Dams in Worcester County, Massachusetts
389Total Dams
98High Hazard
216Significant
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Wachusett Reservoir Dam | High | Satisfactory | 114 | Water Supply | 1906 |
| Wachusett Reservoir North Dike | High | Satisfactory | 85 | Water Supply | 1904 |
| Lovell Reservoir Dam | High | Fair | 84 | Water Supply | 1929 |
| Sudbury Reservoir Dam | High | Satisfactory | 77 | Water Supply | 1899 |
| Westville Dam | High | Not Available | 72 | Flood Risk Reduction | 1962 |
| Moose Hill Reservoir Dam | High | Satisfactory | 71 | Flood Risk Reduction | 1980 |
| Pine Hill Reservoir Dam | High | Fair | 70 | Water Supply | 1924 |
| Barre Falls Dam | High | Not Available | 69 | Flood Risk Reduction | 1958 |
| Lynde Brook Reservoir Dam | High | Satisfactory | 61 | Water Supply | 1876 |
| Cohasse Brook Reservoir Dam | High | Satisfactory | 60 | Water Supply | 1967 |
| Tully Dam | High | Not Available | 59 | Flood Risk Reduction | 1949 |
| Holden Reservoir Dam No. 2 | High | Satisfactory | 57 | Water Supply | 1900 |
| East Brimfield Dam | High | Not Available | 53 | Flood Risk Reduction | 1960 |
| Bickford Pond Dam | High | Fair | 51 | Water Supply | 1971 |
| Perley Brook Reservoir Dam | High | Satisfactory | 50 | Water Supply | 1962 |
| Birch Hill Dam - Winchenden Dike | High | Not Available | 49 | Flood Risk Reduction | 1942 |
| Barre Falls Dam - Dike 3 | High | Not Available | 48 | Flood Risk Reduction | 1958 |
| West Hill Dam - Dike D | High | Not Available | 48 | Flood Risk Reduction | 1961 |
| Holden Reservoir Dam No. 1 | High | Fair | 47 | Water Supply | 1883 |
| Mare Meadow Reservoir Dam | High | Fair | 47 | Water Supply | 1955 |
| Lester G. Ross Dam | High | Satisfactory | 46 | Flood Risk Reduction | 1974 |
| Quinapoxet Reservoir Dam | High | Satisfactory | 45 | Water Supply | 1953 |
| Wachusett Reservoir South Dike | High | Satisfactory | 45 | Water Supply | 1906 |
| Overlook Reservoir Dam | High | Poor | 41 | 1871 | |
| Scott Reservoir Dam | High | Poor | 40 | Water Supply | 1875 |
| Kendall Reservoir Dam | High | Fair | 39 | Water Supply | 1911 |
| Crocker Pond Dam | High | Satisfactory | 39 | Hydroelectric | 1933 |
| Kettle Brook Reservoir No. 3 Dam | High | Fair | 38 | Water Supply | 1902 |
| Barre Falls Dam - Dike 2 | High | Not Available | 38 | Flood Risk Reduction | 1958 |
| Fall Brook Reservoir Dam And Dike | High | Poor | 37 | Water Supply | 1896 |
| Kettle Brook Reservoir No. 4 Dam | High | Satisfactory | 36 | Water Supply | 1904 |
| Sugden Reservoir Dam | High | Satisfactory | 34 | Recreation | 1882 |
| Whitin Reservoir Dam | High | Satisfactory | 33 | Recreation | 1854 |
| Stiles Lake Dam | High | Satisfactory | 32 | Recreation | 1865 |
| Westminster Reservoir Dam | High | Fair | 31 | Other | 1909 |
| Stevens Pond Dam | High | Poor | 30 | Recreation | 1864 |
| Glen Echo Lake Dam | High | Satisfactory | 30 | Recreation | 1956 |
| Hodges Village Dam - Dike 1 | High | Not Available | 30 | Flood Risk Reduction | 1959 |
| Eddy Pond Dam | High | Fair | 29 | Recreation | 1920 |
| Kettle Brook Reservoir No. 2 Dam | High | Satisfactory | 28 | Water Supply | 1903 |
| Snows Mill Pond Dam | High | Satisfactory | 28 | Other | |
| Manchaug Pond Dam | High | Fair | 28 | Recreation | 1836 |
| Whitney Pond Dam | High | Poor | 27 | Recreation | 1880 |
