School of Aquatic and Fishery Sciences

Columbia Basin Performance Measures

Forecasted Adult Passage Exposure Results for Jun 13, 2024

graph

All Adult Chinook mouth to Snake River Query Parameters
Year	2024
Project	Lower Monumental
River Parameter	TDG Percent
Critical TDG Percent Value	120 %
Calculate Exposure	Above Critical Value
River Parameter Data Fill	No
Query Dates	1/1 - 12/31
Forecast Date	Jun 13, 2024

Total Run Period (Mar 24 - Jun 27)
TDG Percent Exposure Index	122.56 %
Percent of Fish Exposed	93.4 %
Number of Days Fish Exposed	67

Middle 80% of Run Period (May 8 - Jun 17)
TDG Percent Exposure Index	122.99 %
Percent of Fish Exposed	97.7 %
Number of Days Fish Exposed	40

Middle 50% of Run Period (May 15 - Jun 6)
TDG Percent Exposure Index	123.19 %
Percent of Fish Exposed	100 %
Number of Days Fish Exposed	23

Run Dates
First Day of Run	Mar 24
5% of Run passed	May 3
10% of Run passed	May 8
50% of Run passed	May 21
90% of Run passed	Jun 17
95% of Run passed	Jun 20
Last Day of Run	Jun 27

Date(s) When TDG Percent Crosses 120 %
Apr 6
Apr 7
Apr 14
May 11
May 12
Jun 21

1. Total Run Analyzed [99.953] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.