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
ProjectMcNary
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 6)
TDG Percent Exposure Index121.04 %
Percent of Fish Exposed74.1 %
Number of Days Fish Exposed35
Middle 80% of Run Period (May 7 - Jun 3)
TDG Percent Exposure Index121.27 %
Percent of Fish Exposed83.1 %
Number of Days Fish Exposed24
Middle 50% of Run Period (May 11 - May 27)
TDG Percent Exposure Index121.27 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed17
Run Dates
First Day of RunMar 16
5% of Run passedMay 4
10% of Run passedMay 7
50% of Run passedMay 17
90% of Run passedJun 3
95% of Run passedJun 10
Last Day of RunSep 6
Date(s) When TDG Percent Crosses 120 %
May 11, Jun 12, Jun 13, Jun 16

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.