LOCATION.--Lat 42° 19’31", long 71°
23’53", Middlesex County, Hydrologic Unit 01070005, on left bank at
downstream side of new Danforth Street Bridge, at Saxonville, 600 ft east of
Elm Street, 700 ft downstream from confluence with Lake Cochituate Outlet, and
0.7 mi downstream from Saxonville Dam.
DRAINAGE AREA.--106 mi2.
PERIOD OF RECORD.--November 1979 to current year.
Water-quality records: Water years 1994–95.
GAGE.--Water-stage recorder. Datum of gage is 110.55 ft above sea level
(Massachusetts Department of Public Works benchmark).
REMARKS.--Records good except those above 500 ft3/s, which are
fair, and those for estimated daily discharge, which are poor. Flow regulated
by reservoirs upstream and affected by diversions and spill. Flow diverted as
needed for use of Boston metropolitan district. Part of flow from Wachusett
Reservoir on Nashua River is diverted into Sudbury Reservoir en route to
Boston metropolitan district.
COOPERATION BY.-- Mass. Dept. of Conservation and Recreation, Division of Water Supply Protection