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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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Agency code = usgs
site_no list =
  • 392107077073402
Minimum number of levels = 1
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USGS 392107077073402 HO Ab 131

Howard County, Maryland
Latitude  39°21'07", Longitude  77°07'34" NAD27
Land-surface elevation 770 feet above NGVD29
The depth of the hole is 300 feet below land surface.
This well is completed in the Gillis Formation (300GLLS) local aquifer.
Output formats
Table of data
Tab-separated 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
1989-07-12 D62610  NGVD29DZ  A
1989-07-12 D62611  NAVD88DZ  A
1989-07-12 D72019   DZ  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
StatusDDry
Method of measurementZOther.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.