Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2016
ProjectLower Granite
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 (Mar 1 - Dec 31)
Total Number of Fish Observed100176
Percent of Total Run Analyzed [Number Observed]100 % [100176]
Tailrace TDG Percent Exposure Index99.2 %
Percent of Fish Exposed [Number Exposed]0 % [92]
Number of Days Fish Exposed3
Middle 80% of Run Period (Aug 20 - Oct 26)
Number of Fish Observed80385
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [80385]
Tailrace TDG Percent Exposure Index98.44 %
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Sep 21 - Oct 13)
Number of Fish Observed50418
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [50418]
Tailrace TDG Percent Exposure Index98.45 %
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 1
5% of Run passedApr 19
10% of Run passedAug 20
50% of Run passedOct 3
90% of Run passedOct 26
95% of Run passedNov 6
Last Day of RunDec 31
Date(s) When Tailrace TDG Percent Crosses 115 %
Apr 23, Apr 26