OHA Drinking Water Services
OR41
PWS ID: 92612 ---- USFS MULTNOMAH FALLS/WAHKEENA
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 6/13/2022 ND MG/L MCL 10 MG/L 1 MRL 6/16/2022 210067-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 14337 2488048 32894822022 NO3-1040 N EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2022-06-13
EP-A EP for WELL 1 well sample tap Finished NO3 1040 NITRATE 7/5/2016 ND MG/L MCL 10 MG/L 1 MRL 7/7/2016 195639-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 14337 1565405 21162782016 NO3-1040 N EP-A EP for WELL 1 well sample tap Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2016-07-05
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 11/14/2023 ND MG/L MCL 10 MG/L 1 MRL 11/17/2023 213551-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 14337 2714702 36006622023 NO3-1040 N EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2023-11-14
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/1/2010 0.120 MG/L MCL 10 MG/L 0.1 MRL 6/14/2010 PTF004001-I OR100021 TEST AMERICA ATC - PORTLAND 300.0 ION CHROMATOGRAPHY 14337 714605 10168462010 NO3-1040 D EP-A EP for WELL 1 Finished OR100021 TEST AMERICA ATC - PORTLAND 300.0 ION CHROMATOGRAPHY 2010-06-01
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 7/5/2005 ND MCL 10 MG/L 0.1 MRL 7/20/2005 A50706CH-1 OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 14337 278241 4083062005 NO3-1040 N EP-A EP for WELL 1 Finished OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 2005-07-05
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/5/2003 ND MCL 10 MG/L 0.1 MRL 6/2/2004 A30806AU-1 OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 14337 192344 2632262003 NO3-1040 N EP-A EP for WELL 1 Finished OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 2003-08-05
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/17/2004 ND MCL 10 MG/L 0.1 MRL 10/8/2004 A40818AR-3 OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 14337 217822 2997002004 NO3-1040 N EP-A EP for WELL 1 Finished OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 2004-08-17
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/1/2011 0.130 MG/L MCL 10 MG/L 0.1 MRL 6/30/2011 PUF006301-I OR100021 TEST AMERICA ATC - PORTLAND 300.0 ION CHROMATOGRAPHY 14337 829385 11832142011 NO3-1040 D EP-A EP for WELL 1 Finished OR100021 TEST AMERICA ATC - PORTLAND 300.0 ION CHROMATOGRAPHY 2011-06-01
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 7/27/2006 ND MG/L MCL 10 MG/L 0.1 MRL 8/21/2006 A60727BG1 OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 14337 355264 5182352006 NO3-1040 N EP-A EP for WELL 1 Finished OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 2006-07-27
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/5/2008 0.11 MG/L MCL 10 MG/L 0.01 MRL 7/2/2008 A80605V1-I OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 14337 521682 7532632008 NO3-1040 D EP-A EP for WELL 1 Finished OR100028 COLUMBIA LABORATORIES, INC 300.0 ION CHROMATOGRAPHY 2008-06-05
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/4/2012 0.11 MG/L MCL 10 MG/L 0.1 MRL 6/25/2012 25034801-I OR100021 TEST AMERICA ATC - PORTLAND 300.0 ION CHROMATOGRAPHY 14337 957501 13440652012 NO3-1040 D EP-A EP for WELL 1 Finished OR100021 TEST AMERICA ATC - PORTLAND 300.0 ION CHROMATOGRAPHY 2012-06-04
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 7/6/2009 0.11 MG/L MCL 10 MG/L 0.1 MRL 7/21/2009 PSG015401-I OR100021 TEST AMERICA ATC - PORTLAND 300.0 ION CHROMATOGRAPHY 14337 616593 8922002009 NO3-1040 D EP-A EP for WELL 1 Finished OR100021 TEST AMERICA ATC - PORTLAND 300.0 ION CHROMATOGRAPHY 2009-07-06
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 7/6/2015 ND MG/L MCL 10 MG/L 10.53 MRL 7/7/2015 193323-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 14337 1408890 19200642015 NO3-1040 N EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2015-07-06
EP-A EP for WELL 1 tap at well Finished NO3 1040 NITRATE 7/10/2017 ND MG/L MCL 10 MG/L 1 MRL 7/13/2017 197964-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 14337 1716226 23222502017 NO3-1040 N EP-A EP for WELL 1 tap at well Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2017-07-10
EP-A EP for WELL 1 pump house Finished NO3 1040 NITRATE 7/30/2018 0.258 MG/L MCL 10 MG/L 0.23 MRL 8/1/2018 200862-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 14337 1881738 25194732018 NO3-1040 D EP-A EP for WELL 1 pump house Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2018-07-30
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/17/2020 ND MG/L MCL 10 MG/L 1 MRL 8/19/2020 205900-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 14337 2207938 29511652020 NO3-1040 N EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2020-08-17
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/6/2002 0.09 MG/L MCL 10 MG/L 8/22/2002 A20807S-2 OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 14337 70453 728382002 NO3-1040 D EP-A EP for WELL 1 Finished OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 2002-08-06
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 7/10/2007 0.1 MG/L MCL 10 MG/L 0.1 MRL 8/3/2007 A70710CC1 OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 14337 453753 6484412007 NO3-1040 D EP-A EP for WELL 1 Finished OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 2007-07-10
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 7/23/2013 ND MG/L MCL 10 MG/L 0.5 MRL 8/5/2013 320503601-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 14337 1135500 15714512013 NO3-1040 N EP-A EP for WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2013-07-23
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 9/9/2014 ND MG/L MCL 10 MG/L 0.1 MRL 9/16/2014 425304101-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 14337 1296396 17859502014 NO3-1040 N EP-A EP for WELL 1 Finished OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300.0 ION CHROMATOGRAPHY 2014-09-09
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/5/2019 ND MG/L MCL 10 MG/L 1 MRL 8/7/2019 203345-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 14337 2041704 27189252019 NO3-1040 N EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2019-08-05
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/30/2021 ND MG/L MCL 10 MG/L 1 MRL 9/2/2021 208358-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 14337 2373912 31476102021 NO3-1040 N EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2021-08-30


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