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Groundwater levels for the Nation

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Agency code = usgs
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  • 422630071201101
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USGS 422630071201101 MA-CTW 208

Middlesex County, Massachusetts
Latitude  42°26'30", Longitude  71°20'11" NAD27
Land-surface elevation 204.66 feet above NGVD29
The depth of the well is 53.0 feet below land surface.
The depth of the hole is 53.0 feet below land surface.
Output formats
Table of data
Tab-separated 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
1998-07-2812:20 UTCm62610 162.59NGVD291TUSGSSA
1998-07-2812:20 UTCm62611 161.74NAVD881TUSGSSA
1998-07-2812:20 UTCm7201942.07  1TUSGSSA
1998-08-2515:55 UTCm62610 162.10NGVD291TUSGSSA
1998-08-2515:55 UTCm62611 161.25NAVD881TUSGSSA
1998-08-2515:55 UTCm7201942.56  1TUSGSSA
1998-09-2517:29 UTCm62610 161.39NGVD291TUSGSSA
1998-09-2517:29 UTCm62611 160.54NAVD881TUSGSSA
1998-09-2517:29 UTCm7201943.27  1TUSGSSA
1998-10-2113:45 UTCm62610 161.05NGVD291TUSGSSA
1998-10-2113:45 UTCm62611 160.20NAVD881TUSGSSA
1998-10-2113:45 UTCm7201943.61  1TUSGSSA
1998-11-0420:05 UTCm62610 160.82NGVD291TUSGSSA
1998-11-0420:05 UTCm62611 159.97NAVD881TUSGSSA
1998-11-0420:05 UTCm7201943.84  1TUSGSSA
1998-12-2318:00 UTCm62610 159.94NGVD291TUSGSSA
1998-12-2318:00 UTCm62611 159.09NAVD881TUSGSSA
1998-12-2318:00 UTCm7201944.72  1TUSGSSA
1999-01-06 D62610 159.78NGVD291TUSGSSA
1999-01-06 D62611 158.93NAVD881TUSGSSA
1999-01-06 D7201944.88  1TUSGSSA
1999-03-23 D62610 160.29NGVD291TUSGSSA
1999-03-23 D62611 159.44NAVD881TUSGSSA
1999-03-23 D7201944.37  1TUSGSSA
1999-04-30 D62610 160.25NGVD291TUSGSSA
1999-04-30 D62611 159.40NAVD881TUSGSSA
1999-04-30 D7201944.41  1TUSGSSA
1999-05-28 D62610 159.96NGVD291TUSGSSA
1999-05-28 D62611 159.11NAVD881TUSGSSA
1999-05-28 D7201944.70  1TUSGSSA
1999-07-19 D62610 159.10NGVD291TUSGSSA
1999-07-19 D62611 158.25NAVD881TUSGSSA
1999-07-19 D7201945.56  1TUSGSSA
1999-08-25 D62610 158.39NGVD291TUSGSSA
1999-08-25 D62611 157.54NAVD881TUSGSSA
1999-08-25 D7201946.27  1TUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracymDate is accurate to the Minute
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 measurementTElectric-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.