OHA Drinking Water Services
OR41 06118 COLUMBIA HILLS HOA Classification: COMMUNITY
Contact: MIKE STONE C/O BRIDGE CITY COMM MGMT Phone: 503-998-8381 View on Map
12550 SE 93RD AVE, STE. #300 County: COLUMBIA
CLACKAMAS, OR 97015 Activity Status: Active Sep 30, 2003 -- History
Population: 72 Number of Connections: 42
Operating Period: January 1 to December 31 Regulating Agency: COLUMBIA COUNTY
Certified Operator(s) Owner Type: PRIVATE
Required: Y Licensed By: N/A
Distribution class: S Last Survey Date:  Apr 11, 2023
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 WELLS A GW
SRC-AA WELL #1 - L56740 A Seasonal GW
SRC-AB WELL #7 - L3338 I Other GW
SRC-AC WELL #4 - COLU993 I Emergency GW
SRC-AD WELL #2 - L118190 I Other GW
SRC-AE WELL #8 - L71590 I Emergency GW
SRC-AF WELL #6 - L56738 I Seasonal GW
SRC-AG WELL #11 - L132799 A Permanent GW
SRC-AH WELL #14 - L139460 A Permanent GW
Show Disconnected and Abandoned Sources
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Treatment
Facility ID Facility Name Filter Type Giardia Removal
Credit		 Treatment Process Treatment Objective
WTP-A TP FOR WELLS HYPOCHLORINATION, PRE IRON REMOVAL
RESID. MAINT. HYPOCHLORINATION OTHER
PH ADJUSTMENT IRON REMOVAL
ION EXCHANGE SOFTENING (HARDNESS REMOVAL)

Consumer Confidence Reports (Last 5 Years)
For Year Date Received Date Certified
2023 6/30/2024 7/25/2024
2022 8/20/2023 10/18/2023
2021 2/27/2023 9/30/2022
2020 6/29/2021 9/26/2021
2019 Not received 9/29/2020

Cross Connection/Backflow Prevention Information (Last 3 Records)
Enabling Authority Received Annual Summary
Report Received		 Cross Connection
Fee Status
No 2023 (PDF) 2025 - Unpaid
2024 - Paid Late
2023 - Paid
2022 - Paid
2021 - Paid Overpayment
  2022 (PDF)
  2021 (PDF)

More information for this water system: SDWIS ID 4836
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