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

05464751 Big Creek at Mt Vernon Road near Bertram, IA

Linn County, Iowa

Hydrologic Unit Code 07080206

Latitude 41°58'30", Longitude 91°31'07" NAD83

Drainage area 76.8 square miles

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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: 2025-09-03 15:11:05 EDT
1.01 0.85 vaww01