OHA Drinking Water Services
PWS ID: 00302 ---- SOUTH COAST WATER COMPANY
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
2102175001-I 02/02/2021 02/05/2021 NITRATE EP FOR WOAHINK LAKE EP-A0.11
2002120001-I 02/04/2020 02/07/2020 NITRATE EP FOR WOAHINK LAKE EP-AND
1902149001-I 02/05/2019 02/08/2019 NITRATE EP FOR WOAHINK LAKE EP-AND
1802221001-I 02/06/2018 02/13/2018 NITRATE EP FOR WOAHINK LAKE EP-A0.495
1702631001-I 02/14/2017 02/17/2017 NITRATE EP FOR WOAHINK LAKE EP-A0.764
1611422001-I 11/08/2016 12/09/2016 NITRATE EP FOR WOAHINK LAKE EP-AND
1602108001-I 02/02/2016 02/09/2016 NITRATE EP FOR WOAHINK LAKE EP-A0.703
1502438001-I 02/10/2015 02/24/2015 NITRATE EP FOR WOAHINK LAKE EP-A0.889
140766-I 02/14/2014 02/21/2014 NITRATE EP FOR WOAHINK LAKE EP-AND
130568-I 02/08/2013 02/15/2013 NITRATE EP FOR WOAHINK LAKE EP-AND
120663-I 02/10/2012 02/17/2012 NITRATE EP FOR WOAHINK LAKE EP-AND
115564-I 11/04/2011 11/09/2011 NITRATE EP FOR WOAHINK LAKE EP-AND
294540-I 09/09/2009 09/11/2009 NITRATE EP FOR WOAHINK LAKE EP-AND
286099 11/24/2008 11/28/2008 NITRATE EP FOR WOAHINK LAKE EP-AND
271628-I 05/09/2007 04/28/2008 NITRATE EP FOR WOAHINK LAKE EP-AND
263794 09/21/2006 09/25/2006 NITRATE EP FOR WOAHINK LAKE EP-AND
250424 02/09/2005 03/30/2007 NITRATE EP FOR WOAHINK LAKE EP-AND
244861 12/21/2004 12/27/2004 NITRATE EP FOR WOAHINK LAKE EP-AND
240125 01/15/2004 01/20/2004 NITRATE EP FOR WOAHINK LAKE EP-A1.3
231984 06/11/2003 06/16/2003 NITRATE EP FOR WOAHINK LAKE EP-AND
A21213AI-1I 12/11/2002 01/23/2003 NITRATE EP FOR WOAHINK LAKE EP-AND
223739 10/23/2002 10/28/2002 NITRATE EP FOR WOAHINK LAKE EP-AND
 

Archived Nitrate Samples
Sample ID Sample
Date
Date
Received
Analyte Name Source Name Source
ID
Result
214334 12/19/2001 12/24/2001 Nitrate EP for SILTCOOS LAKE A1
213248 09/19/2001 12/03/2001 Nitrate EP for SILTCOOS LAKE A0.04
212406 07/25/2001 07/30/2001 Nitrate SILTCOOS LAKE AAND
211595 05/23/2001 05/29/2001 Nitrate EP for SILTCOOS LAKE AND
200161 01/18/2000 01/27/2000 Nitrate SILTCOOS LAKE AA1.3
990406 02/16/1999 02/27/2001 Nitrate EP for SILTCOOS LAKE A0.97
78193 05/12/1997 05/28/1997 Nitrate EP for SILTCOOS LAKE AND
77686 04/23/1997 05/05/1997 Nitrate EP for SILTCOOS LAKE AND
-1979099 03/31/1992 09/25/1992 Nitrate SILTCOOS LAKE AND
-1979100 05/10/1991 05/31/1991 Nitrate SILTCOOS LAKE AND
-1979101 05/01/1990 01/23/1991 Nitrate SILTCOOS LAKE AND
-1979102 04/26/1989 06/09/1989 Nitrate SILTCOOS LAKE A0.55
-1979103 12/31/1987 02/10/1988 Nitrate SILTCOOS LAKE A0.36
-1979104 07/23/1986 09/08/1986 Nitrate SILTCOOS LAKE A0.03
-1979105 07/23/1986 07/23/1986 Nitrate SILTCOOS LAKE A0.03
 




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: 3953