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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 1972-11-21 1972-11-21
Water Data for the Nation inventory

Monitoring location 423202071304602 is associated with a Multiple wells in Middlesex County, Massachusetts. Water data back to 1972 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
423202071304602 n/a
Site name
MA-LWW 161 n/a
Site type
Multiple wells
GW-MW
DMS latitude 423202 n/a
DMS longitude 0713046 n/a
Decimal latitude 42.53398064 n/a
Decimal longitude -71.5122873 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 AYER n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 119.00 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 5 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
Winnipesaukee River 01070002
Drainage basin
n/a
Topographic setting
Valley flat
V
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19721121 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
Data have been checked by the reporting agency. C
Data-other GW files YYYYNNNN n/a
National aquifer Sand and gravel aquifers (glaciated regions) N100GLCIAL
Local aquifer n/a
Local aquifer type
n/a
Well depth 27.0 feet n/a
Hole depth
29.0 feet n/a
Source of depth data n/a
Project number 5442504200 n/a