Columbia Basin Performance Measures

Adult Passage Exposure Results

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Adult Chinook Query Parameters
Year2019
ProjectLower Monumental
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates3/15 - 6/15
Total Run Period (Apr 20 - Jun 15)
Total Number of Fish Observed22228
Percent of Total Run Analyzed [Number Observed]100 % [22228]
Temperature Exposure Index13.06 C
Percent of Fish Exposed [Number Exposed]7.3 % [1624]
Number of Days Fish Exposed7
Middle 80% of Run Period (May 11 - Jun 7)
Number of Fish Observed18585
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [18585]
Temperature Exposure Index12.9 C
Percent of Fish Exposed [Number Exposed]1.1 % [205]
Number of Days Fish Exposed1
Middle 50% of Run Period (May 14 - May 29)
Number of Fish Observed12346
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [12346]
Temperature Exposure Index12.41 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunApr 20
5% of Run passedMay 10
10% of Run passedMay 11
50% of Run passedMay 19
90% of Run passedJun 7
95% of Run passedJun 11
Last Day of RunJun 15
Date(s) When Temperature Crosses 15 C
Jun 5, Jun 6, Jun 10