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Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1998-08-19 1998-10-21
Stable Isotopes Water-quality 1998-08-19 1998-10-21
Water Data for the Nation inventory

Monitoring location 423305071345401 is associated with a Well in Middlesex County, Massachusetts. Water data back to 1998 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
423305071345401 n/a
Site name
MA-AYW 47 n/a
Site type
Well
GW
DMS latitude 423305 n/a
DMS longitude 0713454 n/a
Decimal latitude 42.55148 n/a
Decimal longitude -71.58117828 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, MA n/a
Scale of location map 25000 n/a
Altitude of Gage/land surface 220.24 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy .01 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Nashua 01070004
Drainage basin
n/a
Topographic setting
Hillside
S
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 19980819 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 NYNNNNNN n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number 442510146 n/a