Flood Control Dams in Massachusetts

Massachusetts has 91 flood control dams, of which 44 carry a high hazard classification. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate.

#DamCountyHeight (ft)HazardConditionYear
1Knightville DamHampshire150HighNot Available1941
2Clam Lake DamBerkshire97HighFair1977
3North Silver Lake DamBerkshire76HighFair
4Westville DamWorcester72HighNot Available1962
5Moose Hill Reservoir DamWorcester71HighSatisfactory1980
6Barre Falls DamWorcester69HighNot Available1958
7Schoolhouse Lake DamBerkshire63HighSatisfactory1986
8Tully DamWorcester59HighNot Available1949
9Arm Brook Pl-566 Flood Control DamHampden58HighSatisfactory1963
10East Brimfield DamWorcester53HighNot Available1960
11Eclipse DamBerkshire52HighFair1890
12Highland Commons Pond B Dam & DikeWorcester50SignificantSatisfactory2010
13Birch Hill Dam - Winchenden DikeWorcester49HighNot Available1942
14Powdermill Brook Pl-566 Flood Control DamHampden48HighFair1962
15Barre Falls Dam - Dike 3Worcester48HighNot Available1958
16West Hill Dam - Dike DWorcester48HighNot Available1961
17Littleville Dam - Saddle DikeHampshire46HighNot Available1965
18Lester G. Ross DamWorcester46HighSatisfactory1974
19Abbey Lake DamBerkshire40HighSatisfactory1967
20Mill River DamHampshire40SignificantSatisfactory1939
21October Mountain Lake DamBerkshire39HighSatisfactory1972
22Washington Mountain Lake DamBerkshire38HighSatisfactory1972
23Ware River Diversion DamWorcester38SignificantSatisfactory1910
24Horse Pond DamWorcester38SignificantSatisfactory1964
25Barre Falls Dam - Dike 2Worcester38HighNot Available1958
26Braintree DamNorfolk37HighFair1888
27New Charles River DamSuffolk36SignificantSatisfactory1978
28Tyler DamMiddlesex34HighSatisfactory1965
29Thousand Acre Lake DamBerkshire32HighFair1960
30Mountain Lake DamHampden32HighSatisfactory1923
31South Silver DamBerkshire31HighSatisfactory1967
32Hodges Village Dam - Dike 1Worcester30HighNot Available1959
33Constance M. Fiske Flood Retarding DamMiddlesex28HighSatisfactory1984
34Sucker Brook DamWorcester27SignificantSatisfactory
35Kittredge DamWorcester27SignificantSatisfactory1964
36Rocky Hill Pond DamHampshire26LowPoor1924
37Lamberton Brook DamWorcester26SignificantSatisfactory1965
38West Lake DamBerkshire25HighSatisfactory1967
39Quequechan Control StructureBristol25HighSatisfactory1963
40Brewer Brook DamWorcester25SignificantSatisfactory1964
41Nemasket Park DamPlymouth23SignificantFair1964
42Hop Brook DamWorcester23HighSatisfactory1962
43Barre Falls Dam - Dike 1Worcester23HighNot Available1958
44Framingham Reservoir No. 1 DamMiddlesex22HighFair1878
45Delaney Complex DamMiddlesex22SignificantSatisfactory1967
46Neponset River Dam - Hyde ParkNorfolk22SignificantPoor
47Greenville Pond DamWorcester22HighFair1912
48Cold Harbor Brook DamWorcester22HighSatisfactory1962
49Allen Reservoir Pl-566 Flood Control DamNorfolk21HighSatisfactory1981
50Pine Tree Brook Pl-566 Flood Control DamNorfolk21SignificantSatisfactory1955
51October Mountain Lake DikeBerkshire20HighSatisfactory1985
52Falls Pond DamBristol20HighSatisfactory1890
53Silk Mill DamMiddlesex20LowFair1912
54George H. Nichols Multipurpose DamWorcester20HighSatisfactory1969
55Worcester Diversion Levee SystemWorcester20SignificantSatisfactory1960
56Fisherville Pond DamWorcester19HighPoor1882
57Wrights Reservoir DamWorcester18HighSatisfactory1965
58Buffumville Dam - Pierpoint Meadow Pond DikeWorcester18HighNot Available1958
59Indian Lake DamWorcester17SignificantFair1920
60Talbot Mills DamMiddlesex16SignificantFair1828
61Barefoot Brook DamMiddlesex16SignificantSatisfactory1962
62Upper Mystic Lake DamMiddlesex16SignificantSatisfactory1860
63Mother Brook Diversion At Charles RiverNorfolk16SignificantSatisfactory1959
64Rawson Hill Brook DamWorcester16SignificantSatisfactory1963
65Delaney Complex E Bolton DamWorcester16LowSatisfactory1971
66Springfield Country Club DamHampden15SignificantSatisfactory2000
67Smelt Brook DamNorfolk15HighSatisfactory1975
68Neponset River Dam - Lower MillsSuffolk15SignificantPoor
69Wallace Pond DamWorcester15LowSatisfactory1950
70Old Mill Pond DamWorcester15SignificantSatisfactory1800
71Conant Brook Dam - DikeHampden14HighNot Available1966
72South Street Pond DamPlymouth14SignificantPoor
73Whitin Pond DamWorcester14SignificantPoor1900
74Mill River Culvert And Tide GateEssex13LowFair
75Cochran DamNorfolk13LowFair1900
76Bolivar Pond DamNorfolk13SignificantSatisfactory2006
77Balch Pond DamMiddlesex12SignificantPoor
78Westford Depot DamMiddlesex12SignificantFair
79Straits Pond DamNorfolk12SignificantSatisfactory1908
80Willow Street Bypass DamNorfolk12LowPoor
81Revere Street DamNorfolk12SignificantSatisfactory1774
82Bear Brook DamWorcester12SignificantFair
83Hayes Pond DamBerkshire11LowFair1840
84West Medway DamNorfolk11LowPoor1850
85Factory Pond DamPlymouth11SignificantSatisfactory1943
86Hunts Pond DamPlymouth10SignificantUnsatisfactory1920
87Searles Pond DamEssex8SignificantFair1979
88Wayside Pond DamWorcester8SignificantUnsatisfactory1964
89Old Shepard Pond DamWorcester7LowFair
90Wachusett Lake DamWorcester4SignificantFair1905
91Balch Pond DikeMiddlesex3SignificantPoor

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