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

04219501 NIAGARA RIVER AT LEWISTON NY

Niagara County, New York

Hydrologic Unit Code 04120104

Latitude 43°09'44.3", Longitude 79°02'47.6" NAD83

Drainage area 264,600 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: New York Water Data Support Team
Page Last Modified: 2025-09-21 03:05:08 EDT
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