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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Physical Groundwater Levels 1964-05-01 1964-05-01
Water Data for the Nation inventory

Monitoring location 421251071324801 is associated with a Well in Middlesex County, Massachusetts. Water data back to 1964 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
421251071324801 n/a
Site name
MA-HWB 9 n/a
Site type
Well
GW
DMS latitude 421251 n/a
DMS longitude 0713248 n/a
Decimal latitude 42.2142621 n/a
Decimal longitude -71.5461754 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 MARLBOROUGH n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 398.60 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy 1 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
Concord 01070005
Drainage basin
n/a
Topographic setting
Hillside
S
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
196405 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 YYNNNNNN n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth 30.0 feet n/a
Hole depth
30.0 feet n/a
Source of depth data n/a
Project number 5442504200 n/a