OHA Drinking Water Services
OR41
PWS ID: 01542 ---- LAKE OSWEGO - TIGARD WATER SUPPLY

Required Operators
Treatment Level 4
  • Oregon Administrative Rule:
    333-061-0235 Operator Requirements Levels 1-4
  • Requirements:
    Currently a Level 3 operator AND one of below: HS/GED, 2 yrs relevant post-high school, and 6 yrs experience with 3 yrs of ODM;
    OR
    HS/GED, 3 yrs relevant post-high school, and 5 yrs experience with 2.5 yrs of ODM;
    OR
    HS/GED, 4 yrs relevant post-high school, and 4 yrs experience with 2 yrs of ODM
Name Distribution
Level		 Treatment
Level		 Filtration
Endorsement		 Small Water
Certification		 BAT
Certification		 CCS
Certification		 CCB # LCB # Phone
Number		 Email Expiration
Dates		 Sort DRC
Robert J. Blezinski D2-2026T4-2026FE-2026503-635-0394 12/31/2024 (D/T) 0
Phil J. Bonsi T4-08176FE-008176503-799-8692 philipbonsi@gmail.com 12/31/2024 (T) 0
Bret J. Bienerth D3-008749T4-08749
DRC		FE-0112503-635-0393 bbienerth@ci.oswego.or.us 12/31/2024 (D/T) 2
Cole E. Trusty D1-09107
Delinquent		T4-09106
Delinquent		FE-0130503-635-0394 ctrusty@ci.oswego.or.us 12/31/2023 (D/T) 0
Adam M. Brensen T4-889652503-635-0394 abrensen@ci.oswego.or.us 12/31/2024 (T) 0
Timothy P Reese T4-625236
Delinquent		FE-625236503-635-0394 treese@ci.oswego.or.us 12/31/2023 (T) 0
Jason L. Hoye D1-271471T2-271471FE-271471503-635-0394 jhoye@ci.oswego.or.us 12/31/2024 (D/T) 0
Chris E. Warren D1-152023
Delinquent		T2-152023
Delinquent		503-534-5435 cwarren@ci.oswego.or.us 12/31/2023 (D/T) 0
Dave Trotter D2-58778
Delinquent		T4-058778
Delinquent		503-635-0235 davetrotter.water@gmail.com 12/31/2023 (D/T) 0
Roxanne J. Edgar T1-262586503-703-0827 redgar@ci.oswego.or.us 12/31/2024 (T) 0


Abbreviations:  BAT = Backflow Assembly Tester, CCS = Cross Connection Specialist, D = Distribution, DRC = Direct Responsible Charge, OIT = Operator in Training, SWS = Small Water System, T = Treatment

DRCs are marked in bold and listed first.

Delinquent: Delinquent certifications can be renewed up to one year after the expiration date.



More information for this water system: SDWIS ID 5510
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