Columbia Basin Performance Measures

Adult Passage Exposure Results


Adult Steelhead Query Parameters
ProjectLower Granite
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Mar 5 - Dec 31)
Total Number of Fish Observed53536
Percent of Total Run Analyzed [Number Observed]10.04 % [5376]1
Temperature Exposure Index12.92 C
Percent of Fish Exposed [Number Exposed]39.6 % [2130]
Number of Days Fish Exposed82
Middle 80% of Run Period (Jul 24 - Oct 28)
Number of Fish Observed42911
Percent of Middle 80% of Run Analyzed [Number Observed]3.08 % [1324]
Temperature Exposure Index19.47 C
Percent of Fish Exposed [Number Exposed]100 % [1324]
Number of Days Fish Exposed43
Middle 50% of Run Period (Sep 19 - Oct 15)
Number of Fish Observed27886
Percent of Middle 50% of Run Analyzed [Number Observed]0 % [0]
Temperature Exposure IndexN/A C
Percent of Fish Exposed [Number Exposed]0 % [N/A]
Number of Days Fish ExposedN/A
Run Dates
First Day of RunMar 5
5% of Run passedApr 6
10% of Run passedJul 24
50% of Run passedOct 1
90% of Run passedOct 28
95% of Run passedNov 6
Last Day of RunDec 31
Date(s) When Temperature Crosses 15 C
Jun 7

1. Total Run Analyzed [5376] is less than total observed during the period [53536]. Only fish observed on days with River Parameter data are analyzed.