Columbia Basin Performance Measures

Forecasted Adult Passage Exposure Results for Jun 29, 2025

graph
All Adult Chinook mouth to Snake River Query Parameters
Year2025
ProjectLower Monumental
River ParameterTemperature
Critical Temperature Value15 °C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateJun 29, 2025
Total Run Period ( - )
Temperature Exposure Index13.78 °C
Percent of Fish Exposed26.8 %
Number of Days Fish Exposed28
Middle 80% of Run Period ( - )
Temperature Exposure Index13.47 °C
Percent of Fish Exposed21.8 %
Number of Days Fish Exposed17
Middle 50% of Run Period ( - )
Temperature Exposure Index12.82 °C
Percent of Fish Exposed3.8 %
Number of Days Fish Exposed2
Run Dates
First Day of Run
5% of Run passed
10% of Run passed
50% of Run passed
90% of Run passed
95% of Run passed
Last Day of Run
Date(s) When Temperature Crosses 15 °C
1. Total Run Analyzed [99.958] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.