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
ProjectThe Dalles
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 19)
TDG Percent Exposure Index118.32 %
Percent of Fish Exposed16.2 %
Number of Days Fish Exposed26
Middle 80% of Run Period (May 4 - Jun 1)
TDG Percent Exposure Index118.13 %
Percent of Fish Exposed10.1 %
Number of Days Fish Exposed7
Middle 50% of Run Period (May 9 - May 23)
TDG Percent Exposure Index118.04 %
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 27
5% of Run passedMay 2
10% of Run passedMay 4
50% of Run passedMay 16
90% of Run passedJun 1
95% of Run passedJun 9
Last Day of RunDec 19
Date(s) When TDG Percent Crosses 120 %
May 26, Jun 7, Jun 9, Jun 23

1. Total Run Analyzed [99.934] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.