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

04185318 Tiffin River near Evansport OH

Defiance County, Ohio

Hydrologic Unit Code 04100006

Latitude 41°22'57", Longitude 84°24'58" NAD83

Drainage area 563 square miles

Gage datum 657.75 feet above NAVD88

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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: Ohio Water Data Support Team
Page Last Modified: 2025-03-09 17:51:00 EDT
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