OHA Drinking Water Services
OR41 00823 SILVERTON, CITY OF Classification: COMMUNITY
Contact: GUY DAVIS Phone: 503-396-7694 View on Map
400 SCHEMMEL LANE County: MARION
SILVERTON, OR 97381 Activity Status: Active Sep 29, 2020 -- History
Population: 10,484 Number of Connections: 3,773
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: 2 Last Survey Date:  Jul 07, 2022
Treatment class: 3
Filtration Endorsement Required: No Source Water Protection Status

Sources
Facility ID Facility Name Activity Status Availability Source Type
EP-A EP FOR ABIQUA AND SILVER CREEKS A SW
SRC-AA ABIQUA CREEK A Permanent SW
SRC-AB SILVER CREEK A Permanent SW
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Treatment
Facility ID Facility Name Filter Type Giardia Removal
Credit		 Treatment Process Treatment Objective
WTP-A TP FOR CREEKS Conventional Filtration 2.5-logFILTRATION, RAPID SAND PARTICULATE REMOVAL
HYPOCHLORINATION, POST DISINFECTION
PH ADJ-CAUSTIC SODA CORROSION CONTROL
FLUORIDATION OTHER
COAGULATION PARTICULATE REMOVAL
FLOCCULATION PARTICULATE REMOVAL
RAPID MIX PARTICULATE REMOVAL
SEDIMENTATION PARTICULATE REMOVAL

Consumer Confidence Reports (Last 5 Years)
For Year Date Received Date Certified
2024 3/6/2025 3/6/2025
2023 3/8/2024 3/8/2024
2022 4/25/2023 10/24/2023
2021 6/20/2022 10/24/2023
2020 6/23/2021 6/23/2021

Cross Connection/Backflow Prevention Information (Last 3 Records)
Enabling Authority Received Annual Summary Report Cross Connection Fee Status
Yes (pdf) 2024 - Received (pdf)
2023 - Received (pdf)
2022 - Received (pdf)
2021 - Received (pdf)
2020 - Received (pdf)
 2025 - Paid
2024 - Paid
2023 - Paid
2022 - Paid
2021 - Paid

More information for this water system: SDWIS ID 3910
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