Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for Jul 23, 2021

graph

Forecasted Steelhead Snake R 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 DateJul 23, 2021
Total Run Period (Mar 22 - Jul 21)
TDG Percent Exposure Index118.21 %
Percent of Fish Exposed9.7 %
Number of Days Fish Exposed3
Middle 80% of Run Period (May 11 - Jun 9)
TDG Percent Exposure Index118.34 %
Percent of Fish Exposed11.7 %
Number of Days Fish Exposed3
Middle 50% of Run Period (May 18 - Jun 4)
TDG Percent Exposure Index117.93 %
Percent of Fish Exposed5.8 %
Number of Days Fish Exposed1
Run Dates
First Day of RunMar 22
5% of Run passedMay 7
10% of Run passedMay 11
50% of Run passedMay 26
90% of Run passedJun 9
95% of Run passedJun 12
Last Day of RunJul 21
Date(s) When TDG Percent Crosses 120 %
Jun 4, Jun 7

1. Total Run Analyzed [99.957] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.