OHA Drinking Water Services
OR41 00461 RIVERGROVE WATER DISTRICT Classification: COMMUNITY
Contact: JANINE CASEY Phone: 503-635-6041
17661 PILKINGTON RD County: CLACKAMAS
LAKE OSWEGO, OR 97035 Activity Status: ACTIVE -- History
Population: 4,000 Number of Connections: 1,352
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 Approved Drinking Water Protection Plan: No
Treatment class: None Source Water Assessment: Yes
Filtration Endorsement Required: NoLast Survey Date:  Aug 11, 2016 - Outstanding Performer!
Sources
Facility ID Facility Name  -  Well Logs Activity Status Availability Source Type
EP-A EP FOR WELL #1 A GW
SRC-AA WELL #1 - L108228 A Permanent GW
EP-B EP FOR WELL #2 A GW
SRC-BA WELL #2 - L108230 A Permanent GW
EP-C EP FOR OLSON WELL A GW
SRC-CA OLSON WELL - L41034 A Permanent GW
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Treatment
State ID Facility Name Treatment Process Treatment Objective Filter Type
WTP-ATP FOR WELL #1RESID. MAINT. HYPOCHLORINATIONOTHER
WTP-BTP FOR WELL #2RESID. MAINT. HYPOCHLORINATIONOTHER
WTP-CTP FOR OLSON WELLRESID. MAINT. HYPOCHLORINATIONOTHER

Consumer Confidence Reports (Last 5 Years)
For Year       Date Received Date Certified
2020       Apr 13, 2021 Apr 13, 2021
2019       Jun 09, 2020
2018       Sep 24, 2019 Sep 24, 2019
2017       Oct 01, 2018 Oct 01, 2018
2016       Sep 28, 2017 Sep 28, 2017

Cross Connection/Backflow Prevention Information (Last 3 Records)
Enabling Authority Received Annual Summary
Report Received
Fee Invoice Paid
Yes (PDF) 2020 (PDF) 2021
  2019 (PDF) 2020
  2018 (PDF) 2019


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
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 3348