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Groundwater levels for Georgia

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The daily maximum and minimum water level values for groundwater wells after September 30, 2023 are no longer being displayed on NWISWeb. However, these values can be determined using the instantaneous values that are available through the Time-Series: Current/Historical Observations option in the available data dropdown box for the station.


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Agency code = usgs
site_no list =
  • 311036081285701
Minimum number of levels = 1
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USGS 311036081285701 34H449

Glynn County, Georgia
Latitude  31°10'36.13", Longitude  81°28'57.41" NAD83
Land-surface elevation 10 feet above NAVD88
The depth of the well is 750 feet below land surface.
The depth of the hole is 750 feet below land surface.
This well is completed in the Floridan aquifer system (S400FLORDN) national aquifer.
This well is completed in the Upper Floridan Aquifer (120FLRDU) local aquifer.
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
1990-04-13 D62610 -1.05NGVD291L  A
1990-04-13 D62611 -2.03NAVD881L  A
1990-04-13 D7201913.05  1L  A
1998-05-1323:06 UTCm62610 4.83NGVD291Z  A
1998-05-1323:06 UTCm62611 3.85NAVD881Z  A
1998-05-1323:06 UTCm720197.17  1Z  A
2000-09-0722:52 UTCm62610 2.20NGVD291G  A
2000-09-0722:52 UTCm62611 1.22NAVD881G  A
2000-09-0722:52 UTCm720199.80  1G  A
2003-06-2415:55 UTCm62610 11.45NGVD291SUSGSSA
2003-06-2415:55 UTCm62611 10.47NAVD881SUSGSSA
2003-06-2415:55 UTCm720190.55  1SUSGSSA
2005-06-2212:21 UTCm62610 13.20NGVD291TUSGSSA
2005-06-2212:21 UTCm62611 12.22NAVD881TUSGSSA
2005-06-2212:21 UTCm72019-1.20  1TUSGSSA
2010-04-1920:22 UTCm62610 12.79NGVD291SUSGSSA
2010-04-1920:22 UTCm62611 11.81NAVD881SUSGSSA
2010-04-1920:22 UTCm72019-0.79  1SUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracymDate is accurate to the Minute
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 measurementGPressure-gage measurement.
Method of measurementLInterpreted from geophysical logs.
Method of measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementZOther.
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.