UIC Facility Inventory and Assessment

Stormwater Discharge Management Plan 2015-2025

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

System Monitoring

Stormwater Discharge Monitoring Plan and Annual Reporting

Underground Injection Control (UIC) Program Overview

UIC Management Plan and Annual Reporting

Underground Injection Control (UIC) Fact Sheet

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

Oregon Department of Environmental Quality (DEQ) UIC Program

ODEQ Rules and Requirements for owners of UICs

2014 Stormwater Management Manual (PDF Document, 782kb)

Policies and Design Requirements for Stormwater Management within the City