Flood Risk Reduction Dams
17,618 dams in the US serve this purpose.
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Brady Creek WS SCS Site 30 Dam Concho | Low Hazard | 25 ft | 1959 | Earth | Texas |
| Brady Creek WS SCS Site 31 Dam Concho | Low Hazard | 50 ft | 1958 | Earth | Texas |
| Brady Creek WS SCS Site 32 Dam Concho | High Hazard | 32 ft | 1958 | Earth | Texas |
| Brady Creek WS SCS Site 33 Dam Concho | High Hazard | 26 ft | 1958 | Earth | Texas |
| Brady Creek WS SCS Site 34 Dam Concho | High Hazard | 28 ft | 1955 | Earth | Texas |
| Brady Creek WS SCS Site 35 Dam Concho | Low Hazard | 34 ft | 1957 | Earth | Texas |
| Brady Creek WS SCS Site 36 Dam Concho | Low Hazard | 33 ft | 1955 | Earth | Texas |
| Brady Creek WS SCS Site 37 Dam Concho | Low Hazard | 28 ft | 1955 | Earth | Texas |
| Brady Creek WS SCS Site 38 Dam Concho | Low Hazard | 26 ft | 1957 | Earth | Texas |
| Brady Creek WS SCS Site 39 Dam McCulloch | High Hazard | 29 ft | 1955 | Earth | Texas |
| Brady Creek WS SCS Site 40 Dam McCulloch | Low Hazard | 29 ft | 1954 | Earth | Texas |
| Brady Creek WS SCS Site 41 Dam McCulloch | Low Hazard | 40 ft | 1955 | Earth | Texas |
| Brady Creek WS SCS Site 43a Dam McCulloch | High Hazard | 29 ft | 1960 | Earth | Texas |
| Brady Creek WS SCS Site 43b Dam McCulloch | High Hazard | 29 ft | 1960 | Earth | Texas |
| Brady Creek WS SCS Site 44 Dam McCulloch | High Hazard | 28 ft | 1955 | Earth | Texas |
| Brady Creek WS SCS Site 45 Dam McCulloch | High Hazard | 30 ft | 1956 | Earth | Texas |
| Brady Creek WS SCS Site 46 Dam McCulloch | High Hazard | 28 ft | 1956 | Earth | Texas |
| Brady Creek WS SCS Site 4 Dam McCulloch | Low Hazard | 26 ft | 1957 | Earth | Texas |
| Brady Creek WS SCS Site 5 Dam McCulloch | Low Hazard | 28 ft | 1958 | Earth | Texas |
| Brady Creek WS SCS Site 6 Dam McCulloch | Low Hazard | 25 ft | 1958 | Earth | Texas |
| Brainard Pond Dam Hemphill | Low Hazard | 26 ft | 1982 | Earth | Texas |
| Brambleton Land Bay 3 Pond 6 Dam Loudoun | High Hazard | 14 ft | — | Earth | Virginia |
| Branched Oak Dam Lancaster | High Hazard | — | 1967 | Earth | Nebraska |
| Branch Lake Hancock | Significant Hazard | 15 ft | 1911 | Rockfill | Maine |
| Brand Debris Basin Los Angeles | High Hazard | 45 ft | 1965 | Earth | California |
| Brandt Angus Impoundment Polk | Low Hazard | 14 ft | 2012 | Earth | Minnesota |
| Brandt Dam Lancaster | Low Hazard | 20 ft | 1977 | Earth | Nebraska |
| Brandt Impoundment Polk | Low Hazard | 22 ft | 2006 | Earth | Minnesota |
| Brandywine Creek Site 1 Dam Broome | High Hazard | 76 ft | 1995 | Earth | New York |
| Branns Mill Piscataquis | Low Hazard | 14 ft | 1900 | Timber Crib | Maine |
| Brantley Eddy | High Hazard | 144 ft | 1989 | Concrete | New Mexico |
| Brashear Group Dam Banner | Low Hazard | 50 ft | 1963 | Earth | Nebraska |
| Brassua Somerset | High Hazard | 50 ft | 1927 | Concrete | Maine |
| Brauer Dam Banner | Low Hazard | 26 ft | 1954 | Earth | Nebraska |
| Brave Warrior Dam Blaine | Low Hazard | — | — | Gravity | Montana |
| Brea Dam Orange | High Hazard | 87 ft | 1942 | Earth | California |
| Breckenridge Detention Allegheny | Significant Hazard | 49 ft | — | Earth | Pennsylvania |
| Breedlove Flood Control Dam Doña Ana | High Hazard | 23 ft | 1996 | Earth | New Mexico |
| Brehm Dam Otoe | Low Hazard | 27 ft | 1959 | Earth | Nebraska |
| Breiner Dam Holt | Low Hazard | 19 ft | 1980 | Earth | Nebraska |
| Breinig-Schutz Dam Gosper | Low Hazard | 10 ft | 1980 | Earth | Nebraska |
| Brekke Pond Polk | Low Hazard | 20 ft | 1960 | Earth | Minnesota |
| Bremerton National Airport Detention Dam Kitsap | Low Hazard | — | 1995 | Earth | Washington |
| Brentwood Townehome Dam Cook | High Hazard | 14 ft | 1960 | Earth | Illinois |
| Brewer Brook Dam Worcester | Significant Hazard | 25 ft | 1964 | Earth | Massachusetts |
| Brezina Dam Butler | Significant Hazard | 21 ft | 1971 | Earth | Nebraska |
| Briar Creek Lake Pa-497 Columbia | High Hazard | 39 ft | 1968 | Earth | Pennsylvania |
| Briar Creek (Pa 498) Columbia | High Hazard | 70 ft | 1987 | Earth | Pennsylvania |
| Brickshire Swm Pond Dam New Kent | Unknown | 22 ft | — | — | Virginia |
| Bridford Apartments Dam Guilford | High Hazard | — | 1997 | Earth | North Carolina |