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LOCATION--Lat 42o09'13", long
71o39'09", Worcester County, Hydrologic Unit
01090003, on left bank at Northbridge, 100 ft downstream from Sutton
Street Bridge and 3.0 mi downstream from Quinsigamond River.
DRAINAGE AREA--139 mi2.
PERIOD OF RECORD--Discharge: October 1939 to September 1977;
October 1995 to September 2003 (discharge record discontinued). October
and November 1939, monthly discharge only, published in Water-Supply
Paper (WSP) 1301.
Water-quality records: Water years, 1955, 1958, 1971.
GAGE--Water-stage recorder with satellite telemeter. Elevation
of gage is 255.00 ft above National Geodetic Vertical Datum of 1929. To
adjust gage-height readings to sea level, add 255.00 ft.
REMARKS--Published discharge record discontinued on September
30, 2003. Stage affected by three upstream waste-water treatment plants
and upstream and downstream reservoirs.
FLOOD STAGE--Flood stage of 9 ft determined by National Weather
Service.
PROVISIONAL DISCHARGE DURING FLOODS--Provisional discharge data
are available when gage height equals or exceeds 4.5 ft (525
ft3/s). Discharge data for gage heights less than 4.5 ft are
not available due to variations in the stage-discharge relation.
COOPERATION BY--Massachusetts Department of
Environmental Protection, Division of Watershed Management, and
Massachusetts Department of Conservation and Recreation, Division of
Water Supply Protection
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U.S. Department of the Interior |
U.S. Geological Survey