Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for May 1, 2024

graph

Forecasted Yearling Chinook Snake R All Spr/Sum Wild 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 1, 2024
Total Run Period (Mar 27 - Nov 19)
Temperature Exposure Index12.74 C
Percent of Fish Exposed8.3 %
Number of Days Fish Exposed107
Middle 80% of Run Period (Apr 28 - May 31)
Temperature Exposure Index12.56 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Middle 50% of Run Period (May 3 - May 20)
Temperature Exposure Index12.55 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 27
5% of Run passedApr 25
10% of Run passedApr 28
50% of Run passedMay 11
90% of Run passedMay 31
95% of Run passedJun 9
Last Day of RunNov 19
Date(s) When Temperature Crosses 15 C
Jun 3, Oct 26

1. Total Run Analyzed [99.9050000000001] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.