Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2017
ProjectLittle Goose
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 Observed59259
Percent of Total Run Analyzed [Number Observed]100 % [59259]
Tailrace TDG Percent Exposure Index99.27 %
Percent of Fish Exposed [Number Exposed]2.5 % [1505]
Number of Days Fish Exposed67
Middle 80% of Run Period (Sep 18 - Oct 16)
Number of Fish Observed48147
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [48147]
Tailrace TDG Percent Exposure Index98.56 %
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Sep 25 - Oct 8)
Number of Fish Observed32389
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [32389]
Tailrace TDG Percent Exposure Index99.57 %
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunApr 1
5% of Run passedSep 9
10% of Run passedSep 18
50% of Run passedOct 1
90% of Run passedOct 16
95% of Run passedOct 22
Last Day of RunOct 31
Date(s) When Tailrace TDG Percent Crosses 115 %
Jun 24