OHA Drinking Water Services
OR41 00236 COTTAGE GROVE, CITY OF Classification: COMMUNITY
Contact: FAYE STEWART Phone: 541-942-3349
400 E MAIN STREET County: LANE
COTTAGE GROVE, OR 97424 Activity Status: ACTIVE -- History
Population: 10,005 Number of Connections: 4,441
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: 2 Approved Drinking Water Protection Plan: Yes
Treatment class: 3 Source Water Assessment: Yes
Filtration Endorsement Required: NoLast Survey Date:  Oct 20, 2022
Sources
Facility ID Facility Name Activity Status Availability Source Type
EP-B EP FOR WTP ROW RIVER A SW
SRC-BA ROW RIVER A Permanent SW
Show Disconnected and Abandoned Sources
Find Purchasers/Sellers


Treatment
Facility ID Facility Name Filter Type Giardia Removal
Credit
Treatment Process Treatment Objective
WTP-B TP FOR ROW RIVER MEMBRANE FILTRATION 2.5-logFILTRATION, MEMBRANE PARTICULATE REMOVAL
HYPOCHLORINATION, POST DISINFECTION
PH/ALKA ADJ-LIME CORROSION CONTROL
PERMANGANATE MANGANESE REMOVAL
COAGULATION PARTICULATE REMOVAL
FLOCCULATION PARTICULATE REMOVAL

Consumer Confidence Reports (Last 5 Years)
For Year Date Received Date Certified
2022 7/3/2023 5/31/2023
2021 6/20/2022 6/20/2022
2020 1/10/2022 1/10/2022
2019 6/2/2020 6/2/2020
2018 5/15/2019 5/15/2019

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


For further information on this public water system, click on the area of interest below:
System Info :: Report for Lenders :: Alerts :: Violations :: Compliance & Enforcement :: Contacts & Advisories :: Site Visits :: Public Notice
Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results 
Chemical Schedule Summary :: Chemical Schedule Details
Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins :: PFAS
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 4293

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