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 ParameterTDG Percent
Critical TDG Percent Value120 %
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateAug 19, 2021
Total Run Period (Feb 22 - Oct 13)
TDG Percent Exposure Index118.06 %
Percent of Fish Exposed4.7 %
Number of Days Fish Exposed3
Middle 80% of Run Period (May 10 - Jun 11)
TDG Percent Exposure Index118.19 %
Percent of Fish Exposed5.8 %
Number of Days Fish Exposed3
Middle 50% of Run Period (May 15 - Jun 1)
TDG Percent Exposure Index117.79 %
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 TDG Percent Crosses 120 %
Jun 4, Jun 7

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.