Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2017
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 Observed66499
Percent of Total Run Analyzed [Number Observed]9.04 % [6014]1
Temperature Exposure Index17.83 C
Percent of Fish Exposed [Number Exposed]75.7 % [4555]
Number of Days Fish Exposed84
Middle 80% of Run Period (Sep 15 - Oct 15)
Number of Fish Observed53811
Percent of Middle 80% of Run Analyzed [Number Observed]0 % [0]
Temperature Exposure IndexN/A C
Percent of Fish Exposed [Number Exposed]N/A % [N/A]
Number of Days Fish ExposedN/A
Middle 50% of Run Period (Sep 23 - Oct 7)
Number of Fish Observed36310
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 passedSep 1
10% of Run passedSep 15
50% of Run passedSep 30
90% of Run passedOct 15
95% of Run passedOct 21
Last Day of RunOct 31
Date(s) When Temperature Crosses 15 C
Jun 21

1. Total Run Analyzed [6014] is less than total observed during the period [66499]. Only fish observed on days with River Parameter data are analyzed.