OHA Drinking Water Services
PWS ID: 01172 ---- WESTERN HILLS MH ESTATES
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
3076001-01-I 03/16/2023 03/24/2023 NITRATE EP FOR WELLS #5 & #6 EP-DND
2168028-01-I 06/17/2022 06/23/2022 NITRATE EP FOR WELLS #5 & #6 EP-DND
104100601-I 02/09/2021 02/19/2021 NITRATE EP FOR WELLS #1 & #2 EP-AND
101502301-I 01/15/2021 01/25/2021 NITRATE EP FOR WELLS #1 & #2 EP-AND
029002301-I 10/16/2020 11/03/2020 NITRATE EP FOR WELLS #5 & #6 EP-DND
917705801-I 06/26/2019 07/25/2019 NITRATE EP FOR WELLS #5 & #6 EP-DND
910704201-I 04/16/2019 04/30/2019 NITRATE EP FOR WELLS #5 & #6 EP-DND
826211401-I 09/19/2018 09/26/2018 NITRATE EP FOR WELLS #5 & #6 EP-DND
732605201-I 11/22/2017 12/04/2017 NITRATE EP FOR WELLS #5 & #6 EP-DND
624201701-I 08/29/2016 10/03/2016 NITRATE EP FOR WELLS #5 & #6 EP-DND
518203401-I 07/01/2015 07/09/2015 NITRATE EP FOR WELLS #5 & #6 EP-DND
428804001-I 10/15/2014 10/20/2014 NITRATE EP FOR WELLS #5 & #6 EP-DND
326105601-I 09/18/2013 10/07/2013 NITRATE EP FOR WELLS #5 & #6 EP-DND
227700701-I 10/02/2012 10/09/2012 NITRATE EP FOR WELLS #5 & #6 EP-DND
125000401-I 09/06/2011 09/23/2011 NITRATE EP FOR WELLS #1 & #2 EP-AND
125000402-I 09/06/2011 09/23/2011 NITRATE EP FOR WELLS #5 & #6 EP-DND
1024448-I 08/31/2010 09/23/2010 NITRATE EP FOR WELLS #1 & #2 EP-AND
1024449-I 08/31/2010 09/23/2010 NITRATE EP FOR WELLS #5 & #6 EP-DND
0924316-I 08/31/2009 10/19/2009 NITRATE EP FOR WELLS #1 & #2 EP-AND
0924315-I 08/31/2009 10/19/2009 NITRATE EP FOR WELLS #5 & #6 EP-DND
0822603-I 08/12/2008 09/29/2008 NITRATE EP FOR WELLS #1 & #2 EP-AND
0822604-I 08/12/2008 09/29/2008 NITRATE EP FOR WELLS #5 & #6 EP-DND
0721112 07/30/2007 08/22/2007 NITRATE EP FOR WELLS #1 & #2 EP-AND
0721113 07/30/2007 08/22/2007 NITRATE EP FOR WELLS #5 & #6 EP-DND
06249/11 09/05/2006 12/18/2006 NITRATE EP FOR WELL #4 EP-B1.2
06249/10 09/05/2006 12/18/2006 NITRATE EP FOR WELLS #5 & #6 EP-DND
06241/25 08/29/2006 12/18/2006 NITRATE EP FOR WELLS #1 & #2 EP-AND
06241/24 08/29/2006 12/18/2006 NITRATE EP FOR WELLS #5 & #6 EP-DND
05256/23N 09/13/2005 11/14/2005 NITRATE EP FOR WELLS #1 & #2 EP-AND
05256/24N 09/13/2005 11/14/2005 NITRATE EP FOR WELL #4 EP-B1
05256/25N 09/13/2005 11/14/2005 NITRATE EP FOR WELLS #5 & #6 EP-DND
05256/26N 09/13/2005 11/14/2005 NITRATE EP FOR WELLS #5 & #6 EP-DND
04287/29I 10/13/2004 12/23/2004 NITRATE EP FOR WELL #4 EP-B1.1
04230/22-I 08/17/2004 12/23/2004 NITRATE EP FOR WELLS #1 & #2 EP-AND
04230/23-I 08/17/2004 12/23/2004 NITRATE EP FOR WELLS #1 & #2 EP-AND
04230/21-I 08/17/2004 12/23/2004 NITRATE EP FOR WELLS #5 & #6 EP-DND
04230/24-I 08/17/2004 12/23/2004 NITRATE EP FOR WELLS #5 & #6 EP-DND
03161/45I 06/10/2003 09/18/2003 NITRATE EP FOR WELLS #1 & #2 EP-AND
03161/46I 06/10/2003 09/18/2003 NITRATE EP FOR WELLS #1 & #2 EP-AND
03161/42 06/10/2003 09/18/2003 NITRATE EP FOR WELL #4 EP-B1.2
03161/41 06/10/2003 09/18/2003 NITRATE EP FOR WELLS #5 & #6 EP-D0.6
03161/47I 06/10/2003 09/18/2003 NITRATE EP FOR WELLS #5 & #6 EP-DND
02353/36 12/19/2002 09/10/2003 NITRATE EP FOR WELLS #1 & #2 EP-AND
