OHA Drinking Water Services
PWS ID: 94203 ---- USACE JOHN DAY DAM
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
210935602 09/20/2021 10/27/2021 EP FOR WELL #3 EP-AND
160840201A-I 07/27/2016 08/10/2016 EP FOR WELL #3 EP-AND
130856201A-I 08/14/2013 08/29/2013 EP FOR WELL #3 EP-AND
110807301B-I 08/02/2011 08/18/2011 EP FOR WELL #3 EP-AND
100836701A-I 08/09/2010 09/08/2010 EP FOR WELL #3 EP-AND
A70810P1 08/09/2007 09/07/2007 EP FOR WELL #3 EP-AND
0412327I 12/14/2004 01/11/2005 EP FOR WELL #3 EP-AND
 

Archived Arsenic Samples
Sample ID Sample
Date
Date
Received
Source Name Source
ID
Result
1122821 12/27/2001 01/31/2002 EP FOR WELLS #1 & #3 AND
990211ASBA 02/11/1999 06/09/1999 WELL #2 BA0.014
81230-12 12/28/1998 02/18/1999 EP FOR WELLS #1 & #3 AND
3801-1 12/28/1994 01/31/1995 EP FOR WELLS #1 & #3 A0.0086
-1877693 06/18/1986 05/19/1987 WELL #1 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: 1643