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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.

This streamgage may be discontinued due to lack of funding. If a new funding source is not identified, it will be discontinued. Please contact Jason Pollender at jpollend@usgs.gov for more information.

Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 2023-08-23 2023-11-13
Inorganics, Major, Metals Water-quality 2023-09-20 2023-09-20
Inorganics, Major, Non-metals Water-quality 2023-08-23 2023-09-20
Inorganics, Minor, Non-metals Water-quality 2023-09-20 2023-09-20
Inorganics, Minor, metals Water-quality 2023-09-20 2023-09-20
Nutrient Water-quality 2023-09-20 2023-09-20
Organics, other Water-quality 2023-09-20 2023-09-20
Physical Daily Values, Unit Values, Water-quality 2023-08-09 2024-10-11
n/a Site Visits 1973-08-09 2024-09-18
Water Data for the Nation inventory

Monitoring location 01100574 is associated with a Stream in Middlesex County, Massachusetts. Water data back to 1973 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01100574 n/a
Site name
ELM BROOK AT BEDFORD, MA n/a
Site type
Stream
ST
DMS latitude 422913 n/a
DMS longitude 0711552 n/a
Decimal latitude 42.48703886 n/a
Decimal longitude -71.263946 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Unknown or unspecified. U
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 n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 98.8 feet n/a
Method altitude determined GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System X
Altitude accuracy .08 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Winnipesaukee River 01070002
Drainage basin
n/a
Topographic setting
Stream channel
C
Flags for instruments at site YNNNYNNNNYNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 20230808 n/a
Drainage area
5.88 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation EST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
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 n/a