Rio Grande nr Castolon, TX - 08374550

Continuous data

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April 14, 2025 - April 21, 2025

Gage height, feet

Important Data may be provisional

Latest value

1.45 ft

Provisional

Apr 21, 2025

04:15:00 AM CDT

Selected

1.45 ft

Provisional

Apr 21, 2025

04:15:00 AM CDT

Statistics for April 21, 2025 based on 17 years of data

Gage height, ft

low (2024)

1.43 ft

25th percentile

2.23 ft

median

2.5 ft

75th percentile

2.77 ft

mean

2.55 ft

high (2010)

3.99 ft

Gage height, feet -- continuous data
Time	Result	Approval
2025-04-21T04:15:00.000-05:00	1.45	Provisional
2025-04-21T04:00:00.000-05:00	1.45	Provisional
2025-04-21T03:45:00.000-05:00	1.45	Provisional
2025-04-21T03:30:00.000-05:00	1.45	Provisional
2025-04-21T03:15:00.000-05:00	1.45	Provisional
2025-04-21T03:00:00.000-05:00	1.45	Provisional
2025-04-21T02:45:00.000-05:00	1.45	Provisional
2025-04-21T02:30:00.000-05:00	1.45	Provisional
2025-04-21T02:15:00.000-05:00	1.45	Provisional
2025-04-21T02:00:00.000-05:00	1.45	Provisional
2025-04-21T01:45:00.000-05:00	1.45	Provisional
2025-04-21T01:30:00.000-05:00	1.45	Provisional
2025-04-21T01:15:00.000-05:00	1.45	Provisional
2025-04-21T01:00:00.000-05:00	1.45	Provisional
2025-04-21T00:45:00.000-05:00	1.45	Provisional
2025-04-21T00:30:00.000-05:00	1.46	Provisional

Available data

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Continuous data

6 data types available - data from 2007-10-01 to 2025-04-21

Continuous data are collected via automated sensors installed at a monitoring location.

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Data type

Data date range

Graphed

Gage height, feet

2007-10-01 - 2025-04-21

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Daily median

Data for same time span in prior year

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Discharge, cubic feet per second

2007-10-01 - 2025-04-21

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Dissolved oxygen, water, unfiltered, milligrams per liter

2011-09-07 - 2014-05-28

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pH, water, unfiltered, field, standard units

2011-09-07 - 2014-05-28

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

2011-09-07 - 2014-05-27

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Temperature, water, degrees Celsius

2011-09-07 - 2014-05-28

Daily data

6 data types available - data from 2007-08-03 to 2025-04-20

Field measurements - Coming soon

0 data types available

Discrete sample data

55 Observed properties (data types) available - with data from 2006-02-06 to 2006-02-06

18 Sampling activities

Important information about this monitoring location

Datum of gage has been determined to be 2109.60 feet above NAVD 1988. To obtain stream water-surface elevations in NAVD 1988 add 2109.60 feet to gage height values

Location details and information

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Site identification number	08374550	_n/a
Site name	Rio Grande nr Castolon, TX	_n/a
Site type	Stream	ST
DMS latitude	290816	_n/a
DMS longitude	1033128	_n/a
Decimal latitude	29.13798	_n/a
Decimal longitude	-103.5249033	_n/a
Latitude-longitude method	Interpolated from MAP.	M
Latitude-longitude accuracy	Accurate to + or - 5 sec.	F
Latitude-longitude datum	North American Datum of 1927	NAD27
Decimal Latitude-longitude datum	North American Datum of 1983	NAD83
District	Texas	48
State	Texas	48
County	Brewster County	043
Country	US	_n/a
Land net location description		_n/a
Name of location map	Chisos Mountain, TX	_n/a
Scale of location map	100000	_n/a
Altitude of Gage/land surface	2109.60 feet	_n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	.26 feet	_n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Big Bend	13040205
Drainage basin		_n/a
Topographic setting	Stream channel	C
Flags for instruments at site	NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN	_n/a
Date of first construction		_n/a
Date site established or inventoried	20070430	_n/a
Drainage area		_n/a
Contributing drainage area		_n/a
Time Zone abbreviation	CST	_n/a
Site honors Daylight Saving Time	Y	_n/a
Data reliability		_n/a
Data-other GW files		_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
Project number	8653-00360	_n/a

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Leaflet USGS The National Map: National Boundaries Dataset, 3DEP Elevation Program, Geographic Names Information System, National Hydrography Dataset, National Land Cover Database, National Structures Dataset, and National Transportation Dataset; USGS Global Ecosystems; U.S. Census Bureau TIGER/Line data; USFS Road data; Natural Earth Data; U.S. Department of State HIU; NOAA National Centers for Environmental Information. Data refreshed February, 2025.

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Operated in cooperation with:

Texas Commission on Environmental Quality

Rio Grande nr Castolon, TX - 08374550

Continuous data

Available data

Continuous data

Daily data

Field measurements - Coming soon

Discrete sample data

Important information about this monitoring location

Location details and information

Monitoring locations with continuous data in last 120 days

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