Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Chinook Query Parameters
Year2019
ProjectThe Dalles
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates3/15 - 6/15
Total Run Period (Apr 2 - Jun 15)
Total Number of Fish Observed49837
Percent of Total Run Analyzed [Number Observed]100 % [49837]
Temperature Exposure Index13.8 C
Percent of Fish Exposed [Number Exposed]26.9 % [13444]
Number of Days Fish Exposed14
Middle 80% of Run Period (May 5 - Jun 11)
Number of Fish Observed40459
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [40459]
Temperature Exposure Index13.67 C
Percent of Fish Exposed [Number Exposed]21.1 % [8551]
Number of Days Fish Exposed10
Middle 50% of Run Period (May 9 - Jun 3)
Number of Fish Observed25814
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [25814]
Temperature Exposure Index13.51 C
Percent of Fish Exposed [Number Exposed]6.2 % [1615]
Number of Days Fish Exposed2
Run Dates
First Day of RunApr 2
5% of Run passedMay 3
10% of Run passedMay 5
50% of Run passedMay 16
90% of Run passedJun 11
95% of Run passedJun 14
Last Day of RunJun 15
Date(s) When Temperature Crosses 15 C
Jun 2