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Groundwater levels for the Nation

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  • 395825105103201
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USGS 395825105103201 SC00107012CDD

Boulder County, Colorado
Latitude  39°58'25", Longitude 105°10'32" NAD27
Land-surface elevation 5,636.00 feet above NGVD29
The depth of the well is 505 feet below land surface.
This well is completed in the Laramie Formation (211LRMI) local aquifer.
Output formats
Table of 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
1977-03-23 D62610 5567.06NGVD291S  A
1977-03-23 D62611 5570.18NAVD881S  A
1977-03-23 D7201968.94  1S  A
1977-10-17 D62610 5553.22NGVD291S  A
1977-10-17 D62611 5556.34NAVD881S  A
1977-10-17 D7201982.78  1S  A
1978-03-13 D62610 5467.80NGVD291S  A
1978-03-13 D62611 5470.92NAVD881S  A
1978-03-13 D72019168.20  1S  A
1978-10-16 D62610 5516.52NGVD291S  A
1978-10-16 D62611 5519.64NAVD881S  A
1978-10-16 D72019119.48  1S  A
1979-03-16 D62610 5569.57NGVD291S  A
1979-03-16 D62611 5572.69NAVD881S  A
1979-03-16 D7201966.43  1S  A
1979-10-10 D62610 5561.36NGVD291S  A
1979-10-10 D62611 5564.48NAVD881S  A
1979-10-10 D7201974.64  1S  A
1980-03-03 D62610 5536.14NGVD291S  A
1980-03-03 D62611 5539.26NAVD881S  A
1980-03-03 D7201999.86  1S  A
1980-10-22 D62610 5559.03NGVD29PT  A
1980-10-22 D62611 5562.15NAVD88PT  A
1980-10-22 D7201976.97  PT  A
1981-03-06 D62610 5568.81NGVD291S  A
1981-03-06 D62611 5571.93NAVD881S  A
1981-03-06 D7201967.19  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.
Method of measurementTElectric-tape measurement.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.