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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 Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Physical Unit Values 2019-08-14 2021-10-05
Water Data for the Nation inventory

Monitoring location 424317071263001 is associated with a Lake, Reservoir, Impoundment in Middlesex County, Massachusetts. Water data back to 2019 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
424317071263001 n/a
Site name
Upper Hobbs Brook Reservoir Buoy 1 n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 422554.12 n/a
DMS longitude 0711546.91 n/a
Decimal latitude n/a
Decimal longitude n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft) G
Latitude-longitude accuracy
Accurate to + or - .1 sec (Differentially-Corrected GPS). 1
Latitude-longitude datum
World Datum 1984 WGS84
Decimal Latitude-longitude datum n/a
District
Massachusetts 25
State
Massachusetts 25
County
Middlesex County 017
Country US n/a
Land net location description n/a
Name of location map CONCORD, MA n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 165 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 1.6 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Charles 01090001
Drainage basin
n/a
Topographic setting
Lake or Swamp
L
Flags for instruments at site YNNYNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
20190814 n/a
Date site established or inventoried 20190814 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 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 CWDRunoff n/a