Columbia Basin Performance Measures

Forecasted Adult Passage Exposure Results for May 1, 2024

graph

All Adult Chinook mouth to Snake River Query Parameters
Year2024
ProjectLittle Goose
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateMay 1, 2024
Total Run Period (Mar 25 - Jun 29)
Temperature Exposure Index13.52 C
Percent of Fish Exposed21.9 %
Number of Days Fish Exposed18
Middle 80% of Run Period (May 5 - Jun 18)
Temperature Exposure Index13.36 C
Percent of Fish Exposed14.9 %
Number of Days Fish Exposed7
Middle 50% of Run Period (May 13 - Jun 10)
Temperature Exposure Index13.2 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 25
5% of Run passedMay 2
10% of Run passedMay 5
50% of Run passedMay 25
90% of Run passedJun 18
95% of Run passedJun 22
Last Day of RunJun 29
Date(s) When Temperature Crosses 15 C
Jun 11

1. Total Run Analyzed [99.954] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.