Columbia Basin Performance Measures

Forecasted Adult Passage Exposure Results for May 17, 2024

graph

All Adult Chinook mouth to Snake River Query Parameters
Year2024
ProjectMcNary
River ParameterTDG Percent
Critical TDG Percent Value120 %
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateMay 17, 2024
Total Run Period (Mar 21 - Jun 23)
TDG Percent Exposure Index118.84 %
Percent of Fish Exposed38.3 %
Number of Days Fish Exposed27
Middle 80% of Run Period (May 4 - Jun 12)
TDG Percent Exposure Index118.69 %
Percent of Fish Exposed36.1 %
Number of Days Fish Exposed17
Middle 50% of Run Period (May 12 - Jun 1)
TDG Percent Exposure Index118.57 %
Percent of Fish Exposed33.2 %
Number of Days Fish Exposed8
Run Dates
First Day of RunMar 21
5% of Run passedApr 29
10% of Run passedMay 4
50% of Run passedMay 17
90% of Run passedJun 12
95% of Run passedJun 16
Last Day of RunJun 23
Date(s) When TDG Percent Crosses 120 %
May 16, May 17, May 26, Jun 7, Jun 9, Jun 23

1. Total Run Analyzed [99.952] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.