OHA Drinking Water Services
OR41
PWS ID: 00379 ---- JOINT WATER COMMISSION
Cyanotoxin Sample Results
See also: Sample Schedules :: Cyanotoxin Rules & Resources :: Excel Spreadsheet

Raw Water Facilities*:

Finished Water Facilities*:
*Only facilities with cyanotoxin data are listed.
Cyanotoxin Sampling Schedules
  • SRC-AA - 2 Weeks
  • Go to schedule page
    • See purchasers/sellers for this system

    Health Advisory Levels (for entry points and distribution)
  • Total Microcystins: 0.3 ug/L for vulnerable people; 1.6 ug/L for people aged 6 and older.
  • Cylindrospermopsin: 0.7 ug/L for vulnerable people; 3 ug/L for people aged 6 and older.
    • Health advisory level exceedances in entry point and distribution samples are indicated with red text.
    ND = Not detected at the minimum reporting level;  -- = Not sampled 90 results found for selected criteria.
    Sample
    ID    		 Sample
    Date    		 Received
    Date    		 Facility ID Facility Name Raw Water Entry Points and Distribution
    Total Microcystins
    (ug/L)    		 Cylindrospermopsin
    (ug/L)    		 Total Microcystins
    (ug/L)    		 Cylindrospermopsin
    (ug/L)
    2410176-01 10/21/2024 10/25/2024 SRC-AA TUALATIN RIVERNDND
    2410050-01 10/07/2024 10/10/2024 SRC-AA TUALATIN RIVERNDND
    2409222-01 09/24/2024 09/27/2024 SRC-AA TUALATIN RIVERNDND
    2409081-01 09/09/2024 09/13/2024 SRC-AA TUALATIN RIVERNDND
    2408250-01 08/26/2024 08/30/2024 SRC-AA TUALATIN RIVERNDND
    2408113-01 08/12/2024 08/16/2024 SRC-AA TUALATIN RIVERNDND
    2407302-01 07/29/2024 08/02/2024 SRC-AA TUALATIN RIVERNDND
    2407146-01 07/15/2024 07/19/2024 SRC-AA TUALATIN RIVERNDND
    2407019-01 07/01/2024 07/09/2024 SRC-AA TUALATIN RIVERNDND
    2406156-01 06/17/2024 06/24/2024 SRC-AA TUALATIN RIVERNDND
    2406019-01 06/03/2024 06/05/2024 SRC-AA TUALATIN RIVERNDND
    2405159-01 05/20/2024 05/24/2024 SRC-AA TUALATIN RIVERNDND
    2405039-01 05/06/2024 05/10/2024 SRC-AA TUALATIN RIVERNDND
    2310285-01 10/30/2023 11/06/2023 SRC-AA TUALATIN RIVERNDND
    2310161-01 10/16/2023 10/20/2023 SRC-AA TUALATIN RIVERNDND
    2310019-01 10/02/2023 10/06/2023 SRC-AA TUALATIN RIVERNDND
    2309155-01 09/18/2023 09/22/2023 SRC-AA TUALATIN RIVERNDND
    2309031-01 09/05/2023 09/13/2023 SRC-AA TUALATIN RIVERNDND
    2308152-01 08/21/2023 08/24/2023 SRC-AA TUALATIN RIVERNDND
    2308048-01 08/07/2023 08/11/2023 SRC-AA TUALATIN RIVERNDND
    2307179-01 07/24/2023 07/31/2023 SRC-AA TUALATIN RIVERNDND
    2307063-01 07/10/2023 07/13/2023 SRC-AA TUALATIN RIVERNDND
    2306220-01 06/26/2023 06/29/2023 SRC-AA TUALATIN RIVERNDND
    2306110-01 06/12/2023 06/15/2023 SRC-AA TUALATIN RIVERNDND
    2305259-01 05/30/2023 06/02/2023 SRC-AA TUALATIN RIVERNDND
    2305143-01 05/15/2023 05/19/2023 SRC-AA TUALATIN RIVERNDND
    2305016-01 05/01/2023 05/08/2023 SRC-AA TUALATIN RIVERNDND
    2210302-01 10/31/2022 11/04/2022 SRC-AA TUALATIN RIVER--ND
    2210302-01RE1 10/31/2022 11/04/2022 SRC-AA TUALATIN RIVERND--
    2210196-01 10/17/2022 10/20/2022 SRC-AA TUALATIN RIVERNDND
    2210017-01 10/03/2022 10/06/2022 SRC-AA TUALATIN RIVERNDND
    2209180-01 09/19/2022 09/26/2022 SRC-AA TUALATIN RIVER--ND
    2209180-01RE1 09/19/2022 09/26/2022 SRC-AA TUALATIN RIVERND--
    2209033-01 09/06/2022 09/09/2022 SRC-AA TUALATIN RIVERNDND
    2208212-01 08/22/2022 08/26/2022 SRC-AA TUALATIN RIVERNDND
    2208071-01 08/08/2022 08/15/2022 SRC-AA TUALATIN RIVERNDND
    2207201-01 07/25/2022 08/01/2022 SRC-AA TUALATIN RIVERNDND
    2207071-01 07/11/2022 07/14/2022 SRC-AA TUALATIN RIVERNDND
    2206253-01 06/28/2022 07/01/2022 SRC-AA TUALATIN RIVERNDND
    2206122-01 06/13/2022 06/16/2022 SRC-AA TUALATIN RIVERNDND
    2205271-01 05/31/2022 06/02/2022 SRC-AA TUALATIN RIVERNDND
    2205151-01 05/16/2022 05/20/2022 SRC-AA TUALATIN RIVERNDND
    2205019-01 05/02/2022 05/06/2022 SRC-AA TUALATIN RIVERNDND
    2110219-01 10/18/2021 10/22/2021 SRC-AA TUALATIN RIVERNDND
