OHA Drinking Water Services
OR41 00906 TUALATIN, CITY OF Classification: COMMUNITY
Contact: TERRANCE LEAHY Phone: 503-691-3095 View on Map
18880 SW MARTINAZZI AVE County: WASHINGTON
TUALATIN, OR 97062 Activity Status: Active -- History
Population: 28,000 Number of Connections: 7,300
Operating Period: January 1 to December 31 Regulating Agency: REGION 1
Certified Operator(s) Owner Type: LOCAL GOVERNMENT
Required: Y Licensed By: N/A
Distribution class: 3 Last Survey Date:  Jun 08, 2021
Treatment class: None
Filtration Endorsement Required: No Source Water Protection Status

Sources
Facility ID Facility Name  -  Well Logs Activity Status Availability Source Type
EP-A EP FOR PORTLAND WATER BUREAU A SW
SRC-AA PORTLAND WATER BUREAU (00657) A Permanent SWP
EP-B EP FOR 108TH ASR WELL A GW
SRC-BA 108TH ASR WELL - L67895 A Seasonal GW
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Treatment
Facility ID Facility Name Filter Type Giardia Removal
Credit
Treatment Process Treatment Objective
WTP-B TP FOR 108TH ASR WELL RESID. MAINT. HYPOCHLORINATION OTHER
RESID. MAINT. CHLORAMINES OTHER

Consumer Confidence Reports (Last 5 Years)
For Year Date Received Date Certified
2023 6/27/2024 6/27/2024
2022 6/27/2023 6/27/2023
2021 6/27/2022 6/27/2022
2020 6/29/2021 6/29/2021
2019 7/1/2020 7/1/2020

Cross Connection/Backflow Prevention Information (Last 3 Records)
Enabling Authority Received Annual Summary
Report Received
Cross Connection
Fee Status
Yes (PDF) 2023 (PDF) 2025 - Paid
2024 - Paid
2023 - Paid
2022 - Paid
2021 - Paid
  2022 (PDF)
  2021 (PDF)


More information for this water system: SDWIS ID 4081
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