Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2019
ProjectIce Harbor
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Jan 1 - Oct 31)
Total Number of Fish Observed31824
Percent of Total Run Analyzed [Number Observed]16.8 % [5349]1
Temperature Exposure Index19.12 C
Percent of Fish Exposed [Number Exposed]83.9 % [4493]
Number of Days Fish Exposed87
Middle 80% of Run Period (Aug 17 - Oct 21)
Number of Fish Observed25782
Percent of Middle 80% of Run Analyzed [Number Observed]9.23 % [2382]
Temperature Exposure Index21.37 C
Percent of Fish Exposed [Number Exposed]100 % [2382]
Number of Days Fish Exposed27
Middle 50% of Run Period (Sep 20 - Oct 10)
Number of Fish Observed16068
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 RunJan 1
5% of Run passedJul 16
10% of Run passedAug 17
50% of Run passedSep 28
90% of Run passedOct 21
95% of Run passedOct 25
Last Day of RunOct 31
Date(s) When Temperature Crosses 15 C
Jun 4, Jun 7, Jun 9

1. Total Run Analyzed [5349] is less than total observed during the period [31824]. Only fish observed on days with River Parameter data are analyzed.