OHA Drinking Water Services
OR41 00144 MOUNTAIN AIR WATER ASSOC Classification: COMMUNITY
Contact: DAVID JACOB Phone: 503-310-9262
PO BOX 118 County: CLACKAMAS
WELCHES, OR 97067 Activity Status: ACTIVE -- History
Population: 170 Number of Connections: 84
Operating Period: January 1 to December 31 Regulating Agency: CLACKAMAS COUNTY
Certified Operator(s) Owner Type: PRIVATE
Required: Y Licensed By: OHA
Distribution class: S Approved Drinking Water Protection Plan: No
Treatment class: None Source Water Assessment: Yes
Filtration Endorsement Required: NoLast Survey Date:  Jan 17, 2023
Sources
Facility ID Facility Name  -  Well Logs Activity Status Availability Source Type
EP-A EP FOR WELL #1 A GW
SRC-AA WELL #1 - CLAC7598 A Permanent GW
EP-B EP FOR WELL #2 A GW
SRC-BA WELL #2 - L6243 A Permanent GW
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Treatment
Facility ID Facility Name Filter Type Giardia Removal
Credit
Treatment Process Treatment Objective
WTP-A TP FOR WELL #1 FILTRATION, GREENSAND IRON REMOVAL
HYPOCHLORINATION, PRE IRON REMOVAL
RESID. MAINT. HYPOCHLORINATION OTHER
WTP-B TP FOR WELL #2 FILTRATION, GREENSAND IRON REMOVAL
HYPOCHLORINATION, PRE IRON REMOVAL
RESID. MAINT. HYPOCHLORINATION OTHER

Consumer Confidence Reports (Last 5 Years)
For Year       Date Received Date Certified
2022       Due 7/1/2023
2021       Feb 27, 2023 Sep 30, 2022
2020       Jun 29, 2021 Sep 26, 2021
2019       Jun 25, 2020 Sep 29, 2020
2018       Jun 30, 2019 Feb 26, 2020

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: 3251