| Lovell Reservoir Dike | High | Satisfactory | 27 | Water Supply | 1929 |
| Upper Stoneville Reservoir Dam | High | Satisfactory | 27 | Recreation | |
| Notown Reservoir Dam | High | Fair | 26 | Water Supply | 1876 |
| Ramshorn Pond Dam | High | Satisfactory | 25 | Recreation | 1825 |
| Notown Reservoir Dike | High | Fair | 25 | Water Supply | 1876 |
| Green Hill Pond Dam | High | Satisfactory | 25 | Recreation | 1850 |
| Rice City Pond Dam | High | Fair | 25 | Recreation | 1880 |
| Wyman Pond Compensating Reservoir Dam | High | Fair | 25 | Recreation | 1892 |
| Lake Samoset Dam | High | Satisfactory | 24 | Recreation | |
| Lower Merino Pond Dam | High | Fair | 24 | Recreation | 1850 |
| Hovey Pond Dam | High | Satisfactory | 23 | 1870 | |
| Kettle Brook Reservoir No. 1 Dam | High | Satisfactory | 23 | Water Supply | 1896 |
| Brick City Mill Pond Dam | High | Unsatisfactory | 23 | Recreation | |
| Hop Brook Dam | High | Satisfactory | 23 | Flood Risk Reduction | 1962 |
| Barre Falls Dam - Dike 1 | High | Not Available | 23 | Flood Risk Reduction | 1958 |
| Lake Wampanoag Dam | High | Fair | 22 | Other | |
| Greenville Pond Dam | High | Fair | 22 | Flood Risk Reduction | 1912 |
| Overlook Reservoir Dike | High | Fair | 22 | 1871 | |
| Cold Harbor Brook Dam | High | Satisfactory | 22 | Flood Risk Reduction | 1962 |
| Coes Reservoir Dam | High | Satisfactory | 21 | Recreation | 1865 |
| Lake Shirley Dam | High | Satisfactory | 21 | Recreation | 1852 |
| Winnekeag Lake Dam | High | Fair | 21 | Recreation | 1878 |
| Rochdale Pond Dam | High | Poor | 20 | Recreation | |
| Rockwell Pond Dam | High | Fair | 20 | Recreation | 1900 |
| Lake Watatic Dam | High | Fair | 20 | Recreation | 1955 |
| Upper Merino Pond Dam | High | Fair | 20 | Water Supply | |
| George H. Nichols Multipurpose Dam | High | Satisfactory | 20 | Flood Risk Reduction | 1969 |
| Fisherville Pond Dam | High | Poor | 19 | Flood Risk Reduction | 1882 |
| Wrights Reservoir Dam | High | Satisfactory | 18 | Flood Risk Reduction | 1965 |
| Lake Whittemore Dam | High | Satisfactory | 18 | Recreation | |
| Linwood Pond Dam | High | Satisfactory | 18 | Recreation | 1865 |
| Hickory Hills Lake Dam | High | Satisfactory | 18 | Recreation | |
| Chimney Pond Dam | High | Unsatisfactory | 18 | Recreation | |
| Lake Maspenock Dam | High | Fair | 18 | Recreation | 1901 |
| Buffumville Dam - Pierpoint Meadow Pond Dike | High | Not Available | 18 | Flood Risk Reduction | 1958 |
| Lynde Brook Reservoir Dike | High | Fair | 17 | Water Supply | 1876 |
| Dark Brook Reservoir Dam | High | Satisfactory | 17 | Recreation | 1950 |
| Bickford Pond Dike | High | Satisfactory | 17 | Water Supply | 1971 |
| Moulton Pond Dam | High | Unsatisfactory | 16 | Recreation | |
| Lake Monomonac Dam | High | Fair | 16 | Recreation | |
| Rivulet Village Pond Dam | High | Fair | 16 | Recreation | |
| Cowee Pond Dam | High | Fair | 15 | Water Supply | 1900 |
| Lower Stoneville Pond Dam | High | Fair | 15 | Recreation | 1904 |
| Barre Reservoir Dam & Dike | High | Poor | 15 | Recreation | |
| Red Dam | High | Satisfactory | 15 | Recreation | |
| Pierce Pond Dam | High | Fair | 15 | Recreation | 1911 |
| Cook's Pond Dam | High | Fair | 15 | Recreation | 1830 |
| Patch Pond Dam | High | Unsatisfactory | 14 | Recreation | |
| Lower Naukeag Lake Dam | High | Fair | 14 | Recreation | 1900 |
