OHA Drinking Water Services
PWS ID: 05979 ---- HIDDEN VALLEY WATER SYSTEM
Excel Spreadsheet

MCL = 10 mg/L; MCL exceedances are indicated with red text.
ND = Not detected at the minimum reporting level.
Nitrate Samples
Sample ID Sample
Date
Date
Received
Analyte Name Source Name Source
ID
Result
(mg/L)
Comments
20201106022-I 11/06/2020 11/10/2020 NITRATE EP for WELL EP-AND
20190627022-I 06/27/2019 07/08/2019 NITRATE EP for WELL EP-AND
20170511018 05/11/2017 05/16/2017 NITRATE EP for WELL EP-AND
20160921064-I 09/21/2016 10/03/2016 NITRATE EP for WELL EP-AND
20151203002-I 12/03/2015 12/14/2015 NITRATE EP for WELL EP-AND
20141006042-I 10/06/2014 10/16/2014 NITRATE EP for WELL EP-AND
20131122001-I 11/22/2013 11/27/2013 NITRATE EP for WELL EP-AND
20120921004-I 09/21/2012 10/01/2012 NITRATE EP for WELL EP-AND
20111230015-I 12/30/2011 01/06/2012 NITRATE EP for WELL EP-AND
2010628027-I 06/28/2010 07/13/2010 NITRATE EP for WELL EP-AND
20080709051-I 07/09/2008 07/15/2008 NITRATE EP for WELL EP-AND
20070404056 04/04/2007 04/16/2007 NITRATE EP for WELL EP-AND
20070320010 03/20/2007 03/29/2007 NITRATE EP for WELL EP-AND
20061004059 10/04/2006 10/16/2006 NITRATE EP for WELL EP-AND
20051215-051 12/15/2005 12/28/2005 NITRATE EP for WELL EP-AND
20041006-054 10/06/2004 11/23/2004 NITRATE EP for WELL EP-AND
20031001-100 10/01/2003 10/20/2003 NITRATE EP for WELL EP-AND
20021015-071 10/15/2002 10/28/2002 NITRATE EP for WELL EP-AND
 

Archived Nitrate Samples
Sample ID Sample
Date
Date
Received
Analyte Name Source Name Source
ID
Result
0011011067 10/11/2001 10/15/2001 Nitrate WELL AAND
0000329010 03/28/2000 05/01/2000 Nitrate EP for WELL AND
981218-014 12/17/1998 01/19/1999 Nitrate WELL AAND
970923-022 09/22/1997 01/28/1998 Nitrate 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
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 4313