High Hazard Dams
Loss of human life is likely if the dam fails.
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Brownwood Laterals WS SCS Site 13 Dam Brown | High Hazard | 50 ft | 1968 | Earth | Texas |
| Brownwood Laterals WS SCS Site 15 Dam Brown | High Hazard | 34 ft | 1968 | Earth | Texas |
| Brownwood Laterals WS SCS Site 16a Dam Brown | High Hazard | 40 ft | 1968 | Earth | Texas |
| Brownwood Laterals WS SCS Site 17 Dam Brown | High Hazard | 32 ft | 1968 | Earth | Texas |
| Brownwood Laterals WS SCS Site 19 Dam Brown | High Hazard | 43 ft | 1966 | Earth | Texas |
| Brownwood Laterals WS SCS Site 1 Dam Brown | High Hazard | 57 ft | 1977 | Earth | Texas |
| Brownwood Laterals WS SCS Site 21 Dam Brown | High Hazard | 44 ft | 1966 | Earth | Texas |
| Brownwood Laterals WS SCS Site 22 Dam Brown | High Hazard | 47 ft | 1973 | Earth | Texas |
| Brownwood Laterals WS SCS Site 2a Dam Brown | High Hazard | 37 ft | 1975 | Earth | Texas |
| Brownwood Laterals WS SCS Site 2rev Dam Brown | High Hazard | 61 ft | 1978 | Concrete | Texas |
| Brownwood Laterals WS SCS Site 3 Dam Brown | High Hazard | 83 ft | 1973 | Earth | Texas |
| Brownwood Laterals WS SCS Site 4a Dam Brown | High Hazard | 39 ft | 1975 | Earth | Texas |
| Brownwood Laterals WS SCS Site 4b Dam Brown | High Hazard | 32 ft | 1975 | Earth | Texas |
| Brownwood Laterals WS SCS Site 8 Dam Brown | High Hazard | 52 ft | 1968 | Earth | Texas |
| Broyhill Baptist Children'S Home Pond Dam Haywood | High Hazard | — | — | Earth | North Carolina |
| Broyhill Walking Park Dam Caldwell | High Hazard | — | — | Earth | North Carolina |
| Broz Lake Dam Montgomery | High Hazard | 43 ft | 1975 | Earth | Missouri |
| Bruce Hughes Dam Randolph | High Hazard | — | — | Earth | North Carolina |
| Bruce Lake Dam Greenville | High Hazard | 17 ft | 1948 | — | South Carolina |
| Bruce Park Delta | High Hazard | 58 ft | 1950 | Earth | Colorado |
| Brueschke Dam Dewey | High Hazard | 31 ft | 1933 | Earth | South Dakota |
| Brule Creek 1-A Keith | High Hazard | 51 ft | 1970 | Earth | Nebraska |
| Brule Remote Dike Iron | High Hazard | 10 ft | 1913 | Earth | Wisconsin |
| Brummet Lake Dam (Dry) Crawford | High Hazard | 37 ft | 1972 | Earth | Missouri |
| Brundage Adams | High Hazard | 63 ft | 1936 | — | Idaho |
| Bruning No.1 Mellette | High Hazard | 34 ft | 1934 | Earth | South Dakota |
| Brunswick Lake Dam Brunswick | High Hazard | 25 ft | — | Earth | Virginia |
| Brush Creek Lower Dam Macon | High Hazard | — | — | Concrete | North Carolina |
| Brush Creek No.10 Mercer | High Hazard | 47 ft | 1963 | Earth | West Virginia |
| Brush Creek No.12 Mercer | High Hazard | 38 ft | 1965 | Earth | West Virginia |
| Brush Creek No.14 Mercer | High Hazard | 36 ft | 1966 | Earth | West Virginia |
| Brush Creek No.15 Mercer | High Hazard | 76 ft | 1967 | Earth | West Virginia |
| Brush Creek No. 19a Mercer | High Hazard | 48 ft | 1975 | Earth | West Virginia |
| Brush Creek No.4 Mercer | High Hazard | 38 ft | 1962 | Earth | West Virginia |
| Brush Creek No.5 Mercer | High Hazard | 30 ft | 1962 | Earth | West Virginia |
| Brush Creek No.6 Mercer | High Hazard | 28 ft | 1962 | Earth | West Virginia |
| Brush Creek No.7a Mercer | High Hazard | 27 ft | 1968 | Earth | West Virginia |
| Brush Creek No.9 Mercer | High Hazard | 36 ft | 1962 | Earth | West Virginia |
| Brush Creek Reservoir Jennings | High Hazard | 47 ft | 1953 | Earth | Indiana |
| Brush Creek Upper Dam Macon | High Hazard | — | — | Other | North Carolina |
| Brush Hollow Fremont | High Hazard | 86 ft | 1922 | Earth | Colorado |
| Brushy Creek Dam Webster | High Hazard | 100 ft | 1998 | Earth | Iowa |
| Brushy Creek Dam #8 Avery | High Hazard | — | 1965 | Other | North Carolina |
| Brushy Creek Mine Water Clarification Reynolds | High Hazard | 34 ft | 1971 | Earth | Missouri |
| Brushy Creek Tailing #3 Dam Reynolds | High Hazard | 141 ft | — | — | Missouri |
| Brushy Creek Tailings Reynolds | High Hazard | 205 ft | 1970 | Earth | Missouri |
| Brushy Creek Tailings #2 Reynolds | High Hazard | 184 ft | — | Other | Missouri |
| Brushy Creek WCD Dam-Gantt 17 Anderson | High Hazard | 7 ft | 1964 | — | South Carolina |
| Brushy Creek WCD Dam-Hopkins 11a Anderson | High Hazard | 45 ft | 1960 | — | South Carolina |
| Brushy Creek WCD Dam-Kraemer 16 Anderson | High Hazard | 42 ft | 1964 | — | South Carolina |