OHA Drinking Water Services
OR41
PWS ID: 94621 ---- BACKROADS PUB & GRUB
Chemical Results

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How to use this data table
  • Filter: Use the Select Analytes panel below to filter for specific analytes or groups. Note that only analytes for which there are data are listed. Use the dropdown menus in column headers and the Sample Dates box to filter results. Use the Search box to search across all columns. For example, you can enter a specific sample ID, analyte, or any other search criteria into the Search box.
  • Sort: Click column headings to sort ascending or descending. Sort by multiple columns by holding the Shift key while clicking on additional column headings. The arrow in the column heading will show in blue if the results are currently being sorted by that column.
  • Columns: Use the Columns button to select which columns to display in the table, including additional columns not shown in the default display. Drag column headings to rearrange their order.
  • DBPs & TOC: Use the DBPs & TOC button to filter the results for DBPs, TOC, and alkalinity. Columns and sort order will automatically adjust to help review the data.
  • Download: Use the Download button to export data to an Excel or CSV file. Only filtered results will be downloaded.
  • Reset: Click the Reset button to restore default settings.
Results not included & related pages
Abbreviations
  • Analyte Groups:  NO3 = Nitrate
  • Analyte Levels:  MCL = Maximum contaminant level, ACL = Action level. Analyte level exceedances are indicated with bold red text.
  • Detection and Reporting Limits:  MDL = Federal minimum detection limit, MRL = Lab reporting level, ND = Not detected at the MDL or MRL.
Select Analytes

Sample Dates
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Facility ID Facility Name Sample Point ID Sample Location Source Type Analyte Group Analyte Code Analyte Name
Use the "Select Analytes" panel above to filter.
 Sample
Date		 Result Units Analyte
Level
Type		 Current
Analyte
Level		 Analyte
Level
Units		 Limit Limit
Type		 Received
Date		 Sample ID Comments Lab ID Lab Name Analysis Method Method Name TINWSF
ISN		 TSASAMPL
ISN		 TSASAR
ISN		 SelectYear SelectAnalyte SelectResult SelectFacilityID SelectFacilityName SelectSamplePointID SelectSampleLocation SelectSourceType SelectLabID SelectLabName SelectMethod SelectMethodName FilterSampleDate
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 3/26/2024 ND MG/L MCL 10 MG/L 0.1 MRL 4/1/2024 4086040-01-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300 COLORIMETRIC SPADNS, WITH DISTILLATION 15171 2763069 36563202024 NO3-1040 N EP-A EP for WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300 COLORIMETRIC SPADNS, WITH DISTILLATION 2024-03-26
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 3/2/2021 ND MG/L MCL 10 MG/L 0.1 MRL 3/5/2021 106105201-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 15171 2294828 30542832021 NO3-1040 N EP-A EP for WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 2021-03-02
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/16/2020 ND MG/L MCL 10 MG/L 0.1 MRL 6/19/2020 016804801-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 15171 2180008 29167222020 NO3-1040 N EP-A EP for WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 2020-06-16
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 7/20/2020 ND MG/L MCL 10 MG/L 0.1 MRL 7/28/2020 020203001-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 15171 2194889 29357312020 NO3-1040 N EP-A EP for WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 2020-07-20
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 5/8/2019 ND MG/L MCL 10 MG/L 0.1 MRL 5/16/2019 912804501-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 15171 2008085 26724952019 NO3-1040 N EP-A EP for WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 2019-05-08
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 11/5/2018 ND MG/L MCL 10 MG/L 0.1 MRL 11/12/2018 830903301-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 15171 1936148 25860732018 NO3-1040 N EP-A EP for WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 2018-11-05
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/22/2019 ND MG/L MCL 10 MG/L 0.1 MRL 9/9/2019 923501201-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 15171 2064420 27499172019 NO3-1040 N EP-A EP for WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 2019-08-22
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 4/9/2004 ND MCL 10 MG/L 0.1 MRL 4/22/2004 A40409AS-1 OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 15171 188564 2572512004 NO3-1040 N EP-A EP for WELL 1 Finished OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 2004-04-09
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/22/2006 ND MG/L MCL 10 MG/L 0.1 MRL 9/7/2006 A60822BM1 OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 15171 389542 5545172006 NO3-1040 N EP-A EP for WELL 1 Finished OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 2006-08-22
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 12/20/2005 ND MG/L MCL 10 MG/L 0.1 MRL 1/10/2006 A51221AK-1 OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 15171 311653 4570882005 NO3-1040 N EP-A EP for WELL 1 Finished OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 2005-12-20
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 12/12/2011 0.022 MG/L MCL 10 MG/L 0.01 MRL 12/23/2011 11212341-I OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 15171 888153 12617292011 NO3-1040 D EP-A EP for WELL 1 Finished OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 2011-12-12
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/26/2015 ND MG/L MCL 10 MG/L 0.05 MRL 9/8/2015 50827091-I OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 15171 1445220 19662602015 NO3-1040 N EP-A EP for WELL 1 Finished OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 2015-08-26
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/29/2016 ND MG/L MCL 10 MG/L 0.05 MRL 7/11/2016 60629591-I OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 15171 1570627 21224852016 NO3-1040 N EP-A EP for WELL 1 Finished OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 2016-06-29
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 9/28/2010 0.013 MG/L MCL 10 MG/L 0.01 MRL 10/8/2010 929111-I OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 15171 752642 10718152010 NO3-1040 D EP-A EP for WELL 1 Finished OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 2010-09-28
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 5/29/2013 ND MG/L MCL 10 MG/L 0.01 MRL 6/13/2013 30529371-I OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 15171 1104328 15268912013 NO3-1040 N EP-A EP for WELL 1 Finished OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 2013-05-29
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/28/2012 0.012 MG/L MCL 10 MG/L 0.01 MRL 9/7/2012 20828221-I OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 15171 991438 13865212012 NO3-1040 D EP-A EP for WELL 1 Finished OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 2012-08-28
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 5/27/2014 ND MG/L MCL 10 MG/L 0.01 MRL 6/4/2014 40527341-I OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 15171 1248296 17264932014 NO3-1040 N EP-A EP for WELL 1 Finished OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 2014-05-27
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 12/1/2008 0.01 MG/L MCL 10 MG/L 0.01 MRL 12/17/2008 A81201Q1 OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 15171 559118 8171532008 NO3-1040 D EP-A EP for WELL 1 Finished OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 2008-12-01
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 9/29/2009 0.014 MG/L MCL 10 MG/L 0.01 MRL 10/12/2009 90930091-I OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 15171 641757 9264122009 NO3-1040 D EP-A EP for WELL 1 Finished OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 2009-09-29
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 7/21/2009 0.01 MG/L MCL 10 MG/L 0.01 MRL 8/7/2009 9072148-I OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 15171 620465 8975962009 NO3-1040 D EP-A EP for WELL 1 Finished OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 2009-07-21
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/7/2022 ND MG/L MCL 10 MG/L 0.5 MRL 6/16/2022 2158037-01-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 15171 2488051 32894842022 NO3-1040 N EP-A EP for WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2022-06-07
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 2/28/2023 ND MG/L MCL 10 MG/L 0.5 MRL 3/6/2023 3059029-01-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 15171 2600233 34599952023 NO3-1040 N EP-A EP for WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2023-02-28
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 11/20/2017 ND MG/L MCL 10 MG/L 0.5 MRL 12/4/2017 732402701-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 15171 1789247 24139312017 NO3-1040 N EP-A EP for WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2017-11-20


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