OHA Drinking Water Services
PWS ID: 95174 ---- COLUMBIA RIVER DAIRY
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
2302198-01-I 02/09/2023 04/11/2023 NITRATE EP FOR HOLSTEIN WELL EP-AND
2302199-01-I 02/09/2023 02/17/2023 NITRATE EP FOR JERSEY WELL EP-BND
2302196-01-I 02/09/2023 03/27/2023 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-CND
2302196-02-I 02/09/2023 03/27/2023 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-CND
2212250-01-I 12/15/2022 12/23/2022 NITRATE EP FOR HOLSTEIN WELL EP-AND
2212249-01-I 12/15/2022 12/23/2022 NITRATE EP FOR JERSEY WELL EP-BND
2212248-01-I 12/15/2022 12/28/2022 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-CND
2212247-01-I 12/15/2022 12/23/2022 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-CND
2212245-02-I 12/15/2022 03/06/2023 NITRATE EP FOR WELL #5 EP-DND
210746201-I 07/28/2021 09/10/2021 NITRATE EP FOR HOLSTEIN WELL EP-AND
210425301-I 04/20/2021 04/22/2021 NITRATE EP FOR HOLSTEIN WELL EP-AND
210425302-I 04/20/2021 04/22/2021 NITRATE EP FOR JERSEY WELL EP-BND
210425303-I 04/20/2021 04/22/2021 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-CND
210425304-I 04/20/2021 04/22/2021 NITRATE EP FOR WELL #5 EP-DND
210425305-I 04/20/2021 04/22/2021 NITRATE EP FOR WELL #7 EP-END
200116401-I 01/20/2020 01/29/2020 NITRATE EP FOR HOLSTEIN WELL EP-AND
200116402-I 01/20/2020 01/29/2020 NITRATE EP FOR JERSEY WELL EP-BND
200116403-I 01/20/2020 01/29/2020 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-CND
200116404-I 01/20/2020 01/29/2020 NITRATE EP FOR WELL #5 EP-DND
200116405-I 01/20/2020 01/29/2020 NITRATE EP FOR WELL #7 EP-END
190113801-I 01/22/2019 02/27/2019 NITRATE EP FOR HOLSTEIN WELL EP-AND
190113803-I 01/22/2019 02/27/2019 NITRATE EP FOR JERSEY WELL EP-BND
190113802-I 01/22/2019 02/27/2019 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-C0.154
190113804-I 01/22/2019 02/27/2019 NITRATE EP FOR WELL #5 EP-DND
190113805-I 01/22/2019 02/27/2019 NITRATE EP FOR WELL #7 EP-END
181008703-I 10/09/2018 11/27/2018 NITRATE EP FOR WELL #7 EP-END
66239-I 01/09/2018 11/27/2018 NITRATE EP FOR HOLSTEIN WELL EP-AND
66237A-I 01/09/2018 11/27/2018 NITRATE EP FOR JERSEY WELL EP-BND
66235-I 01/09/2018 11/27/2018 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-CND
66241-I 01/09/2018 11/27/2018 NITRATE EP FOR WELL #5 EP-DND
62674-I 07/12/2017 01/10/2018 NITRATE EP FOR WELL #7 EP-END
59550-I 01/18/2017 01/23/2017 NITRATE EP FOR HOLSTEIN WELL EP-AND
59548-I 01/18/2017 01/23/2017 NITRATE EP FOR JERSEY WELL EP-BND
59546-I 01/18/2017 01/23/2017 NITRATE EP FOR WELL #5 EP-DND
60112241-I 01/11/2016 02/03/2016 NITRATE EP FOR HOLSTEIN WELL EP-AND
60112242-I 01/11/2016 02/03/2016 NITRATE EP FOR JERSEY WELL EP-BND
60112243-I 01/11/2016 02/03/2016 NITRATE EP FOR WELL #5 EP-DND
50122121-I 01/21/2015 02/02/2015 NITRATE EP FOR JERSEY WELL EP-BND
