Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for Jul 21, 2020

graph

Forecasted Steelhead Snake R 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 DateJul 21, 2020
Total Run Period (Feb 24 - Aug 9)
TDG Percent Exposure Index121.51 %
Percent of Fish Exposed85.1 %
Number of Days Fish Exposed35
Middle 80% of Run Period (May 9 - Jun 6)
TDG Percent Exposure Index121.85 %
Percent of Fish Exposed95.8 %
Number of Days Fish Exposed27
Middle 50% of Run Period (May 16 - Jun 2)
TDG Percent Exposure Index122.01 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed18
Run Dates
First Day of RunFeb 24
5% of Run passedMay 6
10% of Run passedMay 9
50% of Run passedMay 25
90% of Run passedJun 6
95% of Run passedJun 10
Last Day of RunAug 9
Date(s) When TDG Percent Crosses 120 %
May 11, Jun 12, Jun 13, Jun 16

1. Total Run Analyzed [99.94] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.