Columbia Basin Performance Measures

Adult Passage Exposure Results

graph

Adult Steelhead Query Parameters
Year2024
ProjectLower Monumental
River ParameterTemperature Tailrace
Critical Temperature Tailrace Value15 C
Calculate ExposureAbove Critical Value
River Parameter Data FillNo
Query Dates1/1 - 12/31
Total Run Period (Apr 1 - May 2)
Total Number of Fish Observed384
Percent of Total Run Analyzed [Number Observed]100 % [384]
Temperature Tailrace Exposure Index10.16 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 80% of Run Period (Apr 2 - Apr 28)
Number of Fish Observed337
Percent of Middle 80% of Run Analyzed [Number Observed]100 % [337]
Temperature Tailrace Exposure Index10.09 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Middle 50% of Run Period (Apr 8 - Apr 22)
Number of Fish Observed214
Percent of Middle 50% of Run Analyzed [Number Observed]100 % [214]
Temperature Tailrace Exposure Index10.11 C
Percent of Fish Exposed [Number Exposed]0 % [0]
Number of Days Fish Exposed0
Run Dates
First Day of RunApr 1
5% of Run passedApr 2
10% of Run passedApr 2
50% of Run passedApr 14
90% of Run passedApr 28
95% of Run passedApr 30
Last Day of RunMay 2