Columbia Basin Performance Measures

PIT Tag Exposure Results

graph

PIT-Tagged Wild Summer Steelhead Query Parameters
Year2021
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 22 - Aug 21)
Total Number of Fish Observed12271
Percent of Total Run Analyzed [Number Observed]100 % [12271]
Temperature Tailrace Exposure Index11.36 C
Percent of Fish Exposed [Number Exposed]3.7 % [466]
Number of Days Fish Exposed20
Middle 80% of Run Period (Apr 26 - May 30)
Number of Fish Observed9912
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [9912]
Temperature Tailrace Exposure Index11.19 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (May 4 - May 20)
Number of Fish Observed6257
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [6257]
Temperature Tailrace Exposure Index11.3 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 22
5% of Run passedApr 21
10% of Run passedApr 26
50% of Run passedMay 11
90% of Run passedMay 30
95% of Run passedJun 5
Last Day of RunAug 21
Date(s) When Temperature Tailrace Crosses 15 C
Jun 4, Jun 8, Jun 16