OHA Drinking Water Services
OR41
PWS ID: 93426 ---- UNION PACIFIC RR-HINKLE YARD

Required Operators
Small System Operator
  • Oregon Administrative Rule:
    333-061-0228 Certification Requirements For Small Water System Operators
  • Requirements:
    (1) An applicant for initial certification as an operator of a small water system must meet the following requirements:
    (i) Completion of Department approved training on small water system operation and water treatment processes
    (2) A small water system operator certificate expires on July 31 every 3 years. A certificate will be renewed upon satisfactory evidence presented to the Department that the operator has completed 6 hours of Department approved continuing education since the issuance date of the last certificate by submittal of the attendance certificate along with the designated application form. When renewed, the new certificate will be valid for three years from the expiration date of the prior certificate.
    (3) An operator whose certificate has expired cannot be in responsible charge of any small water system.
    (4) Small water systems are exempt from fees.
Name Distribution
Level		 Treatment
Level		 Filtration
Endorsement		 Small Water
Certification		 BAT
Certification		 CCS
Certification		 CCB # LCB # Phone
Number		 Email Expiration
Dates		 Sort DRC
Ben R. Nielsen SWS-852279
DRC		509-999-8563 ben.nielsen@jacobs.com 7/31/2026 (SWS) 2
Mitchell D. Riefel SWS-434722503-849-9864 mitchell.riefel@jacobs.com 7/31/2026 (SWS) 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.



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