Debris Control Dams
1,275 dams in the US serve this purpose.
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Raewood Lake Dam St. Louis | High Hazard | 30 ft | 1960 | Earth | Missouri |
| Rainbow Lake Dam Greene | High Hazard | 42 ft | 1974 | Earth | Missouri |
| Randall Rc&D Ca-31a-Bh Bon Homme | Low Hazard | 31 ft | 1968 | Earth | South Dakota |
| Red Bluff Dam Natrona | Low Hazard | — | 1954 | Gravity | Wyoming |
| Red Creek Dam Natrona | Low Hazard | — | 1966 | Gravity | Wyoming |
| Red Gulch Detention 1592 #5 Dam Carbon | Low Hazard | — | 1960 | Gravity | Wyoming |
| Red Hill Detention Dam No.1 Catron | Low Hazard | — | — | — | New Mexico |
| Red Lake Pulaski | Low Hazard | 28 ft | 1970 | Earth | Missouri |
| Reelfootindian Creek #2 Obion | Significant Hazard | — | 1981 | Earth | Tennessee |
| Reelfootindian Creek #3 Obion | Significant Hazard | — | 1981 | Earth | Tennessee |
| Rendleman Lake Dam Stoddard | Low Hazard | 20 ft | 1976 | Earth | Missouri |
| Reservoir 2 Napa | High Hazard | 14 ft | — | Earth | California |
| Retention Pond B Kemper | Low Hazard | 17 ft | 2012 | Earth | Mississippi |
| Richard Hill Gss #1 Garvin | Low Hazard | 38 ft | 1976 | Earth | Oklahoma |
| Richard Lee & Clo Kiowa | Low Hazard | 21 ft | — | Earth | Oklahoma |
| Richland Creek WS SCS Site 44 Dam Ellis | Low Hazard | 31 ft | 1961 | Earth | Texas |
| Rio Puerco Det Dam 130 Sandoval | Low Hazard | — | 1966 | Gravity | New Mexico |
| Rio Puerco Det Dam 132 Sandoval | Low Hazard | — | 1963 | Gravity | New Mexico |
| River Coal Saw Branch No.2 Dam Perry | High Hazard | 47 ft | 1972 | Earth | Kentucky |
| Rlf/Pawnee Mine/Slurry Impoundment 3 Dam Christian | Low Hazard | 20 ft | 1999 | Earth | Illinois |
| Robertson Farms INC Dam Howard | Low Hazard | 25 ft | 1965 | Earth | Missouri |
| Robertson Lake Dam Clark | Low Hazard | 20 ft | 1964 | Earth | Missouri |
| Rock Creek Dam Fannin | High Hazard | 28 ft | 1937 | Concrete | Georgia |
| Rodney Rice Dam Brown | Low Hazard | 31 ft | — | Earth | Kansas |
| Roxboro East Ash Basin Dam Person | High Hazard | — | 1964 | Earth | North Carolina |
| Rