S Llano Rv at Flat Rock Ln at Junction, TX - 08149900

Continuous data

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April 14, 2025 - April 21, 2025

Gage height, feet [15-Min Update]

Important Data may be provisional

Latest value

2.12 ft

Provisional

Apr 21, 2025

02:45:00 AM CDT

Selected

2.12 ft

Provisional

Apr 21, 2025

02:45:00 AM CDT

Statistics for April 21, 2025 based on 12 years of data

Gage height, ft

low (2023)

2.20 ft

25th percentile

2.26 ft

median

2.45 ft

75th percentile

2.71 ft

mean

2.47 ft

high (2015)

2.75 ft

Gage height, feet [15-Min Update] -- continuous data
Time	Result	Approval
2025-04-21T02:45:00.000-05:00	2.12	Provisional
2025-04-21T02:30:00.000-05:00	2.12	Provisional
2025-04-21T02:15:00.000-05:00	2.12	Provisional
2025-04-21T02:00:00.000-05:00	2.12	Provisional
2025-04-21T01:45:00.000-05:00	2.12	Provisional
2025-04-21T01:30:00.000-05:00	2.12	Provisional
2025-04-21T01:15:00.000-05:00	2.12	Provisional
2025-04-21T01:00:00.000-05:00	2.12	Provisional
2025-04-21T00:45:00.000-05:00	2.12	Provisional
2025-04-21T00:30:00.000-05:00	2.12	Provisional
2025-04-21T00:15:00.000-05:00	2.12	Provisional
2025-04-21T00:00:00.000-05:00	2.12	Provisional
2025-04-20T23:45:00.000-05:00	2.13	Provisional
2025-04-20T23:30:00.000-05:00	2.13	Provisional
2025-04-20T23:15:00.000-05:00	2.13	Provisional
2025-04-20T23:00:00.000-05:00	2.12	Provisional

Available data

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Continuous data

2 data types available - data from 2012-10-01 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 [15-Min Update]

2012-10-01 - 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 [15-Min Update]

2012-10-01 - 2025-04-21

Daily data

2 data types available - data from 2012-09-30 to 2025-04-20

Field measurements - Coming soon

0 data types available

Discrete sample data

0 observed properties (data types) available

Important information about this monitoring location

The datum of gage has been determined to be 1677.37 feet above NAVD 1988. To obtain stream water-surface elevation values in NAVD 1988 add 1677.37 feet to gage height values.

Location details and information

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Site identification number	08149900	_n/a
Site name	S Llano Rv at Flat Rock Ln at Junction, TX	_n/a
Site type	Stream	ST
DMS latitude	302844.45	_n/a
DMS longitude	0994640.94	_n/a
Decimal latitude	30.47901389	_n/a
Decimal longitude	-99.7780389	_n/a
Latitude-longitude method	Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)	G
Latitude-longitude accuracy	Accurate to + or - .5 sec (PLGR/PPS GPS).	5
Latitude-longitude datum	North American Datum of 1983	NAD83
Decimal Latitude-longitude datum	North American Datum of 1983	NAD83
District	Texas	48
State	Texas	48
County	Kimble County	267
Country	US	_n/a
Land net location description		_n/a
Name of location map	Junction, TX	_n/a
Scale of location map	24000	_n/a
Altitude of Gage/land surface	1677.37 feet	_n/a
Method altitude determined	GNSS4 - Level 4 Quality Survey Grade Global Navigation Satellite System	Z
Altitude accuracy	5 feet	_n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Llano	12090204
Drainage basin		_n/a
Topographic setting		_n/a
Flags for instruments at site	NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN	_n/a
Date of first construction		_n/a
Date site established or inventoried	20120302	_n/a
Drainage area	879 square miles	_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	GC12SJ-00160	_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 State Soil and Water Conservation Board

S Llano Rv at Flat Rock Ln at Junction, TX - 08149900

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

Operated in cooperation with: