Columbia Basin Performance Measures

PIT Tag Exposure Results

graph

PIT-Tagged Wild Summer Steelhead Query Parameters
Year2024
ProjectMcNary
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 28 - May 1)
Total Number of Fish Observed118
Percent of Total Run Analyzed [Number Observed]100 % [118]
Temperature Tailrace Exposure Index9.82 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 80% of Run Period (Apr 1 - Apr 28)
Number of Fish Observed97
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [97]
Temperature Tailrace Exposure Index9.88 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Apr 6 - Apr 25)
Number of Fish Observed67
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [67]
Temperature Tailrace Exposure Index9.9 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 28
5% of Run passedMar 30
10% of Run passedApr 1
50% of Run passedApr 19
90% of Run passedApr 28
95% of Run passedApr 30
Last Day of RunMay 1