OHA Drinking Water Services
PWS ID: 00461 ---- RIVERGROVE WATER DISTRICT
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
023001101-I 08/17/2020 09/10/2020 EP FOR WELL #2 EP-BND
122100601-I 08/09/2011 09/12/2011 EP FOR WELL #1 EP-AND
122100602-I 08/09/2011 09/12/2011 EP FOR WELL #2 EP-BND
0914810-I 05/28/2009 06/25/2009 EP FOR WELL #1 EP-AND
0914809-I 05/28/2009 06/25/2009 EP FOR WELL #2 EP-BND
05250/16 09/07/2005 09/23/2005 EP FOR WELL #1 EP-AND
05250/17 09/07/2005 09/23/2005 EP FOR WELL #2 EP-BND
02231/03I 08/19/2002 09/26/2002 EP FOR WELL #1 EP-AND
02231/04I 08/19/2002 09/26/2002 EP FOR WELL #2 EP-BND
 

Archived Arsenic Samples
Sample ID Sample
Date
Date
Received
Source Name Source
ID
Result
278/04 10/05/1999 05/08/2000 WELL #1 AAND
056/05 02/25/1999 04/01/1999 WELL #1 AAND
056/06 02/25/1999 04/01/1999 WELL #2 BAND
25799-1 01/16/1996 09/16/1998 WELL #1 AAND
25799-2 01/16/1996 09/22/1998 EP for WELL #2 BND
16732 05/25/1993 04/14/1995 WELL #1 AAND
-1969208 07/31/1991 01/07/1992 WELL #1 AND
-1969168 07/31/1991 01/07/1992 WELL #2 BND
-1969209 07/12/1988 08/05/1988 WELL #1 A0.014
-1969169 07/12/1988 08/05/1988 WELL #2 BND
-1969210 07/16/1985 07/16/1985 WELL #1 AND
 




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: 3348