Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for Aug 4, 2018

graph

Forecasted Yearling Chinook Snake R All Spr/Sum Wild Query Parameters
Year2018
ProjectBonneville
River ParameterTDG Percent
Critical TDG Percent Value120 %
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateAug 4, 2018
Total Run Period (Mar 1 - Dec 4)
TDG Percent Exposure Index122.24 %
Percent of Fish Exposed80.3 %
Number of Days Fish Exposed26
Middle 80% of Run Period (May 6 - May 31)
TDG Percent Exposure Index123.07 %
Percent of Fish Exposed94.1 %
Number of Days Fish Exposed24
Middle 50% of Run Period (May 11 - May 25)
TDG Percent Exposure Index123.86 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed15
Run Dates
First Day of RunMar 1
5% of Run passedMay 4
10% of Run passedMay 6
50% of Run passedMay 18
90% of Run passedMay 31
95% of Run passedJun 5
Last Day of RunDec 4
Date(s) When TDG Percent Crosses 120 %
May 8, Jun 3

1. Total Run Analyzed [99.953] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.