Columbia Basin Performance Measures

Forecasted Juvenile Passage Exposure Results for May 1, 2024

graph

Forecasted Steelhead Snake R Wild Query Parameters
Year2024
ProjectLower Granite
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 1)
Temperature Exposure Index10.61 C
Percent of Fish Exposed0.7 %
Number of Days Fish Exposed47
Middle 80% of Run Period (Apr 15 - May 13)
Temperature Exposure Index10.57 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Middle 50% of Run Period (Apr 20 - May 6)
Temperature Exposure Index10.31 C
Percent of Fish Exposed0 %
Number of Days Fish Exposed0
Run Dates
First Day of RunMar 21
5% of Run passedApr 12
10% of Run passedApr 15
50% of Run passedApr 27
90% of Run passedMay 13
95% of Run passedMay 19
Last Day of RunAug 1
Date(s) When Temperature Crosses 15 C
Jun 16

1. Total Run Analyzed [99.991] is less than total observed during the period [100]. Only fish observed on days with River Parameter data are analyzed.