Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for Jul 17, 2018

graph

Forecasted Steelhead Snake R Wild Query Parameters
Year2018
ProjectJohn Day
River ParameterTDG Percent
Critical TDG Percent Value120 %
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateJul 17, 2018
Total Run Period (Mar 29 - Jul 24)
TDG Percent Exposure Index124.62 %
Percent of Fish Exposed84.8 %
Number of Days Fish Exposed28
Middle 80% of Run Period (May 10 - Jun 2)
TDG Percent Exposure Index125.91 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed24
Middle 50% of Run Period (May 15 - May 27)
TDG Percent Exposure Index127.02 %
Percent of Fish Exposed100 %
Number of Days Fish Exposed13
Run Dates
First Day of RunMar 29
5% of Run passedMay 4
10% of Run passedMay 10
50% of Run passedMay 22
90% of Run passedJun 2
95% of Run passedJun 5
Last Day of RunJul 24
Date(s) When TDG Percent Crosses 120 %
Apr 19, Apr 20, May 7, Jun 3

1. Total Run Analyzed [99.956] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.