Catalog Item
Black Canyon Reservoir, Diversion Dam, and Powerplant (EMM) Daily Average Streamflow Time Series Data
Black Canyon Reservoir, Diversion Dam, and Powerplant (EMM) average daily stream, river, or other natural/semi-natural water channel flow in cubic feet per second (cfs).
Catalog Record Title
Black Canyon Reservoir, Diversion Dam, and Powerplant (EMM) Water Operations Monitoring Data from Columbia-Pacific Northwest Water Operations Monitoring
Generation Effort
Columbia-Pacific Northwest Water Operations Monitoring
Type
Time series
Modeled/Observed
Observed
Start Date
Thu Jun 11 1925 11:00:00 GMT-0700 (Mountain Daylight Time)
End Date
Mon Apr 27 2026 00:00:00 GMT-0600 (Mountain Daylight Time)
Parameter Name
Streamflow
Parameter Group
Channel Flow
Parameter Transformation
average
Time Step
daily
Parameter Unit
cfs
Item Vertical Datum
Update Frequency
daily
Last Update
Tuesday, April 28th, 2026
Disclaimer
Data are provisional and subject to revision unless otherwise noted. Data users are cautioned to consider carefully the provisional nature of the information before using it.
