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Contact Information Services
OHA Drinking Water Services Cross Connection/Backflow Prevention
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.

More Resources
Contact Information Services
American Backflow Prevention
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
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.