USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

Umatilla County, Oregon

Hydrologic Unit Code 17070103

Latitude 45°39'11", Longitude 118°44'39" NAD27

Drainage area 30 square miles

Gage datum 1,220 feet above NGVD29

**Period of record**
Begin Date	End Date	Count
1991-10-01	2004-01-15	83

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U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL: https://waterdata.usgs.gov/nwis/measurements?

Page Contact Information: Oregon Water Data Support Team
Page Last Modified: 2025-09-28 03:00:38 EDT
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