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Groundwater levels for the Nation

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Agency code = usgs
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  • 464251112032401
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USGS 464251112032401 11N04W13BDBB01

Lewis And Clark County, Montana
Latitude  46°42'51", Longitude 112°03'24" NAD27
Land-surface elevation 3,870 feet above NGVD29
The depth of the well is 230 feet below land surface.
The depth of the hole is 230 feet below land surface.
This well is completed in the Spokane Formation (Middle Proterozoic) (420SPKN) local aquifer.
Output formats
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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
1985-01-01 D62610 3771.00NGVD291L  A
1985-01-01 D62611 3774.34NAVD881L  A
1985-01-01 D7201999.00  1L  A
1995-09-22 D62610 3751.29NGVD291SUSGSSA
1995-09-22 D62611 3754.63NAVD881SUSGSSA
1995-09-22 D72019118.71  1SUSGSSA
1995-11-30 D62610 3759.80NGVD291SUSGSSA
1995-11-30 D62611 3763.14NAVD881SUSGSSA
1995-11-30 D72019110.20  1SUSGSSA
1996-02-13 D62610 3757.59NGVD291SUSGSSA
1996-02-13 D62611 3760.93NAVD881SUSGSSA
1996-02-13 D72019112.41  1SUSGSSA
1996-02-23 D62610 3763.30NGVD291SUSGSSA
1996-02-23 D62611 3766.64NAVD881SUSGSSA
1996-02-23 D72019106.70  1SUSGSSA
1996-03-21 D62610 3763.67NGVD291SUSGSSA
1996-03-21 D62611 3767.01NAVD881SUSGSSA
1996-03-21 D72019106.33  1SUSGSSA
1996-04-18 D62610 3763.90NGVD291VUSGSSA
1996-04-18 D62611 3767.24NAVD881VUSGSSA
1996-04-18 D72019106.10  1VUSGSSA
1996-05-21 D62610 3761.98NGVD291VUSGSSA
1996-05-21 D62611 3765.32NAVD881VUSGSSA
1996-05-21 D72019108.02  1VUSGSSA
1996-06-20 D62610 3753.56NGVD291VUSGSSA
1996-06-20 D62611 3756.90NAVD881VUSGSSA
1996-06-20 D72019116.44  1VUSGSSA
1996-07-30 D62610 3748.22NGVD291VUSGSSA
1996-07-30 D62611 3751.56NAVD881VUSGSSA
1996-07-30 D72019121.78  1VUSGSSA
1996-08-26 D62610 3747.37NGVD291SUSGSSA
1996-08-26 D62611 3750.71NAVD881SUSGSSA
1996-08-26 D72019122.63  1SUSGSSA
1996-09-13 D62610 3742.60NGVD291SUSGSSA
1996-09-13 D62611 3745.94NAVD881SUSGSSA
1996-09-13 D72019127.40  1SUSGSSA

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 measurementLInterpreted from geophysical logs.
Method of measurementSSteel-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyNot determined
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.