Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for Jul 26, 2022

graph

Forecasted Steelhead Snake R Wild Query Parameters
Year2022
ProjectThe Dalles
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 16)
TDG Percent Exposure Index123.61 %
Percent of Fish Exposed99 %
Number of Days Fish Exposed58
Middle 80% of Run Period (May 24 - Jun 20)
TDG Percent Exposure Index123.93 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed28
Middle 50% of Run Period (May 30 - Jun 14)
TDG Percent Exposure Index123.99 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed16
Run Dates
First Day of RunMar 8
5% of Run passedMay 19
10% of Run passedMay 24
50% of Run passedJun 7
90% of Run passedJun 20
95% of Run passedJun 24
Last Day of RunAug 16
Date(s) When TDG Percent Crosses 120 %
May 7, Jul 4

1. Total Run Analyzed [99.951] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.