USGS Surface Water for USA: Streamflow Measurements

USGS Home
Contact USGS
Search USGS

USGS Water Resources

Data Category:
Geographic Area:

Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

Click to hideNews Bulletins

Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.
Full News

Streamflow Measurements for the Nation

08181400 Helotes Ck at Helotes, TX

Bexar County, Texas

Hydrologic Unit Code 12100302

Latitude 29°34'42", Longitude 98°41'29" NAD27

Drainage area 15.0 square miles

Contributing drainage area 15.0 square miles

Gage datum 1,014.82 feet above NGVD29

**Output formats**
HTML table with channel data
HTML table without channel data
Tab-separated data with channel data
Tab-separated data without channel data
Graph of data
Reselect output format

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: 2024-04-25 20:07:55 EDT
0.82 0.77 sdww01