Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for Aug 16, 2020

graph

Forecasted Yearling Chinook Snake R All Spr/Sum Wild Query Parameters
Year2020
ProjectLower Monumental
River ParameterTDG Percent
Critical TDG Percent Value120 %
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateAug 16, 2020
Total Run Period (Mar 16 - Sep 1)
TDG Percent Exposure Index121.05 %
Percent of Fish Exposed97.6 %
Number of Days Fish Exposed57
Middle 80% of Run Period (May 2 - May 31)
TDG Percent Exposure Index121.1 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed30
Middle 50% of Run Period (May 6 - May 23)
TDG Percent Exposure Index121 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed18
Run Dates
First Day of RunMar 16
5% of Run passedApr 29
10% of Run passedMay 2
50% of Run passedMay 13
90% of Run passedMay 31
95% of Run passedJun 6
Last Day of RunSep 1
Date(s) When TDG Percent Crosses 120 %
Apr 24, Jun 21

1. Total Run Analyzed [99.935] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.