OHA Drinking Water Services
OR41
PWS ID: 94204 ---- USACE LE PAGE PARK
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

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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 ARS 1005 ARSENIC 8/9/2010 0.00193 MG/L MCL 0.010 MG/L 0.001 MRL 9/8/2010 100836801A-I OR100016 NEILSON RESEARCH CORPORATION 200.8 INDUCTIVELY COUPLED PLASMA MASS SPECTROM 15230 745123 10600952010 ARS-1005 D EP-A EP for WELL 1 Finished OR100016 NEILSON RESEARCH CORPORATION 200.8 INDUCTIVELY COUPLED PLASMA MASS SPECTROM 2010-08-09
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/14/2023 3.62 MG/L MCL 10 MG/L 1 MRL 6/19/2023 212464-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 15230 2642520 35095602023 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2023-06-14
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/19/2007 4.4 MG/L MCL 10 MG/L 0 MDL 6/27/2007 197 OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 15230 444609 6360642007 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 2007-06-19
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 4/13/2022 2.80 MG/L MCL 10 MG/L 1 MRL 4/20/2022 209628-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 15230 2463392 32572102022 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2022-04-13
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/6/2009 4.70 MG/L MCL 10 MG/L 1 MRL 9/21/2009 543-I OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 15230 633263 9136882009 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 2009-08-06
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/10/2010 4.1 MG/L MCL 10 MG/L 1 MRL 11/18/2010 599TD-I OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 15230 762579 10912422010 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 2010-06-10
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/25/2018 4.09 MG/L MCL 10 MG/L 0.23 MRL 6/28/2018 200537-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 15230 1866360 24997602018 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2018-06-25
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/28/2006 3.4 MG/L MCL 10 MG/L 0 MDL 3/6/2007 145 OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 15230 432468 6186262006 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 2006-06-28
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 9/21/2005 4. MG/L MCL 10 MG/L 0.1 MRL 3/6/2007 A50921AQ4 OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 15230 432469 6186272005 NO3-1040 D EP-A EP for WELL 1 Finished OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 2005-09-21
DIST-A DISTRIBUTION SYSTEM A Finished NO3 1040 NITRATE 6/16/2011 4.5 MG/L MCL 10 MG/L 1 MRL 6/29/2011 666TD-I OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 10530 828957 11826852011 NO3-1040 D DIST-A DISTRIBUTION SYSTEM A Finished OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 2011-06-16
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 7/22/2003 4.8 MG/L MCL 10 MG/L 8/1/2003 A30722S-1 OR100029 PYXIS LABORATORIES INC - PENDLETON 4500NO3-D ION SELECTIVE ELECTRODE 15230 134265 1785972003 NO3-1040 D EP-A EP for WELL 1 Finished OR100029 PYXIS LABORATORIES INC - PENDLETON 4500NO3-D ION SELECTIVE ELECTRODE 2003-07-22
EP-A EP for WELL 1 MODIFIED SAMPLE Finished NO3 1040 NITRATE 6/12/2002 4.1 MG/L MCL 10 MG/L 6/21/2002 392 OR100004 VALLEY VIEW ENTERPRISES 4500NO3-D ION SELECTIVE ELECTRODE 15230 53089 543782002 NO3-1040 D EP-A EP for WELL 1 MODIFIED SAMPLE Finished OR100004 VALLEY VIEW ENTERPRISES 4500NO3-D ION SELECTIVE ELECTRODE 2002-06-12
EP-A EP for WELL 1 Finished ARS 1005 ARSENIC 7/27/2016 ND MG/L MCL 0.010 MG/L 0.001 MRL 8/10/2016 160839601A-I OR100016 NEILSON RESEARCH CORPORATION 200.8 INDUCTIVELY COUPLED PLASMA MASS SPECTROM 15230 1585829 21411582016 ARS-1005 N EP-A EP for WELL 1 Finished OR100016 NEILSON RESEARCH CORPORATION 200.8 INDUCTIVELY COUPLED PLASMA MASS SPECTROM 2016-07-27
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/23/2015 2.03 MG/L MCL 10 MG/L 0.53 MRL 6/26/2015 193206-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 15230 1406283 19170982015 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2015-06-23
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 12/11/2002 2.12 MG/L MCL 10 MG/L 12/31/2002 540 OR100004 VALLEY VIEW ENTERPRISES 4500NO3-D ION SELECTIVE ELECTRODE 15230 94515 1210322002 NO3-1040 D EP-A EP for WELL 1 Finished OR100004 VALLEY VIEW ENTERPRISES 4500NO3-D ION SELECTIVE ELECTRODE 2002-12-11
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/4/2014 3.2 MG/L MCL 10 MG/L 1 MRL 6/5/2014 191070-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 15230 1248383 17267062014 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2014-06-04
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/20/2012 3.3 MG/L MCL 10 MG/L 0.1 MDL 8/27/2012 736TD-I OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 15230 985680 13788622012 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 2012-08-20
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 8/14/2013 3.8 MG/L MCL 10 MG/L 1 MRL 8/19/2013 189513-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 15230 1131661 15638022013 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2013-08-14
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 7/28/2004 4.4 MG/L MCL 10 MG/L 8/11/2004 A40729G-1 OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 15230 204401 2798962004 NO3-1040 D EP-A EP for WELL 1 Finished OR100030 PYXIS LABORATORIES INC - REDMOND 300.0 ION CHROMATOGRAPHY 2004-07-28
EP-A EP for WELL 1 Finished ARS 1005 ARSENIC 6/19/2007 0.0019 MG/L MCL 0.010 MG/L 0.0005 MRL 7/17/2007 A70620AB1 OR100030 PYXIS LABORATORIES INC - REDMOND 200.8 INDUCTIVELY COUPLED PLASMA MASS SPECTROM 15230 449629 6426872007 ARS-1005 D EP-A EP for WELL 1 Finished OR100030 PYXIS LABORATORIES INC - REDMOND 200.8 INDUCTIVELY COUPLED PLASMA MASS SPECTROM 2007-06-19
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 6/4/2019 3.55 MG/L MCL 10 MG/L 1 MRL 6/7/2019 202762-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 15230 2017495 26839932019 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2019-06-04
EP-A EP for WELL 1 Finished ARS 1005 ARSENIC 8/14/2013 0.00183 MG/L MCL 0.010 MG/L 0.001 MRL 8/29/2013 130856001A-I OR100016 NEILSON RESEARCH CORPORATION 200.8 INDUCTIVELY COUPLED PLASMA MASS SPECTROM 15230 1135414 15710492013 ARS-1005 D EP-A EP for WELL 1 Finished OR100016 NEILSON RESEARCH CORPORATION 200.8 INDUCTIVELY COUPLED PLASMA MASS SPECTROM 2013-08-14
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 4/18/2016 3.5 MG/L MCL 10 MG/L 1 MRL 4/21/2016 194892-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 15230 1535136 20748062016 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2016-04-18
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 10/2/2017 3.43 MG/L MCL 10 MG/L 1 MRL 10/4/2017 198648-I OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 15230 1756965 23704192017 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 10206 SPECTROPHOTOMETRIC 2017-10-02
EP-A EP for WELL 1 Finished NO3 1040 NITRATE 7/10/2008 3.7 MG/L MCL 10 MG/L 1 MRL 7/16/2008 271-I OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 15230 522701 7552472008 NO3-1040 D EP-A EP for WELL 1 Finished OR100002 THE DALLES WATER QUALITY LAB 4500NO3-D ION SELECTIVE ELECTRODE 2008-07-10



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