| Muzzy Meadow Dam | High | Satisfactory | 13 | Recreation | |
| Pratts Pond Dam | High | Fair | 12 | Recreation | |
| Dark Brook Reservoir Dike A | High | Satisfactory | 11 | Recreation | 1950 |
| Eagle Lake Dam | High | Fair | 10 | Recreation | 1938 |
| Patch Reservoir Dam | High | Satisfactory | 8 | Recreation | 1896 |
| Brierly Pond Dike | High | Poor | 8 | Recreation | |
| Highland Commons Pond B Dam & Dike | Significant | Satisfactory | 50 | Flood Risk Reduction | 2010 |
| Southbridge Reservoir No. 5 Dam | Significant | Satisfactory | 38 | Water Supply | 1938 |
| Ware River Diversion Dam | Significant | Satisfactory | 38 | Flood Risk Reduction | 1910 |
| Horse Pond Dam | Significant | Satisfactory | 38 | Flood Risk Reduction | 1964 |
| Horse Pond Dam | Significant | Satisfactory | 34 | Water Supply | |
| Carpenter Reservoir Dam | Significant | Satisfactory | 32 | Water Supply | 1888 |
| Simonds Pond Dam | Significant | Satisfactory | 32 | Water Supply | |
| Reservoir No. 4 Dam | Significant | Satisfactory | 30 | Water Supply | 1965 |
| Heywood Reservoir Dam | Significant | Poor | 28 | 1926 | |
| Crescent Street | Significant | Satisfactory | 28 | Hydroelectric | 1900 |
| Sucker Brook Dam | Significant | Satisfactory | 27 | Flood Risk Reduction | |
| Kittredge Dam | Significant | Satisfactory | 27 | Flood Risk Reduction | 1964 |
| Lee Pond Dam | Significant | Fair | 26 | Recreation | 1880 |
| Lancaster Mill Pond Dam | Significant | Fair | 26 | Recreation | |
| Lamberton Brook Dam | Significant | Satisfactory | 26 | Flood Risk Reduction | 1965 |
| Thompson Pond Dam | Significant | Poor | 25 | Recreation | |
| Morse Reservoir Dam | Significant | Satisfactory | 25 | Water Supply | |
| Brewer Brook Dam | Significant | Satisfactory | 25 | Flood Risk Reduction | 1964 |
| Southbridge Reservoir No. 3 Dam | Significant | Satisfactory | 24 | Water Supply | 1894 |
| Wildwood Lake Dam | Significant | Fair | 23 | Water Supply | 1963 |
| Lake Lashaway Dam | Significant | Fair | 23 | Recreation | 1926 |
| Doane Pond Dam | Significant | Fair | 23 | Water Supply | 1938 |
| Factory Village Pond Dam | Significant | Unsatisfactory | 23 | Recreation | |
| Mctaggarts Pond Dam | Significant | Unsatisfactory | 22 | Recreation | 1928 |
| Upper Tucker Pond South Dam | Significant | Poor | 22 | Recreation | |
| South Barre Mill Pond | Significant | Satisfactory | 22 | Hydroelectric | 1981 |
| Whitehall Pond Dam | Significant | Poor | 22 | Recreation | |
| Slaters Pond Dam | Significant | Satisfactory | 22 | Recreation | 2004 |
| Unionville Pond Dam | Significant | Fair | 21 | Recreation | 1909 |
| Lensdale Pond Dam | Significant | Fair | 21 | Other | |
| Woodbury Pond Dam | Significant | Poor | 20 | Recreation | 1900 |
| Partridgeville Pond Dam | Significant | Satisfactory | 20 | Recreation | 1938 |
| Falulah Reservoir Dam | Significant | Poor | 20 | Water Supply | 1883 |
| Larner Pond Dam | Significant | Fair | 20 | Recreation | 1830 |
| Lower Gore Pond Dam | Significant | Poor | 20 | Other | |
| Russell Harrington Mill Pond Dam | Significant | Satisfactory | 20 | Fire Protection, Stock, Or Small Fish Pond | 1917 |
| Parker Pond Dam | Significant | Fair | 20 | Recreation | |
| Worcester Diversion Levee System | Significant | Satisfactory | 20 | Flood Risk Reduction | 1960 |
