Dams in Coos, New Hampshire

60
Total Dams
10
High Hazard
16
Significant
84.5 yrs
Avg Age
Hazard Name Height
Dam Name Hazard Height Built Type State
J. Brodie Smith Coos High Hazard 31 ft 1948 Concrete New Hampshire
Lake Gloriette Dike Coos High Hazard 34 ft 1913 Earth New Hampshire
Murphy Dam Coos High Hazard 106 ft 1938 Earth New Hampshire
Stratford Bog Pond Dam Coos High Hazard 16 ft 1934 Earth New Hampshire
Dead River Dam 1 Coos High Hazard 47 ft 1970 Earth New Hampshire
Abeniki Lake Dam Coos High Hazard 40 ft 1900 Earth New Hampshire
Cross Power Coos High Hazard 25 ft 1903 Concrete New Hampshire
First Connecticut Lake Dam Coos High Hazard 56 ft 1930 Earth New Hampshire
Cascade Coos High Hazard 57 ft 1903 Concrete New Hampshire
Lake Gloriette Dam Coos High Hazard 33 ft 1913 Earth New Hampshire
Godfrey Dam Coos Significant Hazard 18 ft 1920 Concrete New Hampshire
Whitefield Lagoon Dam Coos Significant Hazard 32 ft 1984 Earth New Hampshire
Big Brook Bog Dam Coos Significant Hazard 11 ft 1946 Earth New Hampshire
Colebrook Sewage Lagoon Dam Coos Significant Hazard 15 ft 1975 Earth New Hampshire
Moose Falls Dam Coos Significant Hazard 10 ft 1950 Earth New Hampshire
Balsams Wastewater Lagoons Dam Coos Significant Hazard 28 ft 1965 Earth New Hampshire
Groveton Municipal Lagoons Dam Coos Significant Hazard 20 ft 2012 Earth New Hampshire
Mwh Sewage Lagoons Dam Coos Significant Hazard 19 ft 2000 Earth New Hampshire
Balsams Mohawk River Dam Coos Significant Hazard 55 ft — Earth New Hampshire
Mt Carberry Leachate Pond Dam Coos Significant Hazard 5 ft — Earth New Hampshire
Resort Waste Water Lagoon Dam Coos Significant Hazard 15 ft 1987 Earth New Hampshire
Groveton Paper Mill Lagoons Dam Coos Significant Hazard 25 ft 2010 Earth New Hampshire
Faraway Pond Dam Coos Significant Hazard 20 ft 1975 Earth New Hampshire
Cascade Wastewater Lagoon Dam Coos Significant Hazard 13 ft 1975 Earth New Hampshire
Brooklyn Coos Significant Hazard 19 ft 1919 — New Hampshire
Icy Gulch Reservoir Dam Coos Significant Hazard 18 ft 1940 Concrete New Hampshire
Little Bog Pond Dam Coos Low Hazard 18 ft 1930 Earth New Hampshire
Boundary Pond Dam Coos Low Hazard 10 ft 1952 Earth New Hampshire
Lower Trio Pond Dam Coos Low Hazard 11 ft 1936 Earth New Hampshire
First Conn Lake South Bay Dike Coos Low Hazard 14 ft — Earth New Hampshire
York Pond Dam Coos Low Hazard 12 ft 1930 Earth New Hampshire
Shelburne Coos Low Hazard 17 ft 1906 Concrete New Hampshire
Gorham Coos Low Hazard 24 ft 1904 Timber Crib New Hampshire
Shehan Pond Dam Coos Low Hazard 25 ft 1960 Earth New Hampshire
Coon Brook Bog Dam Coos Low Hazard 10 ft 1947 Concrete New Hampshire
Pontook Coos Low Hazard 15 ft 1909 Timber Crib New Hampshire
Lake Twotowns Dam Coos Low Hazard 25 ft 1936 Earth New Hampshire
Scott Bog Pond Dam Coos Low Hazard 9 ft 1942 Earth New Hampshire
Gilman Coos Low Hazard 38 ft 1898 Concrete New Hampshire
Phillips Pond Dam Coos Low Hazard 15 ft 1926 Earth New Hampshire
Mud Pond Dam Coos Low Hazard 10 ft 1920 Earth New Hampshire
Weston Coos Low Hazard 20 ft 1987 Timber Crib New Hampshire
Riverside Coos Low Hazard 21 ft 1970 Gravity New Hampshire
Second Connecticut Lake Dam Coos Low Hazard 28 ft 1849 Earth New Hampshire
Canaan Coos Low Hazard 19 ft 1927 Concrete New Hampshire
Israel River Dam Coos Low Hazard 22 ft 1981 Concrete New Hampshire
Errol Coos Low Hazard 25 ft 1887 Other New Hampshire
Sawmill Coos Low Hazard 15 ft 1965 Concrete New Hampshire
Lime Pond Dam Coos Low Hazard 10 ft 1934 Concrete New Hampshire
East Inlet Dam Coos Low Hazard 13 ft 1900 Concrete New Hampshire