Columbia Basin Performance Measures

PIT Tag Exposure Results

graph

PIT-Tagged Wild Summer Steelhead Query Parameters
Year2024
ProjectLower Monumental
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 21 - Nov 14)
Total Number of Fish Observed210
Percent of Total Run Analyzed [Number Observed]100 % [210]
Temperature Tailrace Exposure Index12.92 C
Percent of Fish Exposed [Number Exposed]2.3 % [5]
Number of Days Fish Exposed4
Middle 80% of Run Period (Apr 20 - Jun 3)
Number of Fish Observed172
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [172]
Temperature Tailrace Exposure Index13.05 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Apr 28 - May 21)
Number of Fish Observed115
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [115]
Temperature Tailrace Exposure Index13.33 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 21
5% of Run passedApr 17
10% of Run passedApr 20
50% of Run passedMay 17
90% of Run passedJun 3
95% of Run passedJun 9
Last Day of RunNov 14
Date(s) When Temperature Tailrace Crosses 15 C
Jun 13, Oct 30