San Marcos Rv nr Martindale, TX - 08171400
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Continuous data
San Marcos Rv nr Martindale, TX - 08171400
Subscribe to WaterAlert April 3, 2025 - April 10, 2025
Gage height, feet
7.27 ft - Apr 10, 2025 07:45:00 AM CDT
Important Data may be provisional
Value
Status
Time
Latest value
7.27 ft
Provisional
Apr 10, 2025
07:45:00 AM CDT
Selected
7.27 ft
Provisional
Apr 10, 2025
07:45:00 AM CDT
Compare
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Median
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Statistics for April 10, 2025 based on 13 years of data
Gage height, ft
low (2014)
7.05 ft
25th percentile
7.34 ft
median
7.59 ft
75th percentile
7.91 ft
mean
7.61 ft
high (2019)
8.27 ft
Available data
Select data types to graph from categories based on the way the data were collected.
Learn about the data collection categories Continuous data
3 data types available - data from 2011-05-19 to 2025-04-10
Continuous data are collected via automated sensors installed at a monitoring location.
Data type
Data date range
Gage height, feet
2011-05-19 - 2025-04-10
Discharge, cubic feet per second
2011-05-19 - 2025-04-10
Precipitation, cumulative, inches
2024-07-11 - 2025-04-10
Daily data
2 data types available - data from 2011-05-19 to 2025-04-09
Field measurements - Coming soon
0 data types available
Discrete sample data
0 observed properties (data types) available
- Monitoring Location
- Active Monitoring Locations
5 km
3 mi
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.
Interested in understanding how to access the upstream/downstream data? Learn about the Network-Linked Data Index (NLDI)
| USGS Parameter Group | Data Types | Start Date | End Date |
|---|---|---|---|
| Physical | Daily Values, Unit Values | 2011-05-19 | 2025-04-10 |
| n/a | Peak Measurements | 2012-01-25 | 2023-10-26 |
| n/a | Site Visits | 2011-09-30 | 2025-03-24 |
| n/a | USGS Annual Water Data Reports Site | 2012-01-01 | 2024-01-01 |
Monitoring location 08171400 is associated with a Stream in Caldwell County, Texas. Current conditions of Discharge, Gage height, and Precipitation are available. Water data back to 2011 are available online.
| Metadata Element | Location Metadata | Metadata Code |
|---|---|---|
|
Agency
|
U.S. Geological Survey | USGS |
|
Site identification number
|
08171400 | n/a |
|
Site name
|
San Marcos Rv nr Martindale, TX | n/a |
|
Site type
|
Stream
|
ST |
| DMS latitude | 294956.23 | n/a |
| DMS longitude | 0975032.58 | n/a |
| Decimal latitude | 29.8322861 | n/a |
| Decimal longitude | -97.8423833 | n/a |
|
Latitude-longitude method
|
GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System | X |
|
Latitude-longitude accuracy
|
Level 2 survey-grade GPS | C |
|
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
|
Caldwell County | 055 |
| Country | US | n/a |
| Land net location description | n/a | |
| Name of location map | Martindale, TX | n/a |
| Scale of location map | 24000 | n/a |
| Altitude of Gage/land surface | 480.26 feet | n/a |
| Method altitude determined | Interpolated from topographic map. | M |
| Altitude accuracy | 1 feet | n/a |
|
Altitude datum
|
North American Vertical Datum of 1988 | NAVD88 |
|
Subbasin hydrologic unit
|
San Marcos | 12100203 |
|
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 | 20110511 | n/a |
|
Drainage area
|
547 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
|
Data have been checked by the reporting agency. | C |
| 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 | 8653-00170 | n/a |
