OHA Drinking Water Services
PWS ID: 94717 ---- COLUMBIA RIVER PUD
Excel Spreadsheet

MCL = 0.010 mg/L; MCL exceedances are indicated with red text.
ND = Not detected at the minimum reporting level.
Arsenic Samples
Sample ID Sample
Date
Date
Received
Source Name Source
ID
Result
(mg/L)
Comments
121402401-I 08/02/2021 08/30/2021 EP for WELL EP-AND
923802301-I 08/26/2019 09/17/2019 EP for WELL EP-AND
319102501-I 07/10/2013 07/15/2013 EP for WELL EP-AND
102001001-I 01/20/2011 06/07/2011 WELL SRC-AAND
1016713-I 06/16/2010 08/04/2010 EP for WELL EP-AND
0806301-A 03/03/2008 04/18/2008 EP for WELL EP-AND
04120/02 04/29/2004 06/03/2004 EP for WELL EP-AND
 

Archived Arsenic Samples
Sample ID Sample
Date
Date
Received
Source Name Source
ID
Result
01151114 05/31/2001 07/17/2001 WELL AAND
362/17 12/28/1998 02/10/1999 EP for WELL AND
17926 09/23/1993 03/03/1994 WELL - WELL AAND
 




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: 1907