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

50092000 RIO GRANDE DE PATILLAS NR PATILLAS, PR

Patillas Municipio, Puerto Rico

Hydrologic Unit Code 21010004

Latitude 18°02'03", Longitude 66°01'57" NAD27

Drainage area 18.3 square miles

Gage datum 235 feet above NGVD29

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U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL: https://nwis.waterdata.usgs.gov/nwis/measurements?

Page Contact Information: Puerto Rico Water Data Support Team
Page Last Modified: 2025-07-08 21:57:17 EDT
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