| Old Grist Mill Pond Dam | Significant | Fair | 19 | Recreation | 1953 |
| Mill Pond No. 1 Dam | Significant | Fair | 19 | 1876 | |
| Pleasant Falls Mill Pond Dam | Significant | Satisfactory | 19 | Other | 1895 |
| Hopedale Pond Dam | Significant | Fair | 19 | Recreation | |
| Mossy Pond Dam | Significant | Poor | 18 | Recreation | 1876 |
| Whitney Pond Dam | Significant | Poor | 18 | ||
| Sutton Falls Dam | Significant | Fair | 18 | Recreation | 1900 |
| Naultaug Brook Pond Dam | Significant | Fair | 18 | Recreation | |
| Comins Pond Dam | Significant | Fair | 18 | Recreation | 1957 |
| Allen Mill Pond Dam | Significant | Fair | 18 | Recreation | |
| Southbridge Reservoir No. 4 Dam | Significant | Satisfactory | 18 | Water Supply | 1906 |
| New Pond Dam | Significant | Fair | 18 | Recreation | |
| Douglas Mill Pond Dam | Significant | Poor | 18 | Recreation | |
| Old Mill Pond Dam | Significant | Poor | 18 | Recreation | |
| Granite Lake Dam | Significant | Satisfactory | 18 | Recreation | 1924 |
| Cooley Hill Reservoir Dam | Significant | Poor | 18 | Recreation | 1887 |
| Singletary Pond Dam | Significant | Fair | 17 | Recreation | |
| Blackstone River Dam | Significant | Poor | 17 | ||
| Buffumville Pond Dam | Significant | Poor | 17 | Recreation | |
| Day Street Dam | Significant | Satisfactory | 17 | Recreation | 1900 |
| Caprons Pond Dam, Canal And Gates | Significant | Fair | 17 | Recreation | |
| Indian Lake Dam | Significant | Fair | 17 | Flood Risk Reduction | 1920 |
| Holbrook Mill Pond Dam | Significant | Poor | 16 | ||
| Silver Lake Dam | Significant | Fair | 16 | Recreation | 1896 |
| Diversion Dam | Significant | Fair | 16 | Recreation | |
| Wetmore Pond Dam | Significant | Poor | 16 | Recreation | |
| Lackey Pond Dam | Significant | Satisfactory | 16 | Fish and Wildlife Pond | 2000 |
| Crow Hills Pond Dam | Significant | Satisfactory | 16 | Recreation | 1937 |
| Burncoat Pond Dam | Significant | Fair | 16 | Recreation | |
| Lower Meadow Pond Dam | Significant | Fair | 16 | ||
| Upper Sawmill Pond Dam | Significant | Fair | 16 | 1850 | |
| Eames Mill Pond Dam | Significant | Satisfactory | 16 | Recreation | 1747 |
| Noyes Pond Dam | Significant | Satisfactory | 16 | Recreation | 1920 |
| Upper Tucker Pond East Dam | Significant | Poor | 16 | Recreation | |
| James Pond Dam | Significant | Satisfactory | 16 | Recreation | 1851 |
| Clark Reservoir Dam | Significant | Poor | 16 | Recreation | 1920 |
| Secret Lake Dam | Significant | Fair | 16 | Recreation | |
| Rawson Hill Brook Dam | Significant | Satisfactory | 16 | Flood Risk Reduction | 1963 |
| Fitch Basin Dam | Significant | Poor | 15 | 1928 | |
| Upper Lynde Basin Dam | Significant | Poor | 15 | 1924 | |
| Northborough Reservoir Dam | Significant | Poor | 15 | Water Supply | |
| Leesville Pond Dam | Significant | Fair | 15 | Recreation | 1830 |
| Brigham Pond Dam | Significant | Unsatisfactory | 15 | Recreation | 1872 |
| Upper Westborough Reservoir Dam | Significant | Fair | 15 | Water Supply | 1887 |
| Webster Lake Dam | Significant | Fair | 15 | Recreation | 1957 |
| Fiske Mill Pond Dam | Significant | Poor | 15 | Water Supply | 1900 |
| Pondville Pond Dam | Significant | Fair | 15 | Recreation | 1875 |
| Smith Mill Pond Dam | Significant | Fair | 15 | Recreation | |
