Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for May 1, 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 1, 2024
Total Run Period (Mar 21 - Aug 14)
Temperature Exposure Index12.64 C
Percent of Fish Exposed0.6 %
Number of Days Fish Exposed29
Middle 80% of Run Period (Apr 25 - May 25)
Temperature Exposure Index12.69 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Middle 50% of Run Period (May 2 - May 17)
Temperature Exposure Index12.73 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 21
5% of Run passedApr 21
10% of Run passedApr 25
50% of Run passedMay 9
90% of Run passedMay 25
95% of Run passedMay 30
Last Day of RunAug 14
Date(s) When Temperature Crosses 15 C
Jun 11

1. Total Run Analyzed [99.927] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.