Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2018
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 - Oct 22)
Total Number of Fish Observed45713
Percent of Total Run Analyzed [Number Observed]11.76 % [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 (Jun 25 - Oct 16)
Number of Fish Observed37143
Percent of Middle 80% of Run Analyzed [Number Observed]5.63 % [2094]
Temperature Exposure Index19.25 C
Percent of Fish Exposed [Number Exposed]100 % [2094]
Number of Days Fish Exposed72
Middle 50% of Run Period (Sep 17 - Oct 8)
Number of Fish Observed24273
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 4
10% of Run passedJun 25
50% of Run passedSep 28
90% of Run passedOct 16
95% of Run passedOct 19
Last Day of RunOct 22
Date(s) When Temperature Crosses 15 C
Jun 7

1. Total Run Analyzed [5376] is less than total observed during the period [45713]. Only fish observed on days with River Parameter data are analyzed.