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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 302803090064701
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USGS 302803090064701 ST-777

St. Tammany Parish, Louisiana
Latitude  30°28'03", Longitude  90°06'47" NAD27
Land-surface elevation 22.84 feet above NGVD29
The depth of the well is 1,743 feet below land surface.
The depth of the hole is 1,865 feet below land surface.
This well is completed in the Coastal lowlands aquifer system (S100CSLLWD) national aquifer.
This well is completed in the Covington Aquifer (120CVGN) local aquifer.
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
1981-04-13 D62610 93.84NGVD291G  A
1981-04-13 D62611 93.36NAVD881G  A
1981-04-13 D72019-71.00  1G  A
1990-01-26 D62610 84.84NGVD291Z  A
1990-01-26 D62611 84.36NAVD881Z  A
1990-01-26 D72019-62.00  1Z  A
2003-03-25 D62610 74.34NGVD291GUSGSSA
2003-03-25 D62611 73.86NAVD881GUSGSSA
2003-03-25 D72019-51.50  1GUSGSSA

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 measurementGPressure-gage 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.