OHA Drinking Water Services
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Cyanotoxin Rules & Resources
Cyanotoxin Sample Results

Regulating Agency
County
Sample Location:




Data Results:
Sample Date Range
From to
Health Advisory Levels (for entry points and distribution)
  • Total Microcystins: 0.3 ug/L for vulnerable people; 1.6 ug/L for everyone.
  • Cylindrospermopsin: 0.7 ug/L for vulnerable people; 3 ug/L for everyone.
    • Health advisory level exceedances in entry point and distribution samples are indicated with red text.
    Regulating Agency:  All agencies
    County:  All counties
    Sample Location:  All sample locations
    Result Set:  Detections only
    Sample Dates:  Samples collected from 1-1-2022 through 08-06-2022
    ND = Not detected at the minimum reporting level;  -- = Not sampled 6 results found for selected criteria.
    Cyanotoxin Sample Results- All sample locations - Detections only
    Regulating Agency County Served PWS PWS NameSample
    Date    		 Received
    Date    		 Source ID Source Name Total Microcystins
    (ug/L)    		 Cylindrospermopsin
    (ug/L)
    REGION 1 Polk 01174 BUELL-RED PRAIRIE WD06/27/22 07/05/22 SRC-AA GOOSENECK CREEK2.66--
    REGION 2 Douglas 00550 MYRTLE CREEK, CITY OF08/01/22 08/08/22 SRC-AA SOUTH UMPQUA RIVER0.14ND
    REGION 2 Douglas 94300 ROSEBURG FOREST PROD - DILLARD07/25/22 08/01/22 SRC-AA SOUTH UMPQUA RIVER0.13ND
    REGION 2 Douglas 00957 WINSTON-DILLARD WATER DISTRICT07/25/22 08/01/22 SRC-AA SOUTH UMPQUA RIVER0.12ND
    REGION 2 Douglas 00549 TRI-CITY JW&SA07/18/22 07/26/22 SRC-AA SOUTH UMPQUA RIVER0.12ND
    REGION 2 Douglas 00717 GREEN AREA WATER & SANITARY AUTHORITY07/18/22 07/26/22 SRC-AA SOUTH UMPQUA RIVER0.11ND
     



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