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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
Biological Water-quality 2000-08-21 2004-09-22
Information Water-quality 1958-05-12 2007-08-30
Inorganics, Major, Metals Water-quality 1958-05-12 2007-08-30
Inorganics, Major, Non-metals Water-quality 1958-05-12 2007-08-30
Inorganics, Minor, Non-metals Water-quality 1998-09-21 2007-08-30
Inorganics, Minor, metals Water-quality 1958-05-12 2007-08-30
Nutrient Water-quality 1958-05-12 2007-08-30
Organics, PCBs Water-quality 1998-09-21 2007-08-30
Organics, other Water-quality 1998-09-21 2007-08-30
Organics, pesticide Water-quality 1998-09-21 2007-08-30
Physical Daily Values, Unit Values, Water-quality 1939-04-16 2024-11-24
Radiochemistry Water-quality 1998-09-21 2007-08-30
Sediment Water-quality 1998-09-21 2004-09-01
n/a Peak Measurements 1940-03-15 2021-10-31
n/a Site Visits 1954-05-17 2024-10-04
n/a USGS Annual Water Data Reports Site 2005-01-01 2024-01-01
Water Data for the Nation inventory

Monitoring location 01102500 is associated with a Stream in Middlesex County, Massachusetts. Current conditions of Discharge, Gage height, and Precipitation are available. Water data back to 1939 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01102500 n/a
Site name
ABERJONA RIVER AT WINCHESTER, MA n/a
Site type
Stream
ST
DMS latitude 422650.50 n/a
DMS longitude 0710818.90 n/a
Decimal latitude 42.4474568 n/a
Decimal longitude -71.1380816 n/a
Latitude-longitude method
Interpolated from Digital MAP. N
Latitude-longitude accuracy
Accurate to + or - .01 sec (Differentially-Corrected GPS). H
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 LEXINGTON, MA n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface -0.80 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 5 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Charles 01090001
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site YNNYNNNNNNNNNNYNYNNNNNNNNNNNNN n/a
Date of first construction
20110928 n/a
Date site established or inventoried 20110928 n/a
Drainage area
24.5 square miles n/a
Contributing drainage area 23.9 square miles 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 NNNNNNNN 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 442500100 n/a