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

322404099261401 BX-30-37-828

Callahan County, Texas

Hydrologic Unit Code 12060105

Latitude 32°24'04", Longitude 99°26'14" NAD83

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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: Texas Water Data Support Team
Page Last Modified: 2025-09-06 06:54:45 EDT
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