Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for May 1, 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 DateMay 1, 2024
Total Run Period (Mar 21 - Aug 20)
Temperature Exposure Index14.06 C
Percent of Fish Exposed20.7 %
Number of Days Fish Exposed41
Middle 80% of Run Period (May 9 - Jun 4)
Temperature Exposure Index14.02 C
Percent of Fish Exposed14.7 %
Number of Days Fish Exposed6
Middle 50% of Run Period (May 15 - May 28)
Temperature Exposure Index13.87 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 21
5% of Run passedMay 5
10% of Run passedMay 9
50% of Run passedMay 21
90% of Run passedJun 4
95% of Run passedJun 8
Last Day of RunAug 20
Date(s) When Temperature Crosses 15 C
May 30

1. Total Run Analyzed [99.9540000000001] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.