Browse All Dams
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Ana Mariaâ Ii Dam Ponce | High Hazard | 40 ft | 1939 | Earth | Puerto Rico |
| Ana Mariaâ V Dam Ponce | High Hazard | 53 ft | 1939 | Earth | Puerto Rico |
| Anamosa Jones | Low Hazard | 12 ft | 1909 | Gravity | Iowa |
| Anamosa State Reformatory Dam Jones | Low Hazard | 19 ft | 1963 | Earth | Iowa |
| Anasagunticook Oxford | Significant Hazard | 11 ft | 1900 | Concrete | Maine |
| Anawalt Lake Dam McDowell | High Hazard | 34 ft | — | Earth | West Virginia |
| Ancel Dam Prince Edward | Unknown | 23 ft | — | Earth | Virginia |
| Ancho Dam A-5a Colfax | Low Hazard | 25 ft | 1996 | Earth | New Mexico |
| Ancho Dam A-6b Colfax | Low Hazard | 27 ft | 1996 | Earth | New Mexico |
| Ancho Dam A-6c Colfax | Low Hazard | 27 ft | 1996 | Earth | New Mexico |
| Ancho Dam A-8 Colfax | Low Hazard | 37 ft | 1997 | Earth | New Mexico |
| Anchor Hot Springs | High Hazard | 208 ft | 1959 | Concrete | Wyoming |
| Anchor Lake Summit | Significant Hazard | — | 1932 | Earth | Utah |
| Anchor Lake Dam Coryell | Low Hazard | 23 ft | 1969 | Earth | Texas |
| Anchor Lake Dam Pearl River | High Hazard | 24 ft | 1965 | Earth | Mississippi |
| Anchors Landing Lower Dam Caldwell | Low Hazard | — | 2001 | Earth | North Carolina |
| Anchors Landing Upper Dam Caldwell | Low Hazard | — | 2001 | Earth | North Carolina |
| Anchor South Dam Beaverhead | High Hazard | 11 ft | 1904 | Earth | Montana |
| Ancora Pond Dam Camden | Significant Hazard | 8 ft | — | Earth | New Jersey |
| Andahl Dam; Ronald & Paul Burleigh | Low Hazard | 24 ft | 1978 | Earth | North Dakota |
| Andale Frd No A-2 Sedgwick | High Hazard | 18 ft | 1963 | Earth | Kansas |
| Andersen Dam Harrison | Low Hazard | 27 ft | 2001 | Earth | Iowa |
| Andersen Farms Dam Dakota | Low Hazard | 34 ft | 2005 | Earth | Nebraska |
| Anders Lake Dam Amite | Low Hazard | 18 ft | — | Earth | Mississippi |
| Anderson Santa Clara | High Hazard | 240 ft | 1950 | Rockfill | California |
| Anderson McClain | Low Hazard | 30 ft | — | — | Oklahoma |
| Anderson Carbon | Low Hazard | 28 ft | 1931 | Earth | Wyoming |
| Anderson Graham | Low Hazard | 10 ft | — | Earth | Arizona |
| Anderson Routt | Low Hazard | 17 ft | 1906 | Earth | Colorado |
| Anderson Barron | Low Hazard | 12 ft | 1868 | Gravity | Wisconsin |
| Anderson #1 Mellette | Low Hazard | 45 ft | 1956 | Earth | South Dakota |
| Anderson #1 Mesa | Significant Hazard | 26 ft | 1963 | Earth | Colorado |
| Anderson 1 Meade | Low Hazard | 14 ft | 1940 | Earth | South Dakota |
| Anderson #10 Harper | Low Hazard | 26 ft | — | — | Oklahoma |
| Anderson #11 Harper | Low Hazard | 31 ft | 1960 | — | Oklahoma |
| Anderson #12 Harper | Low Hazard | 32 ft | 1959 | — | Oklahoma |
| Anderson #1 Dam Forsyth | Low Hazard | 19 ft | 1955 | Earth | Georgia |
| Anderson #2 Mesa | Significant Hazard | 23 ft | 1974 | Earth | Colorado |
| Anderson #2 Mellette | Low Hazard | 28 ft | 1957 | Earth | South Dakota |
| Anderson # 2 Lake Dam (Lower) Forsyth | Low Hazard | 21 ft | 1960 | Earth | Georgia |
| Anderson #5 Harper | Low Hazard | 26 ft | — | — | Oklahoma |
| Anderson 5 Meade | Low Hazard | 16 ft | 1945 | Earth | South Dakota |
| Anderson #6 Harper | Low Hazard | 35 ft | 1967 | — | Oklahoma |
| Anderson #6 Mesa | Low Hazard | 18 ft | 1929 | Earth | Colorado |
| Anderson #7 Harper | Low Hazard | 42 ft | 1968 | — | Oklahoma |
| Anderson #8 Harper | Low Hazard | 36 ft | 1960 | — | Oklahoma |
| Anderson Brothers #1 Mesa | Low Hazard | 23 ft | 1940 | Earth | Colorado |
| Anderson Catfish Pond Dam Yazoo | Low Hazard | 20 ft | — | Earth | Mississippi |
| Anderson Cottonwood Shasta | Low Hazard | 24 ft | 1917 | Buttress | California |
| Anderson Creek Clearfield | High Hazard | 42 ft | 1903 | Earth | Pennsylvania |