USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

05554490 VERMILION RIVER AT MC DOWELL, IL

Livingston County, Illinois

Hydrologic Unit Code 07130002

Latitude 40°49'50", Longitude 88°34'29" NAD27

Drainage area 551 square miles

Contributing drainage area 551.00 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: Illinois Water Data Support Team
Page Last Modified: 2025-09-06 20:07:02 EDT
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