Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2016
ProjectLower Monumental
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Apr 1 - Oct 31)
Total Number of Fish Observed94196
Percent of Total Run Analyzed [Number Observed]13.6 % [12815]1
Temperature Exposure Index18.86 C
Percent of Fish Exposed [Number Exposed]88.7 % [11372]
Number of Days Fish Exposed97
Middle 80% of Run Period (Aug 26 - Oct 16)
Number of Fish Observed75644
Percent of Middle 80% of Run Analyzed [Number Observed]4.57 % [3464]
Temperature Exposure Index19.89 C
Percent of Fish Exposed [Number Exposed]100 % [3464]
Number of Days Fish Exposed15
Middle 50% of Run Period (Sep 18 - Oct 7)
Number of Fish Observed49399
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 RunApr 1
5% of Run passedJul 22
10% of Run passedAug 26
50% of Run passedSep 28
90% of Run passedOct 16
95% of Run passedOct 22
Last Day of RunOct 31
Date(s) When Temperature Crosses 15 C
Jun 5

1. Total Run Analyzed [12815] is less than total observed during the period [94196]. Only fish observed on days with River Parameter data are analyzed.