USGS Home
Contact USGS
Search USGS

National Water Information System: Web Interface

USGS Water Resources   

Data Category:
Home Current Conditions Site Information Mapper Surface Water Groundwater Water Quality Water Use Revisions Geographic Area:
United States Alabama Alaska American Samoa Arizona Arkansas British Columbia California Canton and Enderbury Islands Colorado Connecticut Delaware Dist. of Columbia Florida Georgia Guam Hawaii Idaho Illinois Indiana Iowa Johnston Atoll Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Midway Islands Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Northern Mariana Islands Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island Ryukyu Islands, Southern South Carolina South Dakota Swan Islands Tennessee Texas Trust Territories, Pacific Is U.S.Misc Caribbean Islands U.S.Misc Pacific Islands Utah Vermont Virgin Islands Virginia Wake Island Washington West Virginia Wisconsin Wyoming

Page Loading - Please Wait...

DESCRIPTION:

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

Bexar County, Texas, Hydrologic Unit 12100302

Drainage area: 15.0 square miles

Contributing drainage area: 15.0 square miles,

Datum of gage: 1,014.82 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1991-12-18	2025-12-11
Daily Data
Discharge, cubic feet per second	1968-06-01	2025-12-10	38057
Gage height, feet	1997-05-06	2025-12-10	29510
Daily Statistics
Discharge, cubic feet per second	1968-06-01	2025-03-13	20376
Gage height, feet	1997-05-06	2025-03-13	9571
Monthly Statistics
Discharge, cubic feet per second	1968-06	2025-03
Gage height, feet	1997-05	2025-03
Annual Statistics
Discharge, cubic feet per second	1968	2025
Gage height, feet	1997	2025
Peak streamflow	1969-05-16	2024-07-23	56
Field measurements	1968-09-05	2025-11-20	309
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1969-05-12	2021-10-13	141
Water-Year Summary	2005	2024	20
Revisions	Loading...

OPERATION:

Record for this site is maintained by the USGS Texas Water Science Center

Email questions about this site to Texas Water Science Center Water-Data Inquiries