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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

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Investigations and Monitoring

The Investigations and Monitoring Section (IMS) develops and manages environmental monitoring projects for the bureau and other outside agencies.  Services include: 

  • Project oversight and coordination

  • Liaison between customer and field and laboratory staff

  • Water quality and flow monitoring data management

  • Detailed reporting of monitoring results

  • Statistical consulting services

  • Project budgeting assistance and monthly billing

Project Coordinators

Duane Linnertz (503) 823-7758

Peter Abrams (503) 823-5533

Aaron Wieting (503) 823-5437


Statistical Services

Jason Law (503) 823-1038

Check Willamette River E. coli Results from Recreation Points