Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Chinook Query Parameters
Year2016
ProjectIce Harbor
River ParameterTailrace TDG Percent
Critical Tailrace TDG Percent Value115 %
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates3/15 - 6/15
Total Run Period (Apr 1 - Jun 15)
Total Number of Fish Observed70549
Percent of Total Run Analyzed [Number Observed]100 % [70549]
Tailrace TDG Percent Exposure Index116.86 %
Percent of Fish Exposed [Number Exposed]90.7 % [64002]
Number of Days Fish Exposed62
Middle 80% of Run Period (May 5 - Jun 5)
Number of Fish Observed58595
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [58595]
Tailrace TDG Percent Exposure Index117.14 %
Percent of Fish Exposed [Number Exposed]94 % [55127]
Number of Days Fish Exposed27
Middle 50% of Run Period (May 8 - May 24)
Number of Fish Observed38433
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [38433]
Tailrace TDG Percent Exposure Index117.39 %
Percent of Fish Exposed [Number Exposed]100 % [38433]
Number of Days Fish Exposed17
Run Dates
First Day of RunApr 1
5% of Run passedMay 2
10% of Run passedMay 5
50% of Run passedMay 12
90% of Run passedJun 5
95% of Run passedJun 11
Last Day of RunJun 15
Date(s) When Tailrace TDG Percent Crosses 115 %
Apr 6, May 27, May 29, May 30, Jun 1, Jun 4, Jun 5, Jun 12