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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 391627077064301
Minimum number of levels = 1
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USGS 391627077064301 HO Bb 154

Howard County, Maryland
Latitude  39°16'27", Longitude  77°06'43" NAD27
Land-surface elevation 565 feet above NGVD29
The depth of the well is 66.2 feet below land surface.
The depth of the hole is 66.2 feet below land surface.
This well is completed in the Morgan Run Formation (360MRGR) local aquifer.
Output formats
Table of data
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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
1988-05-23 D62610 508.35NGVD291Z  A
1988-05-23 D62611 507.70NAVD881Z  A
1988-05-23 D7201956.65  1Z  A
1988-06-02 D62610 508.35NGVD291Z  A
1988-06-02 D62611 507.70NAVD881Z  A
1988-06-02 D7201956.65  1Z  A
1988-07-01 D62610 509.12NGVD291Z  A
1988-07-01 D62611 508.47NAVD881Z  A
1988-07-01 D7201955.88  1Z  A
1988-08-01 D62610 509.52NGVD291Z  A
1988-08-01 D62611 508.87NAVD881Z  A
1988-08-01 D7201955.48  1Z  A
1988-08-31 D62610 509.41NGVD291Z  A
1988-08-31 D62611 508.76NAVD881Z  A
1988-08-31 D7201955.59  1Z  A
1988-09-29 D62610 508.98NGVD291Z  A
1988-09-29 D62611 508.33NAVD881Z  A
1988-09-29 D7201956.02  1Z  A
1988-10-31 D62610 508.08NGVD291Z  A
1988-10-31 D62611 507.43NAVD881Z  A
1988-10-31 D7201956.92  1Z  A
1988-11-30 D62610 507.38NGVD291Z  A
1988-11-30 D62611 506.73NAVD881Z  A
1988-11-30 D7201957.62  1Z  A
1988-12-30 D62610 506.68NGVD291Z  A
1988-12-30 D62611 506.03NAVD881Z  A
1988-12-30 D7201958.32  1Z  A
1989-01-30 D62610 506.06NGVD291Z  A
1989-01-30 D62611 505.41NAVD881Z  A
1989-01-30 D7201958.94  1Z  A
1989-03-02 D62610 505.70NGVD291Z  A
1989-03-02 D62611 505.05NAVD881Z  A
1989-03-02 D7201959.30  1Z  A
1989-04-03 D62610 505.77NGVD291Z  A
1989-04-03 D62611 505.12NAVD881Z  A
1989-04-03 D7201959.23  1Z  A
1989-05-03 D62610 506.38NGVD291Z  A
1989-05-03 D62611 505.73NAVD881Z  A
1989-05-03 D7201958.62  1Z  A
1989-05-30 D62610 507.27NGVD291Z  A
1989-05-30 D62611 506.62NAVD881Z  A
1989-05-30 D7201957.73  1Z  A
1989-06-30 D62610 508.55NGVD291Z  A
1989-06-30 D62611 507.90NAVD881Z  A
1989-06-30 D7201956.45  1Z  A
1989-08-01 D62610 509.60NGVD291Z  A
1989-08-01 D62611 508.95NAVD881Z  A
1989-08-01 D7201955.40  1Z  A
1989-08-30 D62610 510.17NGVD291Z  A
1989-08-30 D62611 509.52NAVD881Z  A
1989-08-30 D7201954.83  1Z  A
1989-09-29 D62610 510.12NGVD291Z  A
1989-09-29 D62611 509.47NAVD881Z  A
1989-09-29 D7201954.88  1Z  A
1989-10-30 D62610 510.52NGVD291Z  A
1989-10-30 D62611 509.87NAVD881Z  A
1989-10-30 D7201954.48  1Z  A
1989-11-30 D62610 509.03NGVD291Z  A
1989-11-30 D62611 508.38NAVD881Z  A
1989-11-30 D7201955.97  1Z  A
1989-12-28 D62610 508.55NGVD291Z  A
1989-12-28 D62611 507.90NAVD881Z  A
1989-12-28 D7201956.45  1Z  A
1990-01-30 D62610 508.30NGVD291Z  A
1990-01-30 D62611 507.65NAVD881Z  A
1990-01-30 D7201956.70  1Z  A
1990-03-01 D62610 508.24NGVD291Z  A
1990-03-01 D62611 507.59NAVD881Z  A
1990-03-01 D7201956.76  1Z  A
1990-03-28 D62610 508.45NGVD291Z  A
1990-03-28 D62611 507.80NAVD881Z  A
1990-03-28 D7201956.55  1Z  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 measurementZOther.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.