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 ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateMay 17, 2024
Total Run Period (Mar 25 - Jun 29)
Temperature Exposure Index14.21 C
Percent of Fish Exposed25.6 %
Number of Days Fish Exposed21
Middle 80% of Run Period (May 10 - Jun 18)
Temperature Exposure Index14.32 C
Percent of Fish Exposed20.3 %
Number of Days Fish Exposed10
Middle 50% of Run Period (May 17 - Jun 9)
Temperature Exposure Index14.32 C
Percent of Fish Exposed3.4 %
Number of Days Fish Exposed1
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 Temperature Crosses 15 C
Jun 9

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.