PROVISIONAL DATA SUBJECT TO REVISION
LOCATION--Lat 42° 34'48.8", long 72°
34'28.2",(revised) Franklin County, Hydrologic Unit 01080201,
on left bank 75 ft downstream from railroad bridge at Montague City,
1,000 ft downstream from Deerfield River, and at mile 119.0.
DRAINAGE AREA--7,860 mi2.
PERIOD OF RECORD--Discharge: March 1904 to current year. Prior
to October 1929, published as "at Sunderland." Records
published for both sites October 1929 to September 1932.
Water-quality records: Water years 1994–95.
REVISED RECORDS--WSP 471: 1904–17. WSP 741: 1930–32.
WSP 781: 1928(M). WSP 1051: 1905, 1909–10, 1912–14, 1920,
1922–23, 1925–26, 1928, drainage area at Sunderland. WSP
1301: 1905(M), 1914–19(M), 1930–31(M). WDR MA-RI-84-1:
drainage area.
GAGE--Data Collection Platform with satellite telemeter. Datum
of gage is 99.32 ft above NAVD 1988. Datum previously reported as 99.87
ft above NGVD 1929 at present site since Oct. 1, 1929. Prior to Oct. 1,
1917, nonrecording gage; Oct. 1, 1917, to Oct. 8, 1921,
water-stage recorder used for low stages, nonrecording gage otherwise;
and Oct. 9, 1921, to Sept. 30, 1932, water-stage recorder; all at site
9 mi downstream at datum 1.00 ft lower.
REMARKS--Flow regulated by powerplants and by First Connecticut
and Second Connecticut Lakes, Lake Francis, Moore and Comerford
Reservoirs, and other reservoirs, combined usable capacity, about
43,400,000,000 cubic feet.
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This gage is monitored in cooperation with the Massachusetts Department of Conservation and Recreation, Division of Water Supply Protection, Office of Watershed Management, with funding from the Massachusetts Water Resources Authority .
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Photo of Connectucut River looking Upstream. Photo of Connecticut River looking Downstream.
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Summary of all available data for this site
Instantaneous-data availability statement
