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Groundwater levels for the Nation

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Agency code = usgs
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  • 411940117310901
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USGS 411940117310901 069 N40 E40 19CBD 1

Humboldt County, Nevada
Latitude  41°19'40", Longitude 117°31'09" NAD27
Land-surface elevation 4,380 feet above NGVD29
The depth of the well is 436 feet below land surface.
The depth of the hole is 436 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
1957-04-01 D62610 4372.00NGVD291O  A
1957-04-01 D62611 4375.56NAVD881O  A
1957-04-01 D720198.00  1O  A
1969-06-26 D62610 4374.40NGVD291O  A
1969-06-26 D62611 4377.96NAVD881O  A
1969-06-26 D720195.60  1O  A
1970-04-08 D62610 4366.50NGVD291O  A
1970-04-08 D62611 4370.06NAVD881O  A
1970-04-08 D7201913.50  1O  A
1975-11-22 D62610 4372.13NGVD291O  A
1975-11-22 D62611 4375.69NAVD881O  A
1975-11-22 D720197.87  1O  A
1976-02-12 D62610 4372.24NGVD291O  A
1976-02-12 D62611 4375.80NAVD881O  A
1976-02-12 D720197.76  1O  A
1976-10-06 D62610 4370.75NGVD291O  A
1976-10-06 D62611 4374.31NAVD881O  A
1976-10-06 D720199.25  1O  A
1977-11-18 D62610 4368.73NGVD291O  A
1977-11-18 D62611 4372.29NAVD881O  A
1977-11-18 D7201911.27  1O  A
1978-03-15 D62610 4369.92NGVD291O  A
1978-03-15 D62611 4373.48NAVD881O  A
1978-03-15 D7201910.08  1O  A
1978-12-06 D62610 4370.26NGVD291O  A
1978-12-06 D62611 4373.82NAVD881O  A
1978-12-06 D720199.74  1O  A
1979-04-04 D62610 4369.70NGVD291O  A
1979-04-04 D62611 4373.26NAVD881O  A
1979-04-04 D7201910.30  1O  A
1979-11-15 D62610 4369.20NGVD291O  A
1979-11-15 D62611 4372.76NAVD881O  A
1979-11-15 D7201910.80  1O  A
1980-10-14 D62610 4369.14NGVD291O  A
1980-10-14 D62611 4372.70NAVD881O  A
1980-10-14 D7201910.86  1O  A
1981-11-19 D62610 4368.11NGVD291S  A
1981-11-19 D62611 4371.67NAVD881S  A
1981-11-19 D7201911.89  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
Method of measurementOObserved.
Method of measurementSSteel-tape measurement.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.