OHA Drinking Water Services
OR41 00706 RIDDLE, CITY OF Classification: COMMUNITY
Contact: ROBERT TILTON Phone: 541-874-2905 View on Map
PO BOX 143 County: DOUGLAS
RIDDLE, OR 97469 Activity Status: ACTIVE -- History
Population: 1,300 Number of Connections: 545
Operating Period: January 1 to December 31 Regulating Agency: REGION 2
Certified Operator(s) Owner Type: LOCAL GOVERNMENT
Required: Y Licensed By: N/A
Distribution class: 1 Approved Drinking Water Protection Plan: No
Treatment class: 2 Source Water Assessment: Yes
Filtration Endorsement Required: YesLast Survey Date:  Dec 08, 2021
Sources
Facility ID Facility Name Activity Status Availability Source Type
EP-A EP FOR COW CREEK A SW
SRC-AA COW CREEK A Permanent SW
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 COW CREEK Conventional Filtration 2.5-logFILTRATION, RAPID SAND PARTICULATE REMOVAL
HYPOCHLORINATION, POST DISINFECTION
HYPOCHLORINATION, PRE DISINFECTION
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
2023 Due 7/1/2024 Due 10/1/2024
2022 7/21/2023 4/25/2023
2021 6/21/2022 6/21/2022
2020 Not received 11/15/2021
2019 6/16/2020 6/16/2020

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


More information for this water system: SDWIS ID 3988
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Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins  ::  PFAS
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Something missing? The new Chemical Results page replaces many pages, including arsenic and nitrate.

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