USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

Louisa County, Iowa

Hydrologic Unit Code 07080209

Latitude 41°10'41.11", Longitude 91°10'55.53" NAD83

Drainage area 12,500 square miles

Gage datum 538.08 feet above NAVD88

**Period of record**
Begin Date	End Date	Count
1919-09-09	2024-10-17	1175

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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: 2024-11-23 21:48:02 EST
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