| Coes Lower Pond Dam | Significant | Fair | 15 | Recreation | 1865 |
| Old Mill Pond Dam | Significant | Satisfactory | 15 | Flood Risk Reduction | 1800 |
| Lake Ripple Dam | Significant | Satisfactory | 15 | Recreation | 1982 |
| Cedar Meadow Pond Dam | Significant | Fair | 15 | Recreation | 1924 |
| Lowes Pond Dam | Significant | Unsatisfactory | 15 | Recreation | |
| Dawson Pond Dam | Significant | Fair | 15 | Recreation | 1960 |
| Meetinghouse Pond Reservoir Dam | Significant | Fair | 15 | Water Supply | 1893 |
| Robinson Pond Dam | Significant | Poor | 15 | Recreation | 1838 |
| Haynes Reservoir Dam | Significant | Fair | 15 | Water Supply | |
| Mirror Lake Dam | Significant | Satisfactory | 15 | Recreation | 1913 |
| Buck Hill Conservation Dam | Significant | Fair | 15 | Recreation | 1969 |
| Barrett Park Pond Dam | Significant | Unsatisfactory | 15 | Recreation | |
| Sargent Pond Dam | Significant | Satisfactory | 15 | Recreation | |
| West River Pond Dam | Significant | Poor | 15 | Recreation | 1920 |
| Gaston Pond Dam | Significant | Unsatisfactory | 14 | Recreation | 1915 |
| Bartlett Pond Dam | Significant | Unsatisfactory | 14 | Recreation | |
| Bents Pond Dam | Significant | Poor | 14 | Recreation | 1900 |
| Edget's Pond Dam | Significant | Poor | 14 | ||
| Lower Sibley Pond Dam | Significant | Poor | 14 | Recreation | |
| Curtis Ponds Dam | Significant | Satisfactory | 14 | Recreation | 1837 |
| Whitin Pond Dam | Significant | Poor | 14 | Flood Risk Reduction | 1900 |
| Perryville Pond Dam | Significant | Fair | 13 | Recreation | 1870 |
| Parsons Reservoir Dam | Significant | Fair | 13 | Recreation | |
| Irish Dam | Significant | Fair | 13 | Recreation | |
| Greenes Pond Dam | Significant | Poor | 13 | Recreation | 1925 |
| Mill Pond Dam | Significant | Poor | 13 | ||
| Lac Marie Dam | Significant | Satisfactory | 13 | Recreation | |
| Dunn Pond Dam | Significant | Satisfactory | 13 | Recreation | 1934 |
| Eames Pond Dam | Significant | Poor | 13 | Recreation | |
| Lake Ellis Dam | Significant | Fair | 13 | Recreation | 1852 |
| Howe Mill Pond Dam | Significant | Fair | 13 | Recreation | |
| Old Mill Pond Dam | Significant | Poor | 13 | ||
| Louisa Lake Dam | Significant | Satisfactory | 13 | Recreation | 1900 |
| Mount Pleasant Pond Dam | Significant | Fair | 13 | Irrigation | 1967 |
| Salisbury Pond Dam | Significant | Satisfactory | 13 | Recreation | 1953 |
| West End Beagle Club Dam | Significant | Fair | 13 | Recreation | 1961 |
| Coachlace Pond Dam | Significant | Fair | 13 | Recreation | 1846 |
| Old Duck Pond Dam | Significant | Poor | 12 | ||
| Mill Pond Dam | Significant | Fair | 12 | Other | 1795 |
| Echo Lake Dam | Significant | Fair | 12 | Recreation | 2013 |
| Upper Reservoir Dam | Significant | Fair | 12 | Recreation | |
| Spindleville Pond Dam | Significant | Fair | 12 | Recreation | |
| Hayes Pond Dam | Significant | Poor | 12 | Recreation | |
| Bear Brook Dam | Significant | Fair | 12 | Flood Risk Reduction | |
| Quinsigamond Pond Dam | Significant | Poor | 12 | Recreation | 1896 |
| Hatchet Pond Dam | Significant | Satisfactory | 12 | Water Supply | |
| Ridgely Pond Dam | Significant | Fair | 12 | Recreation | |
| Demond Pond Dam | Significant | Fair | 12 | Recreation | |
| Bartlett Pond Dam | Significant | Satisfactory | 12 | Other | 1850 |
