Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for May 17, 2024

graph

Forecasted Steelhead Snake R Wild Query Parameters
Year2024
ProjectLower Monumental
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 13)
Temperature Exposure Index12.27 C
Percent of Fish Exposed0.4 %
Number of Days Fish Exposed30
Middle 80% of Run Period (Apr 26 - May 23)
Temperature Exposure Index12.22 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Middle 50% of Run Period (May 3 - May 15)
Temperature Exposure Index12.08 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 21
5% of Run passedApr 22
10% of Run passedApr 26
50% of Run passedMay 10
90% of Run passedMay 23
95% of Run passedMay 28
Last Day of RunAug 13
Date(s) When Temperature Crosses 15 C
Jun 12

1. Total Run Analyzed [99.929] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.