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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Visit the Louisiana page for an example. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. You can update the state name in the URL to visit your State Page or read our announcement on the Water Data for the Nation blog to find links to all the state and territory pages.
Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Biological Water-quality 2021-05-11 2023-10-12
Information Water-quality 2021-04-07 2024-03-07
Inorganics, Major, Metals Water-quality 2021-04-07 2023-11-08
Inorganics, Major, Non-metals Water-quality 2021-04-07 2024-03-07
Inorganics, Minor, Non-metals Water-quality 2021-06-01 2023-09-11
Inorganics, Minor, metals Water-quality 2021-06-01 2023-09-11
Microbiological Water-quality 2021-04-07 2024-02-07
Nutrient Water-quality 2021-04-07 2023-12-12
Organics, other Water-quality 2021-04-07 2023-12-12
Physical Water-quality 2021-04-07 2024-03-07
n/a Site Visits 2021-04-07 2024-09-26
Water Data for the Nation inventory

Monitoring location 01096548 is associated with a Stream in Middlesex County, Massachusetts. Water data back to 2021 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01096548 n/a
Site name
STONY BROOK AT N CHELMSFORD, MA n/a
Site type
Stream
ST
DMS latitude 423806.21 n/a
DMS longitude 0712246.33 n/a
Decimal latitude 42.6350583 n/a
Decimal longitude -71.3795361 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 1983 NAD83
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 NASHUA SOUTH, NH n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 92 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 4.3 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Merrimack River 01070006
Drainage basin
n/a
Topographic setting
Stream channel
C
Flags for instruments at site n/a
Date of first construction
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
n/a
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 n/a