Significant Hazard Dams
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Bayou Dupont No 20 Natchitoches | Significant Hazard | 26 ft | 1962 | Earth | Louisiana |
| Bayou Dupont No 22 Natchitoches | Significant Hazard | 30 ft | 1959 | Earth | Louisiana |
| Bayou Dupont No 4 Sabine | Significant Hazard | 23 ft | 1961 | Earth | Louisiana |
| Bayou Dupont No 7 Sabine | Significant Hazard | 32 ft | 1961 | Earth | Louisiana |
| Bayou Dupont No 8 Natchitoches | Significant Hazard | 24 ft | 1959 | Earth | Louisiana |
| Bayou Dupont No 9 Natchitoches | Significant Hazard | 22 ft | 1959 | Earth | Louisiana |
| Bayport Reservoir Dam Harris | Significant Hazard | 16 ft | 1975 | Earth | Texas |
| B & B Partnership Farm Lagoon Dam #1 Wayne | Significant Hazard | — | — | Earth | North Carolina |
| B & B Partnership Farm Lagoon Dam #2 Wayne | Significant Hazard | — | — | Earth | North Carolina |
| B.C.Rhyne Lowndes | Significant Hazard | — | 1958 | Earth | Alabama |
| B C Smith Lake Dam White | Significant Hazard | — | 1966 | Earth | Arkansas |
| Beachdale Pond Dam New London | Significant Hazard | 9 ft | — | — | Connecticut |
| Beach Pond Dam New London | Significant Hazard | 12 ft | 1885 | Earth | Connecticut |
| Beacon Hills Village Dam Tompkins | Significant Hazard | 10 ft | 1973 | Earth | New York |
| Beal No 3 Valley | Significant Hazard | 30 ft | 1974 | — | Idaho |
| Beal Reservoir Levee Brazoria | Significant Hazard | 12 ft | 1950 | Earth | Texas |
| Beal Stockwater Dam Buffalo | Significant Hazard | 30 ft | 1949 | Earth | South Dakota |
| Bear Brook Dam Essex | Significant Hazard | 20 ft | 1979 | Earth | New Jersey |
| Bear Brook Dam Worcester | Significant Hazard | 8 ft | — | Masonry | Massachusetts |
| Bear Creek Routt | Significant Hazard | 10 ft | 1966 | Earth | Colorado |
| Bear Creek (Crook) Crook | Significant Hazard | 63 ft | 1984 | Earth | Oregon |
| Bear Creek Dam Jefferson | Significant Hazard | 28 ft | 1922 | Buttress | New York |
| Bear Creek Dam Cumberland | Significant Hazard | 32 ft | 1939 | Earth | Virginia |
| Bear Creek No 1 Allen | Significant Hazard | 17 ft | 1959 | Earth | Louisiana |
| Bear Creek No 2 Allen | Significant Hazard | 14 ft | 1960 | Earth | Louisiana |
| Beard Mill Pond Dam Fairfield | Significant Hazard | 12 ft | — | Earth | Connecticut |
| Beards Creek Dam Strafford | Significant Hazard | 16 ft | 1953 | Earth | New Hampshire |
| Bear Hill Pond Dam Windham | Significant Hazard | 10 ft | — | Masonry | Connecticut |
| Bear Hole Reservoir Dam Hampden | Significant Hazard | 34 ft | 1957 | Earth | Massachusetts |
| Bear Hollow Village, LLC Summit | Significant Hazard | — | — | Earth | Utah |
| Bear Hollow Village, LLC Summit | Significant Hazard | — | — | Earth | Utah |
| Bear Lake Dam Santa Rosa | Significant Hazard | 31 ft | 1959 | Earth | Florida |
| Bear - Pierce - Cedar 5-A Gage | Significant Hazard | 30 ft | 1976 | Earth | Nebraska |
| Bear - Pierce - Cedar 9-D Gage | Significant Hazard | 31 ft | 1972 | Earth | Nebraska |
| Bear Pond Dam A Sussex | Significant Hazard | 16 ft | 1905 | Earth | New Jersey |
| Bear Pond Dam B Sussex | Significant Hazard | 10 ft | 1900 | Earth | New Jersey |
| Bear Swamp Pond Dam Litchfield | Significant Hazard | 7 ft | — | — | Connecticut |
| Bear Valley Sh Alpine | Significant Hazard | 43 ft | 1975 | Earth | California |
| Beaumont Acres Dam Henderson | Significant Hazard | — | — | Earth | North Carolina |
| Beaupres Pond Dam Windham | Significant Hazard | 12 ft | 1952 | Earth | Connecticut |
| Beautiful Run Dam #11 Madison | Significant Hazard | 32 ft | — | Earth | Virginia |
| Beaver Brook Dam New Haven | Significant Hazard | 17 ft | 1897 | Earth | Connecticut |
| Beaver Brook Dam Middlesex | Significant Hazard | 18 ft | — | Masonry | Massachusetts |
| Beaver Brook Pond New London | Significant Hazard | 7 ft | — | — | Connecticut |
| Beaver Creek Dam East Feliciana | Significant Hazard | 32 ft | 2001 | Earth | Louisiana |
| Beaver Creek Dam (Bc-20) Steele | Significant Hazard | 75 ft | 1988 | Earth | North Dakota |
| Beaver Dam Pond Hartford | Significant Hazard | 8 ft | — | Masonry | Connecticut |
| Beaver Dam Pond Dam Sullivan | Significant Hazard | 19 ft | 1820 | Earth | New York |
| Beaver Dam Run Levee Baltimore | Significant Hazard | 15 ft | 1970 | Earth | Maryland |
| Beaverdam-Warrior Creek WCD Dam 4 Laurens | Significant Hazard | 38 ft | 1974 | — | South Carolina |