Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for Jul 1, 2024

graph

Forecasted Yearling Chinook Snake R All Spr/Sum Wild Query Parameters
Year2024
ProjectLower Monumental
River ParameterTDG Percent
Critical TDG Percent Value120 %
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateJul 1, 2024
Total Run Period (Mar 27 - Oct 14)
TDG Percent Exposure Index122.08 %
Percent of Fish Exposed94.6 %
Number of Days Fish Exposed68
Middle 80% of Run Period (Apr 23 - Jun 1)
TDG Percent Exposure Index122.21 %
Percent of Fish Exposed97.3 %
Number of Days Fish Exposed39
Middle 50% of Run Period (Apr 30 - May 20)
TDG Percent Exposure Index122.58 %
Percent of Fish Exposed95.7 %
Number of Days Fish Exposed20
Run Dates
First Day of RunMar 27
5% of Run passedApr 20
10% of Run passedApr 23
50% of Run passedMay 11
90% of Run passedJun 1
95% of Run passedJun 12
Last Day of RunOct 14
Date(s) When TDG Percent Crosses 120 %
Apr 6, Apr 7, Apr 14, May 11, May 12, Jun 21

1. Total Run Analyzed [99.926] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.