Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2016
ProjectIce Harbor
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 Observed94473
Percent of Total Run Analyzed [Number Observed]100 % [94473]
Tailrace TDG Percent Exposure Index100.39 %
Percent of Fish Exposed [Number Exposed]1.1 % [1114]
Number of Days Fish Exposed60
Middle 80% of Run Period (Aug 23 - Oct 14)
Number of Fish Observed75621
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [75621]
Tailrace TDG Percent Exposure Index99.35 %
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Sep 15 - Oct 5)
Number of Fish Observed50832
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [50832]
Tailrace TDG Percent Exposure Index98.94 %
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunApr 1
5% of Run passedJul 20
10% of Run passedAug 23
50% of Run passedSep 25
90% of Run passedOct 14
95% of Run passedOct 20
Last Day of RunOct 31
Date(s) When Tailrace TDG Percent Crosses 115 %
Apr 6, May 27, May 29, May 30, Jun 1, Jun 4, Jun 5, Jun 12