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LOCATION--Lat 42°40’19", long
71°34’39", Middlesex County, Hydrologic Unit 01070004,
on left bank, 3 ft downstream from Mill Street bridge, and 1
mi upstream from mouth at Nashua River at
Pepperell.
DRAINAGE AREA--59.6 mi2.
PERIOD OF RECORD--Discharge: March 2006 to current year.
Intermittent discharge measurements only, water years 1971-74,
2004-05.
GAGE--Water-stage recorder with satellite telemeter. Elevation
of gage, about 50 ft above National Geodetic Vertical Datum of
1929, from topographic map.
COOPERATION BY--Massachusetts Executive
Office of Energy and Environmental Affairs
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