Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Chinook Query Parameters
Year2024
ProjectThe Dalles
River ParameterTemperature Tailrace
Critical Temperature Tailrace Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates3/15 - 6/15
Total Run Period (Apr 1 - May 1)
Total Number of Fish Observed13056
Percent of Total Run Analyzed [Number Observed]100 % [13056]
Temperature Tailrace Exposure Index11.5 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 80% of Run Period (Apr 21 - Apr 30)
Number of Fish Observed10559
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [10559]
Temperature Tailrace Exposure Index11.59 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Apr 24 - Apr 29)
Number of Fish Observed7531
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [7531]
Temperature Tailrace Exposure Index11.68 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunApr 1
5% of Run passedApr 18
10% of Run passedApr 21
50% of Run passedApr 27
90% of Run passedApr 30
95% of Run passedMay 1
Last Day of RunMay 1