Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for May 17, 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 17, 2024
Total Run Period (Mar 27 - Dec 20)
TDG Percent Exposure Index118.78 %
Percent of Fish Exposed22.5 %
Number of Days Fish Exposed27
Middle 80% of Run Period (May 7 - Jun 2)
TDG Percent Exposure Index118.62 %
Percent of Fish Exposed19.3 %
Number of Days Fish Exposed9
Middle 50% of Run Period (May 11 - May 24)
TDG Percent Exposure Index117.99 %
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 27
5% of Run passedMay 4
10% of Run passedMay 7
50% of Run passedMay 17
90% of Run passedJun 2
95% of Run passedJun 9
Last Day of RunDec 20
Date(s) When TDG Percent Crosses 120 %
Apr 20, Apr 21, May 10, May 11, May 26, Jun 7, Jun 10, Jun 23

1. Total Run Analyzed [99.94] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.