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Groundwater levels for the Nation

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Agency code = usgs
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  • 404934118220101
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USGS 404934118220101 031 N34 E32 11CBCC1 USBLM - Alpha Mtn Well 2

Pershing County, Nevada
Latitude  40°49'48", Longitude 118°21'02" NAD27
Land-surface elevation 4,178 feet above NGVD29
The depth of the well is 153 feet below land surface.
The depth of the hole is 153 feet below land surface.
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
1957-11-05 D62610 4108.00NGVD291O  A
1957-11-05 D62611 4111.33NAVD881O  A
1957-11-05 D7201970.00  1O  A
1961-04-01 D62610 4105.80NGVD291Z  A
1961-04-01 D62611 4109.13NAVD881Z  A
1961-04-01 D7201972.20  1Z  A
1989-06-26 D62610 4090.74NGVD291S  A
1989-06-26 D62611 4094.07NAVD881S  A
1989-06-26 D7201987.26  1S  A
1989-11-16 D62610 4090.68NGVD291S  A
1989-11-16 D62611 4094.01NAVD881S  A
1989-11-16 D7201987.32  1S  A
1990-02-14 D62610 4090.83NGVD291S  A
1990-02-14 D62611 4094.16NAVD881S  A
1990-02-14 D7201987.17  1S  A
1990-05-07 D62610 4090.81NGVD291S  A
1990-05-07 D62611 4094.14NAVD881S  A
1990-05-07 D7201987.19  1S  A
1990-07-31 D62610 4090.65NGVD291S  A
1990-07-31 D62611 4093.98NAVD881S  A
1990-07-31 D7201987.35  1S  A
1995-04-1118:24 UTCm62610 4086.76NGVD291S  A
1995-04-1118:24 UTCm62611 4090.09NAVD881S  A
1995-04-1118:24 UTCm7201991.24  1S  A

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 measurementOObserved.
Method of measurementSSteel-tape measurement.
Method of measurementZOther.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.