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Groundwater levels for the Nation

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Agency code = usgs
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  • 390815123115001
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USGS 390815123115001 015N012W29A001M

Mendocino County, California
Latitude  39°08'15", Longitude 123°11'50" NAD27
Land-surface elevation 598 feet above NAVD88
The depth of the well is 43.0 feet below land surface.
The depth of the hole is 43.0 feet below land surface.
This well is completed in the California Coastal Basin aquifers (N100CACSTL) national aquifer.
This well is completed in the Holocene Alluvium (111ALVM) local aquifer.
Output formats
Table of data
Tab-separated data
Graph of data
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
1981-01-30 D62610 589.20NGVD291S  A
1981-01-30 D62611 591.96NAVD881S  A
1981-01-30 D720195.80  1S  A
1981-02-20 D62610 589.48NGVD291S  A
1981-02-20 D62611 592.24NAVD881S  A
1981-02-20 D720195.52  1S  A
1981-04-01 D62610 589.22NGVD291S  A
1981-04-01 D62611 591.98NAVD881S  A
1981-04-01 D720195.78  1S  A
1981-06-17 D62610 577.92NGVD29PS  A
1981-06-17 D62611 580.68NAVD88PS  A
1981-06-17 D7201917.08  PS  A
1981-08-19 D62610 581.00NGVD291S  A
1981-08-19 D62611 583.76NAVD881S  A
1981-08-19 D7201914.00  1S  A
1981-10-14 D62610 572.90NGVD291S  A
1981-10-14 D62611 575.66NAVD881S  A
1981-10-14 D7201922.10  1S  A
1981-12-16 D62610 591.16NGVD291S  A
1981-12-16 D62611 593.92NAVD881S  A
1981-12-16 D720193.84  1S  A
1982-03-03 D62610 590.50NGVD291S  A
1982-03-03 D62611 593.26NAVD881S  A
1982-03-03 D720194.50  1S  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
StatusPPumping
Method of measurementSSteel-tape measurement.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.