Low Hazard Dams
No probable loss of human life and low economic/environmental losses expected.
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Alexanders Lake East Dam Rockdale | Low Hazard | 25 ft | 1956 | Earth | Georgia |
| Alexanders Lake West Dam Rockdale | Low Hazard | 21 ft | 1951 | Earth | Georgia |
| Alex Crawford Hale | Low Hazard | 11 ft | 1980 | Earth | Alabama |
| Alex Faulkner Lake Dam Choctaw | Low Hazard | 12 ft | — | Earth | Mississippi |
| Alex Krischen Perkins | Low Hazard | 18 ft | 1951 | Earth | South Dakota |
| Alex Krischen Perkins | Low Hazard | 20 ft | 1951 | Earth | South Dakota |
| Alex Porter Dam Mecklenburg | Low Hazard | — | 2009 | Earth | North Carolina |
| Alex Smith Lake Dam Miller | Low Hazard | — | 1971 | Earth | Arkansas |
| Alex Wilson Lake Dam Copiah | Low Hazard | 15 ft | — | Earth | Mississippi |
| Alford Brothers Lake Dam Franklin | Low Hazard | — | 1955 | Earth | North Carolina |
| Alford Butler Lake Dam Bolivar | Low Hazard | 9 ft | — | Earth | Mississippi |
| Alford Dam Greene | Low Hazard | 28 ft | — | Earth | Mississippi |
| Alford Dam Boyd | Low Hazard | 26 ft | 1980 | Earth | Nebraska |
| Alford Lake Dam Pike | Low Hazard | 23 ft | — | Earth | Mississippi |
| Alford Pond Dam Leon | Low Hazard | 8 ft | 1955 | Earth | Florida |
| Alfred Cowan Corson | Low Hazard | 23 ft | 1940 | Earth | South Dakota |
| Alfred Dam Wayne | Low Hazard | 34 ft | 2005 | Earth | Iowa |
| Alfred Dam Wayne | Low Hazard | 37 ft | 1997 | Earth | Iowa |
| Alfred Hutchinson Lyman | Low Hazard | 26 ft | 1961 | Earth | South Dakota |
| Alfred James Detention Dam Garfield | Low Hazard | 26 ft | 1964 | Earth | Nebraska |
| Alfred J. Burke Dam No.1 Butte | Low Hazard | 23 ft | 1960 | Earth | South Dakota |
| Alfred Jordan #1 Garfield | Low Hazard | 25 ft | 1950 | Earth | Montana |
| Alfred Urban Lyman | Low Hazard | 25 ft | 1963 | Earth | South Dakota |
| Algood Mill Dam Yadkin | Low Hazard | — | — | Concrete | North Carolina |
| Al Howell Pond Dam Darlington | Low Hazard | 15 ft | 1955 | — | South Carolina |
| Alice Falls Clinton | Low Hazard | 80 ft | 1895 | Gravity | New York |
| Alice S Gaskin Dam Aiken | Low Hazard | 18 ft | 1942 | — | South Carolina |
| Alicia Lake Eagle | Low Hazard | 13 ft | 1906 | Earth | Colorado |
| Alitak Cannery Dam #2 Kodiak Island Borough | Low Hazard | 18 ft | 1964 | Earth | Alaska |
| Alitak Cannery Dam #3 Kodiak Island Borough | Low Hazard | — | 1964 | Rockfill | Alaska |
| Alitak Cannery Dam #4 Kodiak Island Borough | Low Hazard | — | 1964 | Rockfill | Alaska |
| Aljundi Pond Adair | Low Hazard | 26 ft | 1998 | Earth | Missouri |
| Al Jurgeson Lake Dam Cass | Low Hazard | 28 ft | 1975 | Earth | Missouri |
| Alkali Creek Park | Low Hazard | 36 ft | 1950 | Earth | Wyoming |
| Alkali Creek Dam Butte | Low Hazard | — | — | Gravity | South Dakota |
| Alkali Creek Dam Bowman | Low Hazard | 18 ft | 1993 | Earth | North Dakota |
| Alkali Dam Natrona | Low Hazard | — | 1967 | Gravity | Wyoming |
| Alkali Dam Fremont | Low Hazard | 35 ft | 1964 | Gravity | Wyoming |
| Alkali Dam Humboldt | Low Hazard | 16 ft | 1941 | Earth | Nevada |
| Alkali Detention Dam Valley | Low Hazard | — | 1958 | Gravity | Montana |
| Alkali Flat Toole | Low Hazard | 25 ft | 1965 | Earth | Montana |
| Alkali Lake Grant | Low Hazard | — | 1950 | Rockfill | Washington |
| Alkali (Nid) Lyman | Low Hazard | 16 ft | 1938 | Earth | South Dakota |
| Alkali (Toole) Toole | Low Hazard | 20 ft | 1907 | Earth | Montana |
| Allan Richland | Low Hazard | 10 ft | 1950 | Earth | Montana |
| Allan #2 Custer | Low Hazard | 24 ft | 1955 | Earth | Montana |
| Allan Baucom Dam Union | Low Hazard | — | 1983 | Earth | North Carolina |
| Allan Meinen Dam Washington | Low Hazard | 24 ft | 1995 | Earth | Texas |
| Allard Dam Macon | Low Hazard | 35 ft | 1997 | Earth | Missouri |
| Allardt Land Co. Fentress | Low Hazard | — | 2001 | Earth | Tennessee |