OHA Drinking Water Services
PWS ID: 00493 ---- LYONS MEHAMA WATER DISTRICT
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
20201117024-I 11/17/2020 12/08/2020 NITRATE EP for NORTH SANTIAM RIVER EP-A0.759
20191119050-I 11/19/2019 12/23/2019 NITRATE EP for NORTH SANTIAM RIVER EP-A0.726
20181114051-I 11/14/2018 12/03/2018 NITRATE EP for NORTH SANTIAM RIVER EP-A0.563
71121351-I 11/21/2017 12/04/2017 NITRATE EP for NORTH SANTIAM RIVER EP-A2.99
61027261-I 10/27/2016 11/21/2016 NITRATE EP for NORTH SANTIAM RIVER EP-A2.86
50909391-I 09/09/2015 09/14/2015 NITRATE EP for NORTH SANTIAM RIVER EP-A0.334
40909171-I 09/09/2014 09/15/2014 NITRATE EP for NORTH SANTIAM RIVER EP-A0.225
30226101-I 02/26/2013 03/04/2013 NITRATE EP for NORTH SANTIAM RIVER EP-A1.74
21109011-I 11/09/2012 02/06/2013 NITRATE EP for NORTH SANTIAM RIVER EP-A1.19
10907431-I 09/07/2011 09/20/2011 NITRATE EP for NORTH SANTIAM RIVER EP-A0.19
1103131-I 11/03/2010 12/08/2010 NITRATE EP for NORTH SANTIAM RIVER EP-A0.75
817281-I 08/17/2010 09/01/2010 NITRATE EP for NORTH SANTIAM RIVER EP-A0.27
A80917AK1-I 09/17/2008 10/07/2008 NITRATE EP for NORTH SANTIAM RIVER EP-A0.22
A70517BN1 05/17/2007 08/27/2007 NITRATE EP for NORTH SANTIAM RIVER EP-A0.9
A51117AN-1 11/17/2005 12/07/2005 NITRATE EP for NORTH SANTIAM RIVER EP-A0.9
A40902CM-1 09/02/2004 10/28/2004 NITRATE EP for NORTH SANTIAM RIVER EP-A0.2
 

Archived Nitrate Samples
Sample ID Sample
Date
Date
Received
Analyte Name Source Name Source
ID
Result
A01019AX*A 10/19/2000 11/13/2000 Nitrate EP for NORTH SANTIAM RIVER A0.2
990212AU*A 02/12/1999 03/18/1999 Nitrate EP for NORTH SANTIAM RIVER A1.6
981023AW*A 10/23/1998 11/13/1998 Nitrate EP for NORTH SANTIAM RIVER A0.54
9708-095-1 08/14/1997 09/22/1997 Nitrate EP for NORTH SANTIAM RIVER A0.03
960723-019 07/23/1996 10/07/1996 Nitrate EP for NORTH SANTIAM RIVER AND
951212-035 12/12/1995 01/08/1996 Nitrate EP for NORTH SANTIAM RIVER A1.7
950927-044 09/27/1995 10/13/1995 Nitrate NORTH SANTIAM RIVER AA0.2
950626-037 06/26/1995 08/04/1995 Nitrate NORTH SANTIAM RIVER AAND
950331-032 03/31/1995 04/14/1995 Nitrate NORTH SANTIAM RIVER AA0.9
930928-085 09/28/1993 01/18/1994 Nitrate STANDARD ENTRY POINT AND
-1967347 01/13/1993 03/19/1993 Nitrate NORTH SANTIAM RIVER A1.7
-1967348 12/09/1991 01/15/1992 Nitrate NORTH SANTIAM RIVER A1.2
-1967349 01/17/1991 02/15/1991 Nitrate NORTH SANTIAM RIVER AND
-1967350 12/27/1989 02/01/1990 Nitrate NORTH SANTIAM RIVER AND
-1967351 03/03/1989 04/24/1989 Nitrate NORTH SANTIAM RIVER A1.7
-1967352 01/18/1988 03/09/1989 Nitrate NORTH SANTIAM RIVER A1.77
-1967353 08/27/1986 10/09/1986 Nitrate NORTH SANTIAM RIVER A0.7
-1967354 08/27/1986 08/27/1986 Nitrate NORTH SANTIAM RIVER A0.7
 




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: 3967