Hydroelectric Dams in Massachusetts

Massachusetts has 47 hydroelectric dams, of which 8 carry a high hazard classification. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity.

#	Dam	County	Height (ft)	Hazard	Condition	Year
1	Northfield Mt. - Main Dam	Franklin	145	High	Satisfactory	1973
2	Fife Brook	Franklin	130	High	Satisfactory	1974
3	Sherman	Franklin	110	High	Satisfactory	1927
4	Deerfield No. 2	Franklin	76	Low	Satisfactory	1913
5	Crocker Pond Dam	Worcester	39	High	Satisfactory	1933
6	Great Stone	Essex	38	Low	Satisfactory	1848
7	Gardners Falls	Franklin	37	Low	Satisfactory	1904
8	Cabot Station	Franklin	35	Low	Satisfactory	1916
9	Ware Upper	Hampshire	34	Low	Satisfactory	1890
10	Glendale	Berkshire	30	Low	Satisfactory	1906
11	Indian Orchard	Hampden	30	High	Satisfactory	1846
12	Holyoke - Overflow No. 2	Hampden	30	High	Satisfactory	1860
13	Russell	Hampden	30	Low	Satisfactory	1905
14	Deerfield No. 5 - Dunbar	Berkshire	29	Low	Satisfactory	1993
15	Crescent Street	Worcester	28	Significant	Satisfactory	1900
16	Woronoco - North Dam	Hampden	25	Low	Satisfactory	1938
17	Russell Mill Pond	Plymouth	25	Low	Satisfactory	1898
18	Dwight	Hampden	24	Significant	Satisfactory	1860
19	Pepperell Paper	Middlesex	24	High	Satisfactory	1918
20	Methuen Falls	Essex	23	Significant	Satisfactory	1895
21	Bear Swamp - Dike A	Franklin	23	Low	Satisfactory	1974
22	Diamond International Corp Upper Dam	Hampden	23	Significant	Satisfactory	1876
23	Putts Bridge	Hampden	22	Low	Satisfactory	1918
24	South Barre Mill Pond	Worcester	22	Significant	Satisfactory	1981
25	Deerfield No. 4 - Forebay	Franklin	20	Low	Satisfactory	1912
26	Merrimack Dam	Middlesex	20	Low	Satisfactory	1847
27	Diamond International Corp Lower Dam	Hampden	19	Low	Fair	1872
28	West Springfield	Hampden	18	Low	Satisfactory	1840
29	Ware Lower	Hampshire	18	Low	Satisfactory	1890
30	Brookside Mill Dam	Middlesex	16	Significant	Fair	1862
31	Ice House	Middlesex	15	Low	Satisfactory	1906
32	Tremont Mill Pond	Plymouth	15	High	Unsatisfactory	1845
33	Hunts Pond	Worcester	15	Low	Satisfactory	1936
34	Assabet	Middlesex	13	Significant	Satisfactory	1921
35	North Village Pond	Worcester	13	Low	Satisfactory	1914
36	Quinebaug River Pond Dam	Worcester	13	Low	Satisfactory	1919
37	Deerfield No. 3	Franklin	12	Low	Satisfactory	1912
38	Tupperware	Worcester	12	Low	Satisfactory	1904
39	Cresticon Upper	Worcester	12	Low	Satisfactory	1931
40	Collins	Hampden	11	Low	Satisfactory	1984
41	Railroad Dike	Hampden	10	Low	Fair	1901
42	Powder Mill	Worcester	10	Low	Satisfactory	1908
43	Tannery Pond	Worcester	10	Low	Satisfactory	1936
44	Riverdale Mills	Worcester	10	Low	Satisfactory	1957
45	New Home	Franklin	9	Low	Satisfactory	1936
46	Chicopee	Hampden	9	Low	Satisfactory	1898
47	Cresticon Lower	Worcester	6	Significant	Satisfactory	1948

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