Columbia Basin Performance Measures

Forecasted Adult Passage Exposure Results for May 17, 2024

graph

All Adult Chinook mouth to Snake River Query Parameters
Year2024
ProjectLower Monumental
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 24 - Jun 27)
Temperature Exposure Index13.8 C
Percent of Fish Exposed18 %
Number of Days Fish Exposed16
Middle 80% of Run Period (May 8 - Jun 17)
Temperature Exposure Index13.81 C
Percent of Fish Exposed11.7 %
Number of Days Fish Exposed6
Middle 50% of Run Period (May 15 - Jun 7)
Temperature Exposure Index13.81 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 24
5% of Run passedMay 3
10% of Run passedMay 8
50% of Run passedMay 22
90% of Run passedJun 17
95% of Run passedJun 20
Last Day of RunJun 27
Date(s) When Temperature Crosses 15 C
Jun 12

1. Total Run Analyzed [99.955] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.