OHA Drinking Water Services
OR41
PWS ID: 95623 ---- CHEHALEM RIDGE NATURE 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

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 NO3 1040 NITRATE 2/20/2023 1.81 MG/L MCL 10 MG/L 0.5 MRL 2/27/2023 3052006-01-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 26060 2596947 34564002023 NO3-1040 D EP-A EP FOR WELL 1 OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2023-02-20
EP-A EP FOR WELL 1 ARS 1005 ARSENIC 2/15/2022 ND MG/L MCL 0.010 MG/L 0.003 MRL 2/24/2022 204604001-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 200.9 ATOMIC ABSORPTION, PLATFORM 26060 2439890 32284152022 ARS-1005 N EP-A EP FOR WELL 1 OR100013 ALEXIN ANALYTICAL LABORATORIES INC 200.9 ATOMIC ABSORPTION, PLATFORM 2022-02-15
EP-A EP FOR WELL 1 NO3 1040 NITRATE 1/26/2024 1.89 MG/L MCL 10 MG/L 0.5 MRL 2/5/2024 4026012-01-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 26060 2744609 36356492024 NO3-1040 D EP-A EP FOR WELL 1 OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2024-01-26
EP-A EP FOR WELL 1 ARS 1005 ARSENIC 7/26/2022 ND MG/L MCL 0.010 MG/L 0.003 MRL 8/3/2022 2207038-01-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 200.9 ATOMIC ABSORPTION, PLATFORM 26060 2509469 33196402022 ARS-1005 N EP-A EP FOR WELL 1 OR100013 ALEXIN ANALYTICAL LABORATORIES INC 200.9 ATOMIC ABSORPTION, PLATFORM 2022-07-26
EP-A EP FOR WELL 1 NO3 1040 NITRATE 2/11/2025 1.5 MG/L MCL 10 MG/L 0.5 MRL 2/20/2025 5042021-01-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 26060 2904589 38263712025 NO3-1040 D EP-A EP FOR WELL 1 OR100013 ALEXIN ANALYTICAL LABORATORIES INC 4500NO3-D ION SELECTIVE ELECTRODE 2025-02-11
EP-A EP FOR WELL 1 ARS 1005 ARSENIC 10/11/2022 ND MG/L MCL 0.010 MG/L 0.003 MRL 10/14/2022 2284038-01-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 200.9 ATOMIC ABSORPTION, PLATFORM 26060 2543632 33735162022 ARS-1005 N EP-A EP FOR WELL 1 OR100013 ALEXIN ANALYTICAL LABORATORIES INC 200.9 ATOMIC ABSORPTION, PLATFORM 2022-10-11
EP-A EP FOR WELL 1 NO3 1040 NITRATE 5/17/2022 2.15 MG/L MCL 10 MG/L 0.1 MRL 6/3/2022 213704501-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300 COLORIMETRIC SPADNS, WITH DISTILLATION 26060 2486119 32858262022 NO3-1040 D EP-A EP FOR WELL 1 OR100013 ALEXIN ANALYTICAL LABORATORIES INC 300 COLORIMETRIC SPADNS, WITH DISTILLATION 2022-05-17
EP-A EP FOR WELL 1 ARS 1005 ARSENIC 5/17/2022 ND MG/L MCL 0.010 MG/L 0.003 MRL 6/3/2022 213704501-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 200.9 ATOMIC ABSORPTION, PLATFORM 26060 2486119 32858742022 ARS-1005 N EP-A EP FOR WELL 1 OR100013 ALEXIN ANALYTICAL LABORATORIES INC 200.9 ATOMIC ABSORPTION, PLATFORM 2022-05-17
EP-A EP FOR WELL 1 ARS 1005 ARSENIC 10/27/2021 ND MG/L MCL 0.010 MG/L 0.003 MRL 11/4/2021 130005201-I OR100013 ALEXIN ANALYTICAL LABORATORIES INC 200.9 ATOMIC ABSORPTION, PLATFORM 26060 2401556 31805912021 ARS-1005 N EP-A EP FOR WELL 1 OR100013 ALEXIN ANALYTICAL LABORATORIES INC 200.9 ATOMIC ABSORPTION, PLATFORM 2021-10-27


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