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Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Physical Groundwater Levels 1957-09-11 1957-09-11
Water Data for the Nation inventory

Monitoring location 423741071191001 is associated with a Well in Middlesex County, Massachusetts. Water data back to 1957 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
423741071191001 n/a
Site name
MA-L2R 5 n/a
Site type
Well
GW
DMS latitude 423741 n/a
DMS longitude 0711910 n/a
Decimal latitude 42.62814706 n/a
Decimal longitude -71.3189495 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Massachusetts 25
State
Massachusetts 25
County
Middlesex County 017
Country US n/a
Land net location description n/a
Name of location map LOWELL n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 101.50 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy 01 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
Concord 01070005
Drainage basin
n/a
Topographic setting
Valley flat
V
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19570911 n/a
Date site established or inventoried n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation EST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
Unchecked data. U
Data-other GW files YYNYNNNN n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth 50.0 feet n/a
Hole depth
50.0 feet n/a
Source of depth data n/a
Project number 5442504200 n/a