50115031-I 01/14/2015 01/26/2015 NITRATE EP FOR HOLSTEIN WELL EP-AND
50115032-I 01/14/2015 01/26/2015 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-CND
40122051-I 01/21/2014 02/03/2014 NITRATE EP FOR HOLSTEIN WELL EP-AND
40122052-I 01/21/2014 02/03/2014 NITRATE EP FOR JERSEY WELL EP-BND
40122053-I 01/21/2014 02/03/2014 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-CND
30116081-I 01/15/2013 01/24/2013 NITRATE EP FOR HOLSTEIN WELL EP-AND
30116082-I 01/15/2013 01/24/2013 NITRATE EP FOR JERSEY WELL EP-BND
30116083-I 01/15/2013 01/24/2013 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-CND
20418151-I 04/17/2012 05/08/2012 NITRATE EP FOR HOLSTEIN WELL EP-A0.126
20228051-I 02/27/2012 03/05/2012 NITRATE EP FOR HOLSTEIN WELL EP-AND
20228052-I 02/27/2012 03/05/2012 NITRATE EP FOR JERSEY WELL EP-BND
20228053-I 02/27/2012 03/05/2012 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-CND
10125051-I 01/24/2011 02/03/2011 NITRATE EP FOR HOLSTEIN WELL EP-AND
10125052-I 01/24/2011 02/03/2011 NITRATE EP FOR JERSEY WELL EP-BND
10125053-I 01/24/2011 02/03/2011 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-C0.064
113021-I 01/12/2010 01/27/2010 NITRATE EP FOR HOLSTEIN WELL EP-AND
113022-I 01/12/2010 01/27/2010 NITRATE EP FOR JERSEY WELL EP-B0.023
113023-I 01/12/2010 01/27/2010 NITRATE EP FOR SHOP AND 6 MILE WELLS EP-CND
PSA082302-I 01/29/2009 02/12/2009 NITRATE EP FOR HOLSTEIN WELL EP-AND
PSA082304-I 01/29/2009 02/12/2009 NITRATE EP FOR JERSEY WELL EP-BND
A80326M1-I 03/25/2008 04/07/2008 NITRATE EP FOR HOLSTEIN WELL EP-AND
A80326M2-I 03/25/2008 04/07/2008 NITRATE EP FOR HOLSTEIN WELL EP-AND
A80326M3-I 03/25/2008 04/07/2008 NITRATE EP FOR HOLSTEIN WELL EP-AND
A70330Q1 03/29/2007 06/01/2007 NITRATE EP FOR HOLSTEIN WELL EP-AND
A70330Q3 03/29/2007 06/01/2007 NITRATE EP FOR HOLSTEIN WELL EP-AND
A70330Q2 03/29/2007 06/01/2007 NITRATE EP FOR HOLSTEIN WELL EP-AND
80343 01/10/2006 01/30/2006 NITRATE EP FOR HOLSTEIN WELL EP-A1.3
80341 01/10/2006 01/30/2006 NITRATE EP FOR HOLSTEIN WELL EP-A1.54
80339 01/10/2006 01/30/2006 NITRATE EP FOR HOLSTEIN WELL EP-A1.31
74650 01/05/2005 01/20/2005 NITRATE EP FOR HOLSTEIN WELL EP-A0.09
74651 01/05/2005 01/20/2005 NITRATE EP FOR HOLSTEIN WELL EP-A0.08
74652 01/05/2005 01/20/2005 NITRATE EP FOR HOLSTEIN WELL EP-A0.09
69020 01/13/2004 04/29/2004 NITRATE EP FOR HOLSTEIN WELL EP-AND
69016 01/13/2004 04/29/2004 NITRATE EP FOR HOLSTEIN WELL EP-AND
69018 01/13/2004 04/29/2004 NITRATE EP FOR HOLSTEIN WELL EP-AND
64609I 04/08/2003 04/25/2003 NITRATE EP FOR HOLSTEIN WELL EP-AND
62167 10/07/2002 11/12/2002 NITRATE EP FOR HOLSTEIN WELL EP-A0.69
109-60781I 07/30/2002 11/19/2002 NITRATE EP FOR HOLSTEIN WELL EP-AND
 

Archived Nitrate Samples
Sample ID Sample
Date		 Date
Received		 Analyte Name Source Name Source
ID		 Result
No archived results found.
 



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