Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for Aug 9, 2024

graph

Forecasted Yearling Chinook Snake R All Spr/Sum Wild Query Parameters
Year2024
ProjectJohn Day
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateAug 9, 2024
Total Run Period (Mar 27 - Oct 9)
Temperature Exposure Index13.66 C
Percent of Fish Exposed9.5 %
Number of Days Fish Exposed56
Middle 80% of Run Period (May 4 - Jun 7)
Temperature Exposure Index13.56 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Middle 50% of Run Period (May 10 - May 29)
Temperature Exposure Index13.81 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 27
5% of Run passedMay 1
10% of Run passedMay 4
50% of Run passedMay 19
90% of Run passedJun 7
95% of Run passedJun 15
Last Day of RunOct 9
Date(s) When Temperature Crosses 15 C
Jun 8

1. Total Run Analyzed [99.938] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.