    2110034-01 10/04/2021 10/11/2021 SRC-AA TUALATIN RIVERNDND
    2109215-01 09/20/2021 09/24/2021 SRC-AA TUALATIN RIVERNDND
    2109058-01 09/07/2021 09/15/2021 SRC-AA TUALATIN RIVERNDND
    2108249-01 08/23/2021 08/27/2021 SRC-AA TUALATIN RIVERNDND
    2108112-01 08/09/2021 08/13/2021 SRC-AA TUALATIN RIVERNDND
    2107261-01 07/26/2021 07/30/2021 SRC-AA TUALATIN RIVERNDND
    2107124-01 07/12/2021 07/16/2021 SRC-AA TUALATIN RIVERNDND
    2106319-01 06/28/2021 07/01/2021 SRC-AA TUALATIN RIVERNDND
    2106171-01 06/14/2021 06/18/2021 SRC-AA TUALATIN RIVERNDND
    2106022-01 06/01/2021 06/04/2021 SRC-AA TUALATIN RIVERNDND
    2105175-01 05/17/2021 05/21/2021 SRC-AA TUALATIN RIVERNDND
    2105034-01 05/03/2021 05/07/2021 SRC-AA TUALATIN RIVERNDND
    2010286-01 10/26/2020 10/30/2020 SRC-AA TUALATIN RIVERNDND
    2010133-01 10/12/2020 10/16/2020 SRC-AA TUALATIN RIVERNDND
    2009308-01 09/28/2020 10/02/2020 SRC-AA TUALATIN RIVERNDND
    2009151-01 09/14/2020 09/18/2020 SRC-AA TUALATIN RIVERNDND
    2009018-01 08/31/2020 09/04/2020 SRC-AA TUALATIN RIVERNDND
    2008201-01 08/17/2020 08/21/2020 SRC-AA TUALATIN RIVERNDND
    2008032-01 08/03/2020 08/07/2020 SRC-AA TUALATIN RIVERNDND
    2007214-01 07/20/2020 07/28/2020 SRC-AA TUALATIN RIVERNDND
    2007046-01 07/06/2020 07/10/2020 SRC-AA TUALATIN RIVERNDND
    2006274-01 06/22/2020 06/26/2020 SRC-AA TUALATIN RIVERNDND
    2006104-01 06/08/2020 06/12/2020 SRC-AA TUALATIN RIVERNDND
    2005189-01 05/26/2020 05/29/2020 SRC-AA TUALATIN RIVERNDND
    2005076-01 05/11/2020 05/15/2020 SRC-AA TUALATIN RIVERNDND
    1910244-01 10/28/2019 10/31/2019 SRC-AA TUALATIN RIVERNDND
    1910132-01 10/14/2019 10/18/2019 SRC-AA TUALATIN RIVERNDND
    1910014-01 09/30/2019 10/04/2019 SRC-AA TUALATIN RIVERNDND
    1909133-01 09/16/2019 09/20/2019 SRC-AA TUALATIN RIVERNDND
    1909013-01 09/03/2019 09/06/2019 SRC-AA TUALATIN RIVERNDND
    1908146-01 08/19/2019 08/23/2019 SRC-AA TUALATIN RIVERNDND
    1908034-01 08/05/2019 08/09/2019 SRC-AA TUALATIN RIVERNDND
    1907219-01 07/22/2019 07/29/2019 SRC-AA TUALATIN RIVERNDND
    1907081-01 07/08/2019 07/12/2019 SRC-AA TUALATIN RIVERNDND
    1906226-01 06/24/2019 06/27/2019 SRC-AA TUALATIN RIVERNDND
    1906093-01 06/10/2019 06/14/2019 SRC-AA TUALATIN RIVERNDND
    1905197-01 05/28/2019 05/31/2019 SRC-AA TUALATIN RIVERNDND
    1905091-01 05/13/2019 05/17/2019 SRC-AA TUALATIN RIVERNDND
    1810372-01 10/29/2018 11/02/2018 SRC-AA TUALATIN RIVERNDND
    1810179-01 10/15/2018 10/19/2018 SRC-AA TUALATIN RIVERNDND
    1810014-01 10/01/2018 10/05/2018 SRC-AA TUALATIN RIVERNDND
    1809167-01 09/17/2018 09/21/2018 SRC-AA TUALATIN RIVERNDND
    1809017-01 09/04/2018 09/07/2018 SRC-AA TUALATIN RIVERNDND
    1808202-01 08/20/2018 08/30/2018 SRC-AA TUALATIN RIVERNDND
    1808033-01 08/06/2018 08/24/2018 SRC-AA TUALATIN RIVERNDND
    1807138-01 07/23/2018 08/24/2018 SRC-AA TUALATIN RIVERNDND
     



    More information for this water system: SDWIS ID 3889
    System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
    Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
    Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins  ::  PFAS
    Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA  ::  DW Source Protection
    New! Visit our new Drinking Water Source Protection page.
    Information for all water systems:
    Water System Inventory  ::  Water System Surveys  ::  Outstanding Performers  ::  Treatment Plant Inspections  ::  Treatment  ::  Plan Reviews
    Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Deficiencies  ::  System Scores  ::  Exceedances  ::  Public Notices  ::  Service Lines
    Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Fluoride  ::  Certification List  ::  DW Source Protection
    Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home  ::  DWS Rules
    Need help? Email Drinking Water Services for assistance.Staff/Partner Login