Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for Jul 23, 2024

graph

Forecasted Steelhead Snake R Wild Query Parameters
Year2024
ProjectBonneville
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateJul 23, 2024
Total Run Period (Mar 21 - Jul 27)
Temperature Exposure Index14.94 C
Percent of Fish Exposed37.7 %
Number of Days Fish Exposed38
Middle 80% of Run Period (May 16 - Jun 14)
Temperature Exposure Index14.96 C
Percent of Fish Exposed34.3 %
Number of Days Fish Exposed10
Middle 50% of Run Period (May 23 - Jun 8)
Temperature Exposure Index14.83 C
Percent of Fish Exposed25.5 %
Number of Days Fish Exposed4
Run Dates
First Day of RunMar 21
5% of Run passedMay 11
10% of Run passedMay 16
50% of Run passedJun 1
90% of Run passedJun 14
95% of Run passedJun 19
Last Day of RunJul 27
Date(s) When Temperature Crosses 15 C
Jun 1, Jun 3, Jun 6

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.