Columbia Basin Performance Measures

Forecasted Adult Passage Exposure Results for May 17, 2024

graph

All Adult Chinook mouth to Snake River Query Parameters
Year2024
ProjectMcNary
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 21 - Jun 23)
Temperature Exposure Index13.74 C
Percent of Fish Exposed23.9 %
Number of Days Fish Exposed22
Middle 80% of Run Period (May 4 - Jun 12)
Temperature Exposure Index13.84 C
Percent of Fish Exposed18.3 %
Number of Days Fish Exposed11
Middle 50% of Run Period (May 12 - Jun 1)
Temperature Exposure Index14.01 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 21
5% of Run passedApr 29
10% of Run passedMay 4
50% of Run passedMay 17
90% of Run passedJun 12
95% of Run passedJun 16
Last Day of RunJun 23
Date(s) When Temperature Crosses 15 C
Jun 2

1. Total Run Analyzed [99.952] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.