Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Chinook Query Parameters
Year2016
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 1 - Jun 15)
Total Number of Fish Observed129037
Percent of Total Run Analyzed [Number Observed]100 % [129037]
Temperature Exposure Index14.38 C
Percent of Fish Exposed [Number Exposed]27.6 % [35630]
Number of Days Fish Exposed21
Middle 80% of Run Period (May 1 - Jun 9)
Number of Fish Observed104729
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [104729]
Temperature Exposure Index14.27 C
Percent of Fish Exposed [Number Exposed]21.9 % [22944]
Number of Days Fish Exposed15
Middle 50% of Run Period (May 4 - May 28)
Number of Fish Observed67006
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [67006]
Temperature Exposure Index14.04 C
Percent of Fish Exposed [Number Exposed]6.5 % [4392]
Number of Days Fish Exposed3
Run Dates
First Day of RunApr 1
5% of Run passedApr 25
10% of Run passedMay 1
50% of Run passedMay 10
90% of Run passedJun 9
95% of Run passedJun 13
Last Day of RunJun 15
Date(s) When Temperature Crosses 15 C
May 18, May 19, May 25, May 27, May 29