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
ProjectBonneville
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 27 - Dec 20)
Temperature Exposure Index13.7 C
Percent of Fish Exposed10.7 %
Number of Days Fish Exposed43
Middle 80% of Run Period (May 7 - Jun 2)
Temperature Exposure Index13.66 C
Percent of Fish Exposed1.7 %
Number of Days Fish Exposed2
Middle 50% of Run Period (May 11 - May 24)
Temperature Exposure Index13.74 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 27
5% of Run passedMay 4
10% of Run passedMay 7
50% of Run passedMay 17
90% of Run passedJun 2
95% of Run passedJun 9
Last Day of RunDec 20
Date(s) When Temperature Crosses 15 C
Jun 1, Oct 29

1. Total Run Analyzed [99.94] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.