USGS Home
Contact USGS
Search USGS

National Water Information System: Web Interface

USGS Water Resources   

Data Category:
Home Current Conditions Site Information Mapper Surface Water Groundwater Water Quality Water Use Revisions Geographic Area:
United States Alabama Alaska American Samoa Arizona Arkansas British Columbia California Canton and Enderbury Islands Colorado Connecticut Delaware Dist. of Columbia Florida Georgia Guam Hawaii Idaho Illinois Indiana Iowa Johnston Atoll Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Midway Islands Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Northern Mariana Islands Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island Ryukyu Islands, Southern South Carolina South Dakota Swan Islands Tennessee Texas Trust Territories, Pacific Is U.S.Misc Caribbean Islands U.S.Misc Pacific Islands Utah Vermont Virgin Islands Virginia Wake Island Washington West Virginia Wisconsin Wyoming

Page Loading - Please Wait...

This page will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline.

DESCRIPTION:

Latitude 42°26'11",   Longitude 71°15'53"   NAD27

Middlesex County, Massachusetts, Hydrologic Unit 01090001

Drainage area: 0.35 square miles

Contributing drainage area: 0.35 square miles,

Datum of gage: 175 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1997-11-21	2026-01-22
Daily Data
Temperature, water, degrees Celsius	1997-11-07	2026-01-21	4887
Discharge, cubic feet per second	1997-10-01	2015-10-05	1831
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1997-10-03	2026-01-21	4784
Daily Statistics
Temperature, water, degrees Celsius	1997-11-07	2022-12-11	3912
Discharge, cubic feet per second	1997-10-01	2015-10-05	1831
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1997-10-03	2022-12-11	3881
Monthly Statistics
Temperature, water, degrees Celsius	1997-11	2022-12
Discharge, cubic feet per second	1997-10	2015-10
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1997-10	2022-12
Annual Statistics
Temperature, water, degrees Celsius	1998	2023
Discharge, cubic feet per second	1998	2016
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1998	2023
Peak streamflow	1998-06-13	2014-12-09	5
Field measurements	1997-03-05	2015-10-06	60
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1997-03-05	2024-02-26	86
Water-Year Summary	2014	2022	9
Revisions	Loading...

OPERATION:

Record for this site is maintained by the USGS Massachusetts Water Science Center

Email questions about this site to Massachusetts Water Science Center Water-Data Inquiries