MERRIMACK RIVER BASIN
RESERVOIRS IN MERRIMACK RIVER BASIN
01077500 NEWFOUND LAKE on Newfound River, 1.7 mi north of Bristol, NH, used for recreation and for storage of water
for power, has usable capacity of 1.69 billion ft³. Records provided by New Hampshire Department of Environmental
Services.
01078500 FRANKLIN FALLS RESERVOIR on Pemigewasset River, 2 mi north of Franklin, NH, completed in 1942, used for flood
control, has usable capacity of 6.7 billion ft³. Records provided by U.S. Army Corps of Engineers.
01080000 LAKE WINNIPESAUKEE on Winnipesaukee River (see station 01080000).
01082500 EDWARD MACDOWELL RESERVOIR on Nubanusit Brook, at West Peterborough, NH, 2 mi northwest of Peterborough,
completed in 1950, used for flood control, has usable capacity of 558 million ft³. Records provided by U.S. Army
Corps of Engineers.
01086500 BLACKWATER RESERVOIR on Blackwater River, at Swett's Mills, 1 mi south of Webster, NH, completed in 1941,
used for flood control, has usable capacity of 2.004 billion ft³. Records provided by U.S. Army Corps of Engineers.
01090700 EVERETT LAKE on Piscataquog River, 1.3 mi southeast of East Weare, NH, completed in 1962, used for flood
control and recreation, has usable capacity of 3.768 billion ft³. Records provided by U.S. Army Corps of
Engineers. Hopkinton and Everett Lakes, connected by a canal, are operated as a unit above elevation 400.00 ft.
Diversion from Hopkinton Lake to Everett Lake in March 1968, April 1969, March 1977, March 1979, May and June 1984,
and April 1987.
MONTHEND USABLE CONTENTS, IN MILLIONS OF CUBIC FEET, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
_____________________________________________________________________________________________________________________
Franklin Edward
Newfound Falls MacDowell
Lake Reservoir Reservoir
_____________________________________________________________________________________________________________________
Sep. 30, 1996............................... 1143 135.0 7.9
Oct. 31..................................... 1231 156.8 15.1
Nov. 30..................................... 982 143.8 33.9
Dec. 31..................................... 1146 172.5 23.2
Jan. 31, 1997............................... 927 139.4 16.7
Feb. 28..................................... 1000 190.8 27.6
Mar. 31..................................... 951 261.4 59.1
Apr. 30..................................... 1484 339.8 26.7
May 31..................................... 1540 162.0 9.4
June 30..................................... 1403 139.4 4.9
July 31..................................... 1348 124.2 6.1
Aug. 31..................................... 1407 126.3 6.1
Sep. 30..................................... 1186 124.2 5.5
____________________________________________________________________________________________________________________
Blackwater Everett
Reservoir Lake
____________________________________________________________________________________________________________________
Sep. 30, 1996................................ 0.2 46.4
Oct. 31...................................... 2.5 169.4
Nov. 30...................................... 1.5 54.3
Dec. 31...................................... 5.9 66.8
Jan. 31, 1997................................ 0.9 53.2
Feb. 28...................................... 7.4 58.8
Mar. 31...................................... 56.0 118.8
Apr. 30...................................... 19.0 52.6
May 31...................................... 1.5 49.2
June 30...................................... 0.3 47.0
July 31...................................... 0.1 47.0
Aug. 31...................................... 0.4 48.1
Set. 30...................................... 0.1 47.0
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