Columbia Basin Performance Measures

PIT Tag Exposure Results

graph

PIT-Tagged Wild Summer Steelhead Query Parameters
Year2022
ProjectJohn Day
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 30 - Jul 5)
Total Number of Fish Observed758
Percent of Total Run Analyzed [Number Observed]100 % [758]
Temperature Tailrace Exposure Index12.9 C
Percent of Fish Exposed [Number Exposed]0.3 % [3]
Number of Days Fish Exposed3
Middle 80% of Run Period (May 10 - Jun 15)
Number of Fish Observed617
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [617]
Temperature Tailrace Exposure Index13.12 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (May 22 - Jun 9)
Number of Fish Observed404
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [404]
Temperature Tailrace Exposure Index13.21 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 30
5% of Run passedMay 2
10% of Run passedMay 10
50% of Run passedJun 2
90% of Run passedJun 15
95% of Run passedJun 19
Last Day of RunJul 5
Date(s) When Temperature Tailrace Crosses 15 C
Jun 25