| Upper Sibley Pond Dam | Significant | Poor | 12 | Recreation | |
| Newton Pond Dam | Significant | Satisfactory | 12 | Recreation | 1949 |
| Sportsmans Pond Dam | Significant | Fair | 12 | Recreation | 1898 |
| Swans Pond Dam | Significant | Fair | 12 | Irrigation | 1848 |
| Pond 1 Dam | Significant | Fair | 12 | Recreation | 1974 |
| Pratt's Pond Dam | Significant | Fair | 11 | Recreation | |
| Dorothy Pond Dam | Significant | Fair | 11 | Recreation | 1825 |
| Cranberry Meadow Pond Dam | Significant | Poor | 11 | Recreation | 1939 |
| Waite Pond Dam | Significant | Poor | 11 | Recreation | |
| Number One Pond Dam | Significant | Poor | 11 | Other | |
| Howe Reservoir Dam | Significant | Fair | 11 | Recreation | |
| Prindle Lake Dam | Significant | Satisfactory | 11 | Recreation | 1952 |
| Paradise Pond Dam | Significant | Fair | 11 | Recreation | |
| Wheeler Pond Dam | Significant | Unsatisfactory | 11 | Recreation | |
| Asnebumskit Pond Dam | Significant | Fair | 11 | Water Supply | 1950 |
| Assabet River Dam | Significant | Fair | 11 | Other | |
| Round Meadow Pond Dam | Significant | Fair | 11 | Other | 1951 |
| Town Farm Pond Dam | Significant | Fair | 11 | Recreation | |
| Southwick Lower Pond Dam | Significant | Poor | 11 | Recreation | |
| Little Nugget Lake Dam | Significant | Satisfactory | 11 | Recreation | |
| Sawmill Pond Dam | Significant | Fair | 11 | Recreation | |
| Upper Crow Hills Pond Dam | Significant | Fair | 11 | Recreation | 1956 |
| Connor Pond Dam | Significant | Fair | 11 | Recreation | 1968 |
| Hycrest Farm Pond Dam | Significant | Satisfactory | 11 | Recreation | 1949 |
| Wallace Pond Dam | Significant | Poor | 11 | Recreation | |
| South Athol Pond Dam | Significant | Satisfactory | 11 | Recreation | |
| Current Meter Pond Dam | Significant | Poor | 11 | Other | 1908 |
| Lake Hiawatha Dam | Significant | Satisfactory | 10 | Recreation | 2007 |
| Bucks Pond Dam | Significant | Fair | 10 | ||
| Ironstone Reservoir Dam | Significant | Poor | 10 | Recreation | 1928 |
| Mossy Pond Dike | Significant | Poor | 10 | Recreation | 1847 |
| Peter Pond Dam | Significant | Fair | 10 | Water Supply | 1925 |
| Summit Pond Dam | Significant | Fair | 10 | Recreation | |
| Windle Pond Dam | Significant | Poor | 10 | ||
| Lower Sandra Pond Dam | Significant | Fair | 10 | Water Supply | 1991 |
| Rail Road Pond Dam | Significant | Poor | 10 | Other | |
| Brierly Pond Main Dam | Significant | Poor | 10 | Recreation | |
| Chaffin Pond Dam | Significant | Poor | 10 | Water Supply | 1894 |
| Cedar Pond Dam | Significant | Fair | 9 | Recreation | 1876 |
| Carter Pond Dam | Significant | Satisfactory | 9 | Recreation | 1924 |
| Queen Lake Dam | Significant | Satisfactory | 9 | Recreation | 1824 |
| Bare Hill Pond Dam | Significant | Fair | 9 | Recreation | 1837 |
| Mahoney Pond Dam | Significant | Fair | 9 | Recreation | 1964 |
| Ramsdall Pond Dam | Significant | Poor | 9 | ||
| Asnacomet Pond Dam | Significant | Fair | 9 | Recreation | |
| Bates Power Reservoir Dam | Significant | Poor | 9 | Recreation | 1846 |
| Baldwin Water Supply Dam | Significant | Poor | 9 | ||
| Alum Pond Dam | Significant | Fair | 9 | Recreation | |
| Wayside Pond Dam | Significant | Unsatisfactory | 8 | Flood Risk Reduction | 1964 |
| Adams Pond Dam | Significant | Poor | 8 | Recreation | 2014 |
| Stocking Mill Dam | Significant | Poor | 8 | Recreation | |
