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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
Information Water-quality 1955-01-12 1955-01-12
Inorganics, Major, Metals Water-quality 1955-01-12 1955-01-12
Inorganics, Major, Non-metals Water-quality 1955-01-12 1955-01-12
Inorganics, Minor, metals Water-quality 1955-01-12 1955-01-12
Nutrient Water-quality 1955-01-12 1955-01-12
Physical Water-quality 1955-01-12 1955-01-12
Water Data for the Nation inventory

Monitoring location 423540071202302 is associated with a Well in Middlesex County, Massachusetts. Water data back to 1955 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
423540071202302 n/a
Site name
MA-CHW 280 n/a
Site type
Well
GW
DMS latitude 423540 n/a
DMS longitude 0712023 n/a
Decimal latitude 42.5945364 n/a
Decimal longitude -71.3392274 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 BILLERICA n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 111.50 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 05 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
19530506 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 Stratified Deposits, Undifferentiated 112SRFD
Local aquifer type
n/a
Well depth 41.5 feet n/a
Hole depth
41.5 feet n/a
Source of depth data Z n/a
Project number 5442504200 n/a