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State Program
Contact Information Services
OHA Drinking Water Services Cross Connection/Backflow Prevention Program
Michael Perry,
Program Coordinator
PO Box 14450
Portland, OR 97293-0450
(971) 673-1220 office
(971) 673-0694 fax
  • Certifies Backflow Assembly Testers and Cross Connection Specialists.
  • Collects and reports Annual Summary Reports and assists with cross connection regulations and general technical assistance.
  • Provides lists of Certified Backflow Assembly Testers and approved Backflow Assemblies. The assemblies and devices may be located at USC-FCCCHR.

Training Facilities
Contact Information Services
Backflow Management, Inc.
17752 NE San Rafael St.
Portland, OR 97230
503-255-1619 in Portland
800-841-7689 outside Portland
  • Offers Backflow Assembly Tester and Cross Connection Specialist certification training approved by Oregon Drinking Water Services.
Clackamas Community College
19600 Molalla Ave.
Oregon City, OR 97045
  • Offers Backflow Assembly Tester and Cross Connection Specialist certification training approved by Oregon Drinking Water Services.
Eugene Water & Electric Board
500 E 4th Ave.
Eugene, OR 97401
  • Offers Backflow Assembly Tester and Cross Connection Specialist certification training approved by Oregon Drinking Water Services.
Northwest Cross Connection Training
3025 Friendly St.
Eugene, OR 97405
  • Offers Backflow Assembly Tester and Cross Connection Specialist certification training approved by Oregon Drinking Water Services.

Related Organizations
Contact Information Services
American Backflow Prevention Association
PO Box 3051
Bryan, TX 77805
  • ABPA is a non-profit organization founded in 1984 to educate and offer assistance with backflow prevention and other water interests.
  • ABPA conducts meetings, seminars and conferences within their twelve local chapters (regions) in the US and Canada.
  • "ABPA News" is a bi-monthly cross connection magazine for members. Oregon is Region 7.
American Water Works Association
6666 W. Quincy Ave.
Denver, CO 80235
(303) 794-7711 (information)
AWWA Bookstore
(800) 926-7337 (orders only)
  • American Water Works Association conducts meetings, conferences and seminars.
  • They have several committees including Cross Connection Control and subcommittees including OCCSRS.
  • AWWA Journal is published monthly for members. Subscriptions and past issues can be purchased by non-members.
  • Their bookstore offers information in a variety of formats.
Gauge Calibrator List
  • Note that all gauge manufacturers are authorized to calibrate their own gauges.
  • If you want to have your gauge calibrated by anyone not on the approved list, please call the Cross Connection/Backflow Prevention program (ph. 971-673-1220) before you pay to have it done. All gauges must be calibrated when repaired.
Oregon Backflow Testers Association (OBTA)
Bill Ellis, President
P.O. Box 5312
Beaverton, OR 97006
ph. 503-649-2721
Beaverton, OR 97006
Oregon Cross Connection Specialists Regional Subcommittee (OCCSRS)
Chairperson: Larry Griffiths
City of Medford

Chair-Elect: Jesse Di Stefano
City of Roseburg

Secretary: Christine Hollenbeck
Clackamas River Water Providers

Treasurer: Kate Mattimore
BMI Backflow Management Inc
  • OCCSRS is a group of Oregon Cross Connection Specialists who meet quarterly to address common problems faced when creating or administering a cross connection program.
  • This group is a subcommittee of the Cross Connection Control Subcommittee of PNWS-AWWA.
  • Anyone who is interested may attend the meetings or request meeting notes. Specialist certification is not a requirement to attend.
Pacific Northwest Section - American Water Works Association (PNWS-AWWA)
PO Box 2050
Clackamas, OR 97015
877-767-2992 toll free
  • PNWS- AWWA offers their Cross Connection Control Manual, Accepted Procedure and Practice, 6th Ed., a widely accepted reference for cross connection control.
  • Other manuals include Summary of Backflow Incidents and Cross Connection Control Supplement, Sample Letters, Test Report Books and Record Forms.
Pacific Northwest Section - American Water Works Association, Cross Connection Control Committee
Chair: Scott Hallenberg
Tacoma Water
PO Box 11007
Tacoma WA 98411
fax 253-502-8721

Secretary: Colvin Jergins
PO Box 2412
Idaho Falls, ID 83803
fax 208-526-2729
  • The Committee meets quarterly to discuss cross connection control issues and sponsors training events.
  • It represents Oregon, Washington and Idaho.
  • Training Scholarships are available to cover the cost of the Cross Connection Specialist Course, in honor of Ray Pettie and Bob Stiles.
  • Water systems with 2,500 or fewer connections are encouraged to apply. Contact Scott Hallenberg for information and application form at 253-502-8215 or email
The Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California
Viterbi School of Engineering
Kaprielian Hall 200
Los Angeles, CA 90089-2531
  • University of Southern California, Foundation for Cross-Connection Control and Hydraulic Research publishes the Manual of Cross-Connection Control 10th Ed.
  • USC-FCCCHR also issues "Certificates of Approval" to backflow prevention devices and assemblies that meet manufacturing standards and pass their laboratory and field tests.