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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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Agency code = usgs
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  • 392020076174501
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USGS 392020076174501 HA Ed 271

Harford County, Maryland
Latitude  39°20'20", Longitude  76°17'45" NAD27
Land-surface elevation 16 feet above NGVD29
The depth of the well is 15 feet below land surface.
The depth of the hole is 36 feet below land surface.
Output formats
Table of data
Tab-separated data
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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
1993-05-13 D62610 10.00NGVD291L  A
1993-05-13 D62611 9.19NAVD881L  A
1993-05-13 D720196.00  1L  A
1993-08-0916:30 UTCm62610 7.06NGVD291T  A
1993-08-0916:30 UTCm62611 6.25NAVD881T  A
1993-08-0916:30 UTCm720198.94  1T  A
1993-11-0415:00 UTCm62610 5.87NGVD291T  A
1993-11-0415:00 UTCm62611 5.06NAVD881T  A
1993-11-0415:00 UTCm7201910.13  1T  A
1993-12-1518:00 UTCm62610 6.07NGVD291T  A
1993-12-1518:00 UTCm62611 5.26NAVD881T  A
1993-12-1518:00 UTCm720199.93  1T  A
1994-01-0518:00 UTCm62610 6.17NGVD291T  A
1994-01-0518:00 UTCm62611 5.36NAVD881T  A
1994-01-0518:00 UTCm720199.83  1T  A
1994-01-2619:30 UTCm62610 6.51NGVD291T  A
1994-01-2619:30 UTCm62611 5.70NAVD881T  A
1994-01-2619:30 UTCm720199.49  1T  A
1994-03-2216:00 UTCm62610 10.18NGVD291T  A
1994-03-2216:00 UTCm62611 9.37NAVD881T  A
1994-03-2216:00 UTCm720195.82  1T  A
1994-05-1314:45 UTCm62610 9.83NGVD291T  A
1994-05-1314:45 UTCm62611 9.02NAVD881T  A
1994-05-1314:45 UTCm720196.17  1T  A
1994-07-0714:45 UTCm62610 7.47NGVD291T  A
1994-07-0714:45 UTCm62611 6.66NAVD881T  A
1994-07-0714:45 UTCm720198.53  1T  A
1994-08-2418:30 UTCm62610 6.81NGVD291T  A
1994-08-2418:30 UTCm62611 6.00NAVD881T  A
1994-08-2418:30 UTCm720199.19  1T  A
1994-09-2917:00 UTCm62610 6.34NGVD291T  A
1994-09-2917:00 UTCm62611 5.53NAVD881T  A
1994-09-2917:00 UTCm720199.66  1T  A

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 measurementLInterpreted from geophysical logs.
Method of measurementTElectric-tape measurement.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.