Catalog Item
Umatilla River at Hermiston Wastewater Treatment Plant (UMSO) Daily Average Streamflow Time Series Data
Umatilla River at Hermiston Wastewater Treatment Plant (UMSO) average daily stream, river, or other natural/semi-natural water channel flow in cubic feet per second (cfs).
Catalog Record Title
Umatilla River at Hermiston Wastewater Treatment Plant (UMSO) 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
Tue Dec 20 2016 12:00:00 GMT-0700 (Mountain Standard Time)
End Date
Tue May 12 2026 01:00:00 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
Wednesday, May 13th, 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.
