Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2016
ProjectLower Monumental
River ParameterTailrace TDG Percent
Critical Tailrace TDG Percent Value115 %
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]100 % [94196]
Tailrace TDG Percent Exposure Index99.24 %
Percent of Fish Exposed [Number Exposed]4.5 % [4315]
Number of Days Fish Exposed102
Middle 80% of Run Period (Aug 26 - Oct 16)
Number of Fish Observed75644
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [75644]
Tailrace TDG Percent Exposure Index97.73 %
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Sep 18 - Oct 7)
Number of Fish Observed49399
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [49399]
Tailrace TDG Percent Exposure Index96.97 %
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
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 Tailrace TDG Percent Crosses 115 %
Apr 4, Jun 24, Jun 25, Jun 28, Jun 30, Jul 8, Jul 9, Jul 17, Jul 18, Jul 23, Jul 25, Jul 26, Jul 29, Jul 30