02353/37 12/19/2002 09/10/2003 NITRATE EP FOR WELLS #1 & #2 EP-AND
02353/38 12/19/2002 09/10/2003 NITRATE EP FOR WELL #4 EP-B0.8
02353/39 12/19/2002 09/10/2003 NITRATE EP FOR WELLS #5 & #6 EP-DND
02353/40 12/19/2002 09/10/2003 NITRATE EP FOR WELLS #5 & #6 EP-DND
 

Archived Nitrate Samples
Sample ID Sample
Date		 Date
Received		 Analyte Name Source Name Source
ID		 Result
0131113 11/06/2001 01/18/2002 Nitrate WELL #1 AAND
0131114 11/06/2001 01/18/2002 Nitrate WELL #2 ABND
0131110 11/06/2001 01/18/2002 Nitrate WELL #4 BA1.6
0131111 11/06/2001 01/18/2002 Nitrate WELL #5 DAND
0131115 11/06/2001 01/18/2002 Nitrate WELL #6 DBND
00264/27 09/19/2000 01/18/2001 Nitrate WELL #1 AAND
00264/28 09/19/2000 01/18/2001 Nitrate WELL #2 ABND
00264/30 09/19/2000 01/23/2001 Nitrate WELL #4 BA1.1
00264/31 09/19/2000 01/23/2001 Nitrate WELL #5 DAND
00264/32 09/19/2000 01/23/2001 Nitrate WELL #6 DBND
347/16 12/13/1999 01/11/2000 Nitrate WELL #1 AAND
347/17 12/13/1999 01/11/2000 Nitrate WELL #2 ABND
347/18 12/13/1999 01/11/2000 Nitrate WELL #4 BAND
347/19 12/13/1999 01/11/2000 Nitrate WELL #3 CA2
347/20 12/13/1999 01/11/2000 Nitrate WELL #5 DAND
34715 12/13/1999 08/13/2001 Nitrate WELL #6 DBND
323/26 11/19/1998 11/30/1998 Nitrate WELL #1 AAND
323/27 11/19/1998 11/30/1998 Nitrate WELL #2 ABND
323/29 11/19/1998 11/30/1998 Nitrate WELL #4 BA1.6
323/28 11/19/1998 11/30/1998 Nitrate WELL #3 CAND
K970885201 12/01/1997 12/18/1997 Nitrate WELL #4 BAND
4 12/01/1997 04/14/1999 Nitrate WELL #5 DAND
269/18 09/24/1997 10/31/1997 Nitrate WELL #4 BA2.1
269/17 09/24/1997 10/31/1997 Nitrate WELL #3 CAND
27401-1 09/04/1996 09/16/1996 Nitrate WELLFIELD (WELLS #1 & #2) AND
27401-3 09/04/1996 09/16/1996 Nitrate WELL #4 BA2
27401-2 09/04/1996 09/16/1996 Nitrate WELL #3 CAND
25309 11/16/1995 11/22/1995 Nitrate WELLFIELD (WELLS #1 & #2) AND
21342 09/15/1994 05/11/1995 Nitrate WELL #3 CAND
-1921379 09/19/1991 10/19/1991 Nitrate WELLFIELD (WELLS #1 & #2) A1.9
-1921322 09/19/1991 10/19/1991 Nitrate WELL #4 B1.9
-1921323 07/30/1990 10/10/1990 Nitrate WELL #4 B1.7
-1921380 04/21/1988 05/10/1988 Nitrate WELLFIELD (WELLS #1 & #2) A0.24
-1921324 03/27/1987 03/26/1990 Nitrate WELL #4 B0.51
-1921325 09/22/1986 05/12/1988 Nitrate WELL #4 B0.35
-1921381 08/02/1984 08/02/1984 Nitrate WELLFIELD (WELLS #1 & #2) 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  ::  PFAS
DBPs  ::  TOC & Alkalinity  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  Turbidity  ::  SWTR  ::  RAA  ::  LRAAFor SDWIS: 3566
Information by county:
Inventory  ::  Surface Water Systems  ::  Water System Surveys  ::  Outstanding Performers  ::  Plan Reviews  ::  System Scores  ::  Exceedances
Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Significant Deficiencies  ::  Treatment Plant Inspections  ::  Fluoride
Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Public Notices
Inventory List for all Oregon Drinking Water Systems in Excel or printable screen format
Staff/Partner Login
Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home
Need help? Email Drinking Water Services for assistance.