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Groundwater levels for the Nation

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Agency code = usgs
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  • 381804122141501
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USGS 381804122141501 005N003W07C005M

Napa County, California
Latitude  38°18'03.63", Longitude 122°14'14.66" NAD83
Land-surface elevation 138.2 feet above NGVD29
The depth of the well is 275 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
2000-04-13 D62610 76.40NGVD291VCA087AA
2000-04-13 D62611 79.02NAVD881VCA087AA
2000-04-13 D7201961.80  1VCA087AA
2000-10-13 D62610 69.80NGVD291VCA087AA
2000-10-13 D62611 72.42NAVD881VCA087AA
2000-10-13 D7201968.40  1VCA087AA
2001-04-19 D62610 84.60NGVD291VCA087AA
2001-04-19 D62611 87.22NAVD881VCA087AA
2001-04-19 D7201953.60  1VCA087AA
2001-09-0518:21 UTCm62610 47.13NGVD291VUSGSSA
2001-09-0518:21 UTCm62611 49.75NAVD881VUSGSSA
2001-09-0518:21 UTCm7201991.07  1VUSGSSA
2001-10-25 D62610 50.80NGVD291VCA087AA
2001-10-25 D62611 53.42NAVD881VCA087AA
2001-10-25 D7201987.40  1VCA087AA
2002-04-18 D62610 82.30NGVD291VCA087AA
2002-04-18 D62611 84.92NAVD881VCA087AA
2002-04-18 D7201955.90  1VCA087AA
2002-10-17 D62610 48.70NGVD291VCA087AA
2002-10-17 D62611 51.32NAVD881VCA087AA
2002-10-17 D7201989.50  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.