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Available data

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Continuous data

3 data types available - data from 1996-10-01 to 2026-07-29

Daily data

3 data types available - data from 1924-02-01 to 2026-07-28

Field measurements

2 data types available - data from 1932-09-10 to 2026-07-16

Discrete sample data

90 Observed properties (data types) available - with data from 1967-11-02 to 2026-07-07

349 Sampling activities

Statistical tables for select daily data types

3 data types available - data from 1924-02-01 to 2026-07-27

Important information about this monitoring location

Datum of gage has been determined to be 1164.39 feet above NAVD 1988. To obtain water-surface elevations in NAVD 1988 add 1164.39 feet to gage height values.

Location details and information

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Operated in cooperation with:

Brazos River Authority

City of Abilene

USGS - Cooperative Matching Funds

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	08085500	n/a
Location name	Clear Fk Brazos Rv at Ft Griffin, TX	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	32.9329777777778	n/a
Decimal longitude (WGS84)	-99.2153888888889	n/a
Latitude-longitude method	Differentially corrected Global Positioning System.	D
Latitude-longitude accuracy	Accurate to + or - .01 sec (Differentially-Corrected GPS).	H
District	Texas	48
State	Texas	48
County	Shackelford County	417
Country	United States of America	n/a
Altitude of gage/land surface	1164.39 feet	n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	0.24 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Lower Clear Fork Brazos	12060104
Drainage basin		n/a
Date of first construction		n/a
Drainage area	4026 square miles	n/a
Contributing drainage area	4026 square miles	n/a
Time zone abbreviation	CST	n/a
Site honors Daylight Saving Time	Y	n/a
National aquifer		n/a
Local aquifer		n/a
Local aquifer type		n/a
Well depth		n/a
Hole depth		n/a
Source of depth data		n/a

Monitoring location Clear Fk Brazos Rv at Ft Griffin, TX - USGS-08085500