OHA Drinking Water Services
OR41
PWS ID: 06186 ---- COLUMBIA EMPIRE FARMS ---- INACTIVE
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:  ARS = Arsenic, 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 3/15/2010 0.9 MG/L MCL 10 MG/L 0.5 MRL 8/13/2010 1007402-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 23300 736095 10461272010 NO3-1040 D EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2010-03-15
EP-A EP FOR WELL 1 Finished ARS 1005 ARSENIC 3/15/2010 ND MG/L MCL 0.010 MG/L 0.003 MRL 8/13/2010 1007402-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 200.9 ATOMIC ABSORPTION, PLATFORM 23300 736095 10461942010 ARS-1005 N EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 200.9 ATOMIC ABSORPTION, PLATFORM 2010-03-15
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 2/15/2013 0.7 MG/L MCL 10 MG/L 0.5 MRL 2/20/2013 304600601-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 23300 1060615 14742272013 NO3-1040 D EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2013-02-15
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 8/16/2012 ND MG/L MCL 10 MG/L 0.1 MRL 8/21/2012 25059061-I OR100021 TEST AMERICA ATC - PORTLAND 300.0 ION CHROMATOGRAPHY 23300 984452 13772112012 NO3-1040 N EP-A EP FOR WELL 1 Finished OR100021 TEST AMERICA ATC - PORTLAND 300.0 ION CHROMATOGRAPHY 2012-08-16
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 2/22/2012 1.0 MG/L MCL 10 MG/L 0.5 MRL 3/5/2012 205300401-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 23300 918005 12985572012 NO3-1040 D EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2012-02-22
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 4/27/2011 1.7 MG/L MCL 10 MG/L 0.5 MRL 5/17/2011 111700101-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 23300 818411 11700652011 NO3-1040 D EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2011-04-27
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 2/26/2015 ND MG/L MCL 10 MG/L 0.5 MRL 3/3/2015 505800101-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 23300 1365358 18727192015 NO3-1040 N EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2015-02-26
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 1/10/2017 ND MG/L MCL 10 MG/L 0.5 MRL 1/16/2017 701000901-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 23300 1654743 22523422017 NO3-1040 N EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2017-01-10
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 2/14/2014 0.8 MG/L MCL 10 MG/L 0.5 MRL 2/18/2014 404500701-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 23300 1209992 16836302014 NO3-1040 D EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2014-02-14
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 2/9/2016 ND MG/L MCL 10 MG/L 0.5 MRL 2/11/2016 604000401-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 23300 1510926 20470762016 NO3-1040 N EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2016-02-09
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 1/19/2018 ND MG/L MCL 10 MG/L 0.5 MRL 1/23/2018 801900301-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 23300 1807152 24351532018 NO3-1040 N EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2018-01-19
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 2/26/2019 0.750 MG/L MCL 10 MG/L 0.1 MRL 3/1/2019 905700701-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 23300 1976469 26334672019 NO3-1040 D EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 2019-02-26
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 2/3/2020 0.724 MG/L MCL 10 MG/L 0.1 MRL 2/7/2020 003401001-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 23300 2130983 28588672020 NO3-1040 D EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 2020-02-03
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 2/18/2021 0.986 MG/L MCL 10 MG/L 0.1 MRL 2/26/2021 104901101-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 23300 2287940 30469832021 NO3-1040 D EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 2021-02-18
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 12/29/2022 1.08 MG/L MCL 10 MG/L 0.5 MRL 1/5/2023 2363021-01-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 23300 2576235 34296372022 NO3-1040 D EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2022-12-29
EP-A EP FOR WELL 1 Finished NO3 1040 NITRATE 12/21/2023 0.976 MG/L MCL 10 MG/L 0.1 MRL 12/28/2023 3355018-01-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300 COLORIMETRIC SPADNS, WITH DISTILLATION 23300 2729481 36185072023 NO3-1040 D EP-A EP FOR WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300 COLORIMETRIC SPADNS, WITH DISTILLATION 2023-12-21


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