| Upper Naukeag Lake Dam | Significant | Satisfactory | 8 | Water Supply | 1875 |
| Schoolhouse Pond Dam | Significant | Poor | 8 | Recreation | |
| Riley Pond Dam | Significant | Fair | 8 | Recreation | |
| Dean Pond Dam | Significant | Satisfactory | 8 | Recreation | |
| Stump Pond Dam | Significant | Poor | 8 | Recreation | 1900 |
| Cedar Swamp Pond Dam | Significant | Fair | 8 | Recreation | 1939 |
| Carpenter Pond Dam | Significant | Poor | 8 | Recreation | |
| Greenwood Pond Dam | Significant | Satisfactory | 8 | Recreation | |
| Harvard Pond Dam | Significant | Fair | 8 | Recreation | |
| Kendall Reservoir Lower Basin Dam | Significant | Satisfactory | 8 | Water Supply | 1911 |
| Burnshirt River Dam | Significant | Fair | 8 | Fish and Wildlife Pond | |
| Hobbys Pond Dam | Significant | Poor | 7 | Recreation | |
| Adams Pond Dam | Significant | Fair | 7 | Recreation | |
| Cusky Pond Dam | Significant | Unsatisfactory | 7 | Recreation | |
| Ellis Pond Dam | Significant | Fair | 7 | Recreation | 1990 |
| Mckinstry Pond Dam | Significant | Poor | 7 | Recreation | |
| Recreation Pond Dam | Significant | Satisfactory | 7 | Recreation | |
| Browning Pond Road Dam | Significant | Satisfactory | 7 | Recreation | |
| Mill Brook Canal Dam | Significant | Fair | 7 | ||
| Sylvestri Pond Dam | Significant | Fair | 7 | Recreation | |
| Pond 3 Dam | Significant | Fair | 7 | Recreation | |
| Graves Pond Dam | Significant | Satisfactory | 7 | Recreation | 1970 |
| Minott Pond Dam | Significant | Unsatisfactory | 7 | Recreation | |
| Lambs Pond Dam | Significant | Satisfactory | 6 | ||
| Dunn Brook Pond Dam | Significant | Fair | 6 | Other | |
| Gore Pond Dam | Significant | Poor | 6 | ||
| Wee Laddie Pond Dam | Significant | Satisfactory | 6 | Recreation | 1974 |
| Cresticon Lower | Significant | Satisfactory | 6 | Hydroelectric | 1948 |
| Maple Spring Pond Dam | Significant | Fair | 6 | Recreation | 1885 |
| Wachusett Lake Dam | Significant | Fair | 4 | Flood Risk Reduction | 1905 |
| East Branch Swift Regulating Dam | Low | Fair | 32 | Water Supply | |
| Reservoir No. 5 Dam | Low | Satisfactory | 31 | Water Supply | 1900 |
| Newton Reservoir Dam | Low | Fair | 30 | Recreation | 1903 |
| Carpenter Reservoir Dike | Low | Poor | 28 | Water Supply | 1888 |
| Gauco Pond Dam | Low | Unsatisfactory | 28 | 1975 | |
| Thousand Acre Reservoir Dam | Low | Fair | 27 | 1939 | |
| Waste Water Treatment Plant Dam | Low | Fair | 26 | Recreation | |
| Cogan Pond Dam | Low | Poor | 25 | Recreation | |
| Lake Rohunta Dam | Low | Satisfactory | 24 | Recreation | 1943 |
| Goodfellow Pond Dam | Low | Poor | 24 | Water Supply | 1920 |
| Gates Pond Dam | Low | Fair | 21 | Water Supply | 1915 |
| Bartlett Pond Dam | Low | Fair | 19 | Recreation | 1885 |
| West Warren Mill Pond Dam | Low | Fair | 19 | Water Supply | 1900 |
| Duck Mill Dam | Low | Poor | 18 | 1937 | |
| Wheelwright Pond Dam | Low | Poor | 17 | ||
| Williamsville Pond Dam South | Low | Poor | 17 | Recreation | |
| Brown Pond Dam | Low | Fair | 16 | Recreation | 1900 |
| Reservoir No. 6 Dam | Low | Fair | 16 | Water Supply | 1905 |
| Wallis Pond Dam | Low | Poor | 16 | Recreation | |
| Brooks Pond Dam | Low | Fair | 16 | Recreation | 1939 |
| Delaney Complex E Bolton Dam | Low | Satisfactory | 16 | Flood Risk Reduction | 1971 |
