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  • New to WDFN: daily data are now available in WDFN! Visit a Monitoring Location Page and scroll to the "Available data" section to graph daily data types. To learn more, read our announcement on the Water Data for the Nation blog.

LJ-65-12-726 (Addicks Extensometer) - 294726095351102

Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Physical Daily Values, Groundwater Levels, Unit Values 1974-06-04 2025-02-17
Sediment Water-quality 1974-07-11 2023-12-29
n/a USGS Active Groundwater Level Network Site 1974-01-01 2021-01-01
n/a USGS Annual Water Data Reports Site 2005-01-01 2024-01-01
Water Data for the Nation inventory

Monitoring location 294726095351102 is associated with an Extensometer well in Harris County, Texas. Current conditions of Depth to water level are available. Water data back to 1974 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
294726095351102 n/a
Site name
LJ-65-12-726 (Addicks Extensometer) n/a
Site type
Extensometer well
GW-EX
DMS latitude 294726.5 n/a
DMS longitude 0953510.1 n/a
Decimal latitude 29.79069444 n/a
Decimal longitude -95.5861389 n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft) G
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
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 Hedwig Village, TX n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 91.06 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
12040104
Drainage basin
n/a
Topographic setting
Flat surface
F
Flags for instruments at site NYNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
197405 n/a
Date site established or inventoried 19740711 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 Evangeline Aquifer 121EVGL
Local aquifer type
Confined multiple aquifers M
Well depth 1802 feet n/a
Hole depth
1813 feet n/a
Source of depth data S n/a
Project number 8653-00250 n/a

Operated in cooperation with:

logo for Harris-Galveston Subsidence District
Harris-Galveston Subsidence District