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
ProjectLower Monumental
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 21)
TDG Percent Exposure Index122.63 %
Percent of Fish Exposed87.4 %
Number of Days Fish Exposed43
Middle 80% of Run Period (May 14 - Jun 14)
TDG Percent Exposure Index122.88 %
Percent of Fish Exposed93.5 %
Number of Days Fish Exposed29
Middle 50% of Run Period (May 20 - Jun 7)
TDG Percent Exposure Index122.56 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed19
Run Dates
First Day of RunMar 8
5% of Run passedMay 9
10% of Run passedMay 14
50% of Run passedMay 30
90% of Run passedJun 14
95% of Run passedJun 18
Last Day of RunAug 21
Date(s) When TDG Percent Crosses 120 %
May 7, May 12, May 17, Jun 24

1. Total Run Analyzed [99.936] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.