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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 303350097422501
Minimum number of levels = 1
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USGS 303350097422501 ZK-58-27-529

Williamson County, Texas
Latitude  30°33'50", Longitude  97°42'25" NAD27
Land-surface elevation 821 feet above NGVD29
Output formats
Table of data
Tab-separated data
Graph of data
Reselect period
Date Time
?
 
Water-level
date-time
accuracy
?
 
Parameter
code
Water
level,
feet
below
land
surface
Water
level,
feet
above
specific
vertical
datum
Referenced
vertical
datum
?
 
Status
?
 
Method of
measurement
?
 
Measuring
agency
?
 
Source of
measurement
?
 
Water-level
approval
status
1986-04-18 D62610 745.60NGVD291SUSGSSA
1986-04-18 D62611 745.87NAVD881SUSGSSA
1986-04-18 D7201975.40  1SUSGSSA
1986-05-07 D62610 744.90NGVD291SUSGSSA
1986-05-07 D62611 745.17NAVD881SUSGSSA
1986-05-07 D7201976.10  1SUSGSSA
1986-12-03 D62610 746.40NGVD291SUSGSSA
1986-12-03 D62611 746.67NAVD881SUSGSSA
1986-12-03 D7201974.60  1SUSGSSA
1987-02-18 D62610 747.90NGVD291SUSGSSA
1987-02-18 D62611 748.17NAVD881SUSGSSA
1987-02-18 D7201973.10  1SUSGSSA
1987-03-31 D62610 748.45NGVD291SUSGSSA
1987-03-31 D62611 748.72NAVD881SUSGSSA
1987-03-31 D7201972.55  1SUSGSSA
1987-05-05 D62610 746.60NGVD291SUSGSSA
1987-05-05 D62611 746.87NAVD881SUSGSSA
1987-05-05 D7201974.40  1SUSGSSA
1988-02-24 D62610 745.46NGVD291SUSGSSA
1988-02-24 D62611 745.73NAVD881SUSGSSA
1988-02-24 D7201975.54  1SUSGSSA
1988-08-11 D62610 744.56NGVD291SUSGSSA
1988-08-11 D62611 744.83NAVD881SUSGSSA
1988-08-11 D7201976.44  1SUSGSSA
1990-01-12 D62610 743.94NGVD291SUSGSSA
1990-01-12 D62611 744.21NAVD881SUSGSSA
1990-01-12 D7201977.06  1SUSGSSA
1990-09-14 D62610 744.73NGVD291SUSGSSA
1990-09-14 D62611 745.00NAVD881SUSGSSA
1990-09-14 D7201976.27  1SUSGSSA
1991-02-11 D62610 747.84NGVD291S  A
1991-02-11 D62611 748.11NAVD881S  A
1991-02-11 D7201973.16  1S  A
1991-08-27 D62610 746.67NGVD291S  A
1991-08-27 D62611 746.94NAVD881S  A
1991-08-27 D7201974.33  1S  A
1992-03-24 D62610 757.56NGVD291S  A
1992-03-24 D62611 757.83NAVD881S  A
1992-03-24 D7201963.44  1S  A
1992-06-15 D62610 750.74NGVD291S  A
1992-06-15 D62611 751.01NAVD881S  A
1992-06-15 D7201970.26  1S  A
1993-03-23 D62610 742.08NGVD291S  A
1993-03-23 D62611 742.35NAVD881S  A
1993-03-23 D7201978.92  1S  A
1993-09-16 D62610 747.73NGVD291S  A
1993-09-16 D62611 748.00NAVD881S  A
1993-09-16 D7201973.27  1S  A

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Parameter code62610Groundwater level above NGVD 1929, feet
Parameter code62611Groundwater level above NAVD 1988, feet
Parameter code72019Depth to water level, feet below land surface
Referenced vertical datumNAVD88North American Vertical Datum of 1988
Referenced vertical datumNGVD29National Geodetic Vertical Datum of 1929
Status1Static
Method of measurementSSteel-tape measurement.
Measuring agencyNot determined
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.