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Groundwater levels for the Nation

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  • 464350112072101
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USGS 464350112072101 11N04W09DBAA01

Lewis And Clark County, Montana
Latitude  46°43'31", Longitude 112°06'43" NAD27
Land-surface elevation 4,500 feet above NGVD29
The depth of the well is 400 feet below land surface.
The depth of the hole is 400 feet below land surface.
This well is completed in the Spokane Formation (Middle Proterozoic) (420SPKN) local aquifer.
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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
1995-10-25 D62610 4413.53NGVD291SUSGSSA
1995-10-25 D62611 4416.95NAVD881SUSGSSA
1995-10-25 D7201986.47  1SUSGSSA
1995-10-26 D62610 4413.53NGVD291SUSGSSA
1995-10-26 D62611 4416.95NAVD881SUSGSSA
1995-10-26 D7201986.47  1SUSGSSA
1995-11-30 D62610 4426.05NGVD291VUSGSSA
1995-11-30 D62611 4429.47NAVD881VUSGSSA
1995-11-30 D7201973.95  1VUSGSSA
1996-02-06 D62610 4425.80NGVD291VUSGSSA
1996-02-06 D62611 4429.22NAVD881VUSGSSA
1996-02-06 D7201974.20  1VUSGSSA
1996-02-23 D62610 4426.51NGVD291VUSGSSA
1996-02-23 D62611 4429.93NAVD881VUSGSSA
1996-02-23 D7201973.49  1VUSGSSA
1996-03-21 D62610 4424.50NGVD291VUSGSSA
1996-03-21 D62611 4427.92NAVD881VUSGSSA
1996-03-21 D7201975.50  1VUSGSSA
1996-04-18 D62610 4425.01NGVD291VUSGSSA
1996-04-18 D62611 4428.43NAVD881VUSGSSA
1996-04-18 D7201974.99  1VUSGSSA
1996-05-21 D62610 4429.12NGVD291VUSGSSA
1996-05-21 D62611 4432.54NAVD881VUSGSSA
1996-05-21 D7201970.88  1VUSGSSA
1996-06-19 D62610 4427.58NGVD291VUSGSSA
1996-06-19 D62611 4431.00NAVD881VUSGSSA
1996-06-19 D7201972.42  1VUSGSSA
1996-07-25 D62610 4426.32NGVD291SUSGSSA
1996-07-25 D62611 4429.74NAVD881SUSGSSA
1996-07-25 D7201973.68  1SUSGSSA
1996-08-26 D62610 4423.72NGVD291SUSGSSA
1996-08-26 D62611 4427.14NAVD881SUSGSSA
1996-08-26 D7201976.28  1SUSGSSA
1996-09-20 D62610 4418.59NGVD291SUSGSSA
1996-09-20 D62611 4422.01NAVD881SUSGSSA
1996-09-20 D7201981.41  1SUSGSSA
1996-10-22 D62610 4427.05NGVD291SUSGSSA
1996-10-22 D62611 4430.47NAVD881SUSGSSA
1996-10-22 D7201972.95  1SUSGSSA
1996-11-25 D62610 4423.40NGVD291SUSGSSA
1996-11-25 D62611 4426.82NAVD881SUSGSSA
1996-11-25 D7201976.60  1SUSGSSA
1996-12-19 D62610 4425.09NGVD291SUSGSSA
1996-12-19 D62611 4428.51NAVD881SUSGSSA
1996-12-19 D7201974.91  1SUSGSSA
1997-01-22 D62610 4426.19NGVD291SUSGSSA
1997-01-22 D62611 4429.61NAVD881SUSGSSA
1997-01-22 D7201973.81  1SUSGSSA
1997-02-19 D62610 4424.49NGVD291SUSGSSA
1997-02-19 D62611 4427.91NAVD881SUSGSSA
1997-02-19 D7201975.51  1SUSGSSA
1997-03-18 D62610 4422.19NGVD291SUSGSSA
1997-03-18 D62611 4425.61NAVD881SUSGSSA
1997-03-18 D7201977.81  1SUSGSSA
1997-04-21 D62610 4424.63NGVD291SUSGSSA
1997-04-21 D62611 4428.05NAVD881SUSGSSA
1997-04-21 D7201975.37  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 measurementSSteel-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.