Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for May 17, 2024

graph

Forecasted Steelhead Snake R Wild Query Parameters
Year2024
ProjectThe Dalles
River ParameterTemperature
Critical Temperature Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Forecast DateMay 17, 2024
Total Run Period (Mar 21 - Aug 19)
Temperature Exposure Index13.78 C
Percent of Fish Exposed9.3 %
Number of Days Fish Exposed39
Middle 80% of Run Period (May 7 - May 31)
Temperature Exposure Index13.79 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Middle 50% of Run Period (May 14 - May 24)
Temperature Exposure Index13.97 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 21
5% of Run passedMay 3
10% of Run passedMay 7
50% of Run passedMay 19
90% of Run passedMay 31
95% of Run passedJun 5
Last Day of RunAug 19
Date(s) When Temperature Crosses 15 C
Jun 1

1. Total Run Analyzed [99.9510000000001] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.