Columbia Basin Performance Measures

Forecasted Adult Passage Exposure Results for May 17, 2024

graph

All Adult Chinook mouth to Snake River Query Parameters
Year2024
ProjectLittle Goose
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 25 - Jun 29)
TDG Percent Exposure Index120.26 %
Percent of Fish Exposed60.2 %
Number of Days Fish Exposed50
Middle 80% of Run Period (May 10 - Jun 18)
TDG Percent Exposure Index120.31 %
Percent of Fish Exposed66.2 %
Number of Days Fish Exposed30
Middle 50% of Run Period (May 17 - Jun 9)
TDG Percent Exposure Index119.55 %
Percent of Fish Exposed54.4 %
Number of Days Fish Exposed17
Run Dates
First Day of RunMar 25
5% of Run passedMay 5
10% of Run passedMay 10
50% of Run passedMay 24
90% of Run passedJun 18
95% of Run passedJun 21
Last Day of RunJun 29
Date(s) When TDG Percent Crosses 120 %
Apr 14, Apr 25, Apr 27, Apr 28, Apr 29, May 6, May 13, May 19, May 26, Jun 20

1. Total Run Analyzed [99.956] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.