Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for May 1, 2024

graph

Forecasted Yearling Chinook Snake R All Spr/Sum Wild Query Parameters
Year2024
ProjectBonneville
River ParameterTDG Percent
Critical TDG Percent Value120 %
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateMay 1, 2024
Total Run Period (Mar 27 - Nov 23)
TDG Percent Exposure Index120.72 %
Percent of Fish Exposed92.6 %
Number of Days Fish Exposed48
Middle 80% of Run Period (May 7 - Jun 3)
TDG Percent Exposure Index121.18 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed28
Middle 50% of Run Period (May 12 - May 26)
TDG Percent Exposure Index121.25 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed15
Run Dates
First Day of RunMar 27
5% of Run passedMay 4
10% of Run passedMay 7
50% of Run passedMay 18
90% of Run passedJun 3
95% of Run passedJun 9
Last Day of RunNov 23
Date(s) When TDG Percent Crosses 120 %
Apr 20, Apr 21, May 5, Jun 7, Jun 9, Jun 23

1. Total Run Analyzed [99.938] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.