USGS Surface Water for USA: Streamflow Measurements

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Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Streamflow Measurements for the Nation

06483470 Otter Creek near Matlock, IA

Lyon County, Iowa

Hydrologic Unit Code 10170204

Latitude 43°15'57", Longitude 95°55'16" NAD27

Drainage area 129 square miles

Gage datum 1,380 feet above NGVD29

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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: Iowa Water Data Support Team
Page Last Modified: 2025-11-27 17:00:38 EST
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