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DESCRIPTION:

Latitude 42°19'31",   Longitude 71°23'53"   NAD27

Middlesex County, Massachusetts, Hydrologic Unit 01070005

Drainage area: 106 square miles

Contributing drainage area: 106 square miles,

Datum of gage: 109.78 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1990-10-01	2025-08-31
Daily Data
Discharge, cubic feet per second	1979-11-01	2025-08-30	16740
Daily Statistics
Discharge, cubic feet per second	1979-11-01	2025-06-08	16657
Monthly Statistics
Discharge, cubic feet per second	1979-11	2025-06
Annual Statistics
Discharge, cubic feet per second	1980	2025
Peak streamflow	1980-04-10	2023-03-15	44
Field measurements	1980-04-14	2025-08-13	380
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1979-11-05	2024-03-05	167
Water-Year Summary	2005	2024	20
Revisions	Loading...

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