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
ProjectThe Dalles
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 22)
TDG Percent Exposure Index119.4 %
Percent of Fish Exposed41.5 %
Number of Days Fish Exposed32
Middle 80% of Run Period (May 5 - Jun 2)
TDG Percent Exposure Index119.63 %
Percent of Fish Exposed42.2 %
Number of Days Fish Exposed15
Middle 50% of Run Period (May 10 - May 25)
TDG Percent Exposure Index119.73 %
Percent of Fish Exposed39.4 %
Number of Days Fish Exposed7
Run Dates
First Day of RunMar 27
5% of Run passedMay 2
10% of Run passedMay 5
50% of Run passedMay 17
90% of Run passedJun 2
95% of Run passedJun 9
Last Day of RunNov 22
Date(s) When TDG Percent Crosses 120 %
May 19, Jun 7, Jun 9, Jun 12, Jun 13, Jun 23

1. Total Run Analyzed [99.9240000000001] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.