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Groundwater levels for the Nation

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Agency code = usgs
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  • 381648122151501
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USGS 381648122151501 005N004W13G004M

Napa County, California
Latitude  38°16'48.11", Longitude 122°15'15.46" NAD83
Land-surface elevation 120.58 feet above NGVD29
The depth of the well is 210 feet below land surface.
The depth of the hole is 210 feet below land surface.
This well is completed in the California Coastal Basin aquifers (N100CACSTL) national 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
2000-04-26 D62610 104.48NGVD291VCA087AA
2000-04-26 D62611 107.05NAVD881VCA087AA
2000-04-26 D7201916.10  1VCA087AA
2000-10-17 D62610 101.58NGVD291VCA087AA
2000-10-17 D62611 104.15NAVD881VCA087AA
2000-10-17 D7201919.00  1VCA087AA
2001-04-24 D62610 103.58NGVD291VCA087AA
2001-04-24 D62611 106.15NAVD881VCA087AA
2001-04-24 D7201917.00  1VCA087AA
2001-08-2717:12 UTCm62610 95.00NGVD291VUSGSSA
2001-08-2717:12 UTCm62611 97.57NAVD881VUSGSSA
2001-08-2717:12 UTCm7201925.58  1VUSGSSA
2001-09-05 D62610 95.38NGVD291VCA087AA
2001-09-05 D62611 97.95NAVD881VCA087AA
2001-09-05 D7201925.20  1VCA087AA
2001-10-05 D62610 97.78NGVD291VCA087AA
2001-10-05 D62611 100.35NAVD881VCA087AA
2001-10-05 D7201922.80  1VCA087AA
2001-11-06 D62610 98.38NGVD291VCA087AA
2001-11-06 D62611 100.95NAVD881VCA087AA
2001-11-06 D7201922.20  1VCA087AA
2001-12-05 D62610 100.28NGVD291VCA087AA
2001-12-05 D62611 102.85NAVD881VCA087AA
2001-12-05 D7201920.30  1VCA087AA
2002-01-04 D62610 101.48NGVD291VCA087AA
2002-01-04 D62611 104.05NAVD881VCA087AA
2002-01-04 D7201919.10  1VCA087AA
2002-02-05 D62610 102.38NGVD291VCA087AA
2002-02-05 D62611 104.95NAVD881VCA087AA
2002-02-05 D7201918.20  1VCA087AA
2002-03-05 D62610 102.58NGVD291VCA087AA
2002-03-05 D62611 105.15NAVD881VCA087AA
2002-03-05 D7201918.00  1VCA087AA
2002-04-04 D62610 102.78NGVD291VCA087AA
2002-04-04 D62611 105.35NAVD881VCA087AA
2002-04-04 D7201917.80  1VCA087AA
2002-05-06 D62610 99.98NGVD291VCA087AA
2002-05-06 D62611 102.55NAVD881VCA087AA
2002-05-06 D7201920.60  1VCA087AA
2002-06-05 D62610 97.58NGVD291VCA087AA
2002-06-05 D62611 100.15NAVD881VCA087AA
2002-06-05 D7201923.00  1VCA087AA
2002-07-03 D62610 96.28NGVD291VCA087AA
2002-07-03 D62611 98.85NAVD881VCA087AA
2002-07-03 D7201924.30  1VCA087AA
2002-08-06 D62610 94.48NGVD291VCA087AA
2002-08-06 D62611 97.05NAVD881VCA087AA
2002-08-06 D7201926.10  1VCA087AA
2002-09-06 D62610 93.18NGVD291VCA087AA
2002-09-06 D62611 95.75NAVD881VCA087AA
2002-09-06 D7201927.40  1VCA087AA
2002-10-22 D62610 94.38NGVD291VCA087AA
2002-10-22 D62611 96.95NAVD881VCA087AA
2002-10-22 D7201926.20  1VCA087AA

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 measurementVCalibrated electric-tape measurement.
Measuring agencyCA087Napa County Flood Control & Water Conservation District, CA
Measuring agencyUSGSU.S. Geological Survey
Source of measurementAReported by another government agency (do not use "A" if reported by owner, use "O").
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.