| Wallace Pond Dam | Low | Satisfactory | 15 | Flood Risk Reduction | 1950 |
| Stodge Meadow Pond Dam | Low | Fair | 15 | Recreation | 1863 |
| Hunts Pond | Low | Satisfactory | 15 | Hydroelectric | 1936 |
| Cournoyer Pond Dam | Low | Satisfactory | 14 | Recreation | |
| Gilboa Pond Dam | Low | Satisfactory | 14 | Water Supply | |
| Arnold Pond Dam | Low | Poor | 14 | Recreation | 1900 |
| White Pond Dam | Low | Satisfactory | 14 | Recreation | 1923 |
| Upper Meadow Pond Dam And Dike | Low | Fair | 14 | Water Supply | 1961 |
| Taft Pond Dam | Low | Poor | 13 | Recreation | |
| Riceville Pond Dam | Low | Fair | 13 | Recreation | 1950 |
| Blackstone River Saranac Dam At Canal Street | Low | Fair | 13 | Recreation | 1910 |
| North Village Pond | Low | Satisfactory | 13 | Hydroelectric | 1914 |
| Quinebaug River Pond Dam | Low | Satisfactory | 13 | Hydroelectric | 1919 |
| Lee Reservoir Dam | Low | Satisfactory | 12 | Recreation | |
| Williamsville Pond Dam North | Low | Poor | 12 | Recreation | |
| Putnam Pond Dam | Low | Satisfactory | 12 | Recreation | |
| Edson Pond Dam | Low | Poor | 12 | Recreation | 1960 |
| Lovewell Pond Dam | Low | Fair | 12 | Recreation | |
| Streeter Pond Dam | Low | Poor | 12 | Water Supply | 1920 |
| Sunset Lake Dam | Low | Satisfactory | 12 | Recreation | 1900 |
| Tupperware | Low | Satisfactory | 12 | Hydroelectric | 1904 |
| Cresticon Upper | Low | Satisfactory | 12 | Hydroelectric | 1931 |
| Crocker Fish Pond Dam | Low | Fair | 12 | Recreation | |
| Jones Pond Dam | Low | Poor | 11 | Recreation | 1930 |
| Patrill Hollow Pond Dam | Low | Unsatisfactory | 11 | Recreation | |
| Snow Pond Dam | Low | Fair | 10 | Recreation | |
| Stuart Pond Dam | Low | Poor | 10 | Recreation | 1928 |
| Walker Pond Dam | Low | Poor | 10 | Recreation | 1957 |
| Otter River Dam | Low | Poor | 10 | Other | 1946 |
| Pikes Pond Dam | Low | Fair | 10 | Recreation | 1999 |
| Marble Pond Dam | Low | Fair | 10 | Recreation | 1985 |
| Powder Mill | Low | Satisfactory | 10 | Hydroelectric | 1908 |
| Tannery Pond | Low | Satisfactory | 10 | Hydroelectric | 1936 |
| Riverdale Mills | Low | Satisfactory | 10 | Hydroelectric | 1957 |
| Morse Pond Dam | Low | Poor | 9 | Recreation | |
| Fish Pond Dam | Low | Poor | 9 | Water Supply | |
| Bourn Hadley Pond Dam | Low | Poor | 9 | Recreation | 1940 |
| Burnt Mill Pond Dam | Low | Poor | 9 | Recreation | 1900 |
| Morse Pond Dam | Low | Poor | 9 | Recreation | |
| Betty Pond Dam | Low | Satisfactory | 9 | Recreation | |
| Bemis Pond Dam | Low | Satisfactory | 9 | Recreation | |
| Farm Pond Dam | Low | Poor | 8 | Other | 1900 |
| Wallis Pond Dam | Low | Fair | 8 | Recreation | 1900 |
| Stringer Dam | Low | Fair | 8 | Recreation | 1900 |
| Stoddard Pond Dam | Low | Satisfactory | 8 | Recreation | 1920 |
| Brookhaven Lake Dam | Low | Poor | 8 | Recreation | 1965 |
| Smith Pond Dam | Low | Unsatisfactory | 8 | Recreation | 1928 |
| Davenport Pond Dam | Low | Poor | 7 | Fish and Wildlife Pond | |
| Rocky Pond Road Dam | Low | Poor | 7 | Recreation | 1950 |
| Lake Wickaboag Dam | Low | Satisfactory | 7 | Recreation | 2000 |
| Pine Brook Dam | Low | Fair | 7 | Recreation | 1950 |
| Old Shepard Pond Dam | Low | Fair | 7 | Flood Risk Reduction | |
| Cloverdale Pond Dam | Low | 7 | |||
| Cross Pond Dam | Low | Poor | 7 | Recreation | 1900 |