Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for Jul 26, 2022

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Forecasted Steelhead Snake R Wild Query Parameters
Year2022
ProjectBonneville
River ParameterTDG Percent
Critical TDG Percent Value120 %
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateJul 26, 2022
Total Run Period (Mar 8 - Aug 15)
TDG Percent Exposure Index122.27 %
Percent of Fish Exposed95.5 %
Number of Days Fish Exposed51
Middle 80% of Run Period (May 25 - Jun 21)
TDG Percent Exposure Index122.52 %
Percent of Fish Exposed98.3 %
Number of Days Fish Exposed27
Middle 50% of Run Period (May 31 - Jun 15)
TDG Percent Exposure Index122.59 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed16
Run Dates
First Day of RunMar 8
5% of Run passedMay 21
10% of Run passedMay 25
50% of Run passedJun 8
90% of Run passedJun 21
95% of Run passedJun 24
Last Day of RunAug 15
Date(s) When TDG Percent Crosses 120 %
May 6, May 7, May 9, May 18, May 20, May 25, May 26, Jul 1

1. Total Run Analyzed [99.948] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.