Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for Aug 19, 2021

graph

Forecasted Yearling Chinook Snake R All Spr/Sum Wild Query Parameters
Year2021
ProjectMcNary
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateAug 19, 2021
Total Run Period (Feb 22 - Oct 13)
Temperature Exposure Index13.6 C
Percent of Fish Exposed14.7 %
Number of Days Fish Exposed59
Middle 80% of Run Period (May 10 - Jun 11)
Temperature Exposure Index13.42 C
Percent of Fish Exposed6.8 %
Number of Days Fish Exposed4
Middle 50% of Run Period (May 15 - Jun 1)
Temperature Exposure Index13.28 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunFeb 22
5% of Run passedMay 7
10% of Run passedMay 10
50% of Run passedMay 22
90% of Run passedJun 11
95% of Run passedJun 18
Last Day of RunOct 13
Date(s) When Temperature Crosses 15 C
Jun 4, Jun 7, Jun 11

1. Total Run Analyzed [99.934] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.