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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Physical Daily Values, Groundwater Levels, Unit Values 1962-10-24 2024-04-30
Sediment Water-quality 1962-06-06 2023-12-27
n/a USGS Active Groundwater Level Network Site 1962-01-01 2021-01-01
n/a USGS Annual Water Data Reports Site 2005-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 293306095054101 is associated with an Extensometer well in Harris County, Texas. Water data back to 1962 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
293306095054101 n/a
Site name
LJ-65-32-401 (NASA Extensometer) n/a
Site type
Extensometer well
GW-EX
DMS latitude 293306.7 n/a
DMS longitude 0950545.7 n/a
Decimal latitude 29.5518611 n/a
Decimal longitude -95.0960278 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
Harris County 201
Country US n/a
Land net location description n/a
Name of location map League City, TX n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 19.65 feet n/a
Method altitude determined Light Detection And Ranging, airplane J
Altitude accuracy 1.0 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
12040204
Drainage basin
n/a
Topographic setting
Flat surface
F
Flags for instruments at site NYNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19620209 n/a
Date site established or inventoried 19620209 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
Data have been checked by the reporting agency. C
Data-other GW files YYNYNYYN n/a
National aquifer Coastal lowlands aquifer system S100CSLLWD
Local aquifer Chicot Aquifer, undifferentiated 112CHCT
Local aquifer type
Confined multiple aquifers M
Well depth 770 feet n/a
Hole depth
963 feet n/a
Source of depth data S n/a
Project number 8653-00150 n/a