Columbia Basin Performance Measures

Sample Exposure Graph and Summary Table for Forecasted Adult Passage

Forecasted Fall Adult Chinook Query Parameters
River ParameterTemperature
Critical Temperature Value20 C
Calculate ExposureAbove Critical Value
Forecast DateNov 1, 2004
Total Run Period (Jul 31 - Nov 13)
Temperature Exposure Index20.64 C
Percent of Fish Exposed79.8 %
Number of Days Fish Exposed50
Middle 80% of Run Period (Aug 30 - Sep 27)
Temperature Exposure Index20.88 C
Percent of Fish Exposed86.4 %
Number of Days Fish Exposed21
Run Dates
First Day of RunJul 31
5% of Run passedAug 29
10% of Run passedAug 30
50% of Run passedSep 11
90% of Run passedSep 27
95% of Run passedOct 3
Last Day of RunNov 13
Date(s) When Temperature Crosses 20 C
Sep 20
sample graph