Columbia Basin Performance Measures

PIT Tag Exposure Results

graph

PIT-Tagged Wild Spring/Summer Chinook Query Parameters
Year2024
ProjectLower Granite
River ParameterTemperature Tailrace
Critical Temperature Tailrace Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Mar 27 - Oct 8)
Total Number of Fish Observed6055
Percent of Total Run Analyzed [Number Observed]100 % [6055]
Temperature Tailrace Exposure Index11.38 C
Percent of Fish Exposed [Number Exposed]6.5 % [395]
Number of Days Fish Exposed37
Middle 80% of Run Period (Apr 8 - Jun 3)
Number of Fish Observed4932
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [4932]
Temperature Tailrace Exposure Index11.16 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Apr 13 - May 14)
Number of Fish Observed3150
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [3150]
Temperature Tailrace Exposure Index11.25 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 27
5% of Run passedApr 4
10% of Run passedApr 8
50% of Run passedApr 26
90% of Run passedJun 3
95% of Run passedJun 18
Last Day of RunOct 8
Date(s) When Temperature Tailrace Crosses 15 C
Jun 10, Jun 21, Jun 22