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Groundwater levels for the Nation

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  • 400820104552301
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USGS 400820104552301 SB00206717BCC1

Weld County, Colorado
Latitude  40°08'20", Longitude 104°55'23" NAD27
Land-surface elevation 4,940.00 feet above NGVD29
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Table of data
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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
1977-03-16 D62610 4914.72NGVD291S  A
1977-03-16 D62611 4917.72NAVD881S  A
1977-03-16 D7201925.28  1S  A
1977-10-21 D62610 4914.00NGVD29PS  A
1977-10-21 D62611 4917.00NAVD88PS  A
1977-10-21 D7201926.00  PS  A
1978-03-14 D62610 4914.67NGVD291S  A
1978-03-14 D62611 4917.67NAVD881S  A
1978-03-14 D7201925.33  1S  A
1978-10-26 D62610 4914.41NGVD291S  A
1978-10-26 D62611 4917.41NAVD881S  A
1978-10-26 D7201925.59  1S  A
1979-03-09 D62610 4914.96NGVD291S  A
1979-03-09 D62611 4917.96NAVD881S  A
1979-03-09 D7201925.04  1S  A
1979-10-11 D62610 4915.98NGVD291S  A
1979-10-11 D62611 4918.98NAVD881S  A
1979-10-11 D7201924.02  1S  A
1980-03-03 D62610 4916.94NGVD291S  A
1980-03-03 D62611 4919.94NAVD881S  A
1980-03-03 D7201923.06  1S  A
1980-10-15 D62610 4917.57NGVD291S  A
1980-10-15 D62611 4920.57NAVD881S  A
1980-10-15 D7201922.43  1S  A
1981-03-02 D62610 4918.52NGVD291S  A
1981-03-02 D62611 4921.52NAVD881S  A
1981-03-02 D7201921.48  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.