Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2019
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 1 - Dec 30)
Total Number of Fish Observed35094
Percent of Total Run Analyzed [Number Observed]13.58 % [4767]1
Temperature Exposure Index12.92 C
Percent of Fish Exposed [Number Exposed]44.9 % [2142]
Number of Days Fish Exposed77
Middle 80% of Run Period (Jul 26 - Oct 30)
Number of Fish Observed28275
Percent of Middle 80% of Run Analyzed [Number Observed]5.48 % [1551]
Temperature Exposure Index19.54 C
Percent of Fish Exposed [Number Exposed]100 % [1551]
Number of Days Fish Exposed42
Middle 50% of Run Period (Sep 24 - Oct 17)
Number of Fish Observed17916
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 1
5% of Run passedApr 2
10% of Run passedJul 26
50% of Run passedOct 4
90% of Run passedOct 30
95% of Run passedNov 7
Last Day of RunDec 30
Date(s) When Temperature Crosses 15 C
Jun 14

1. Total Run Analyzed [4767] is less than total observed during the period [35094]. Only fish observed on days with River Parameter data are analyzed.