USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

Mchenry County, Illinois

Hydrologic Unit Code 07120006

Latitude 42°18'36", Longitude 88°15'05" NAD83

Drainage area 1,250 square miles

Gage datum 732.83 feet above NAVD88

**Period of record**
Begin Date	End Date	Count
1985-03-22	2009-01-02	61

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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: 2024-12-02 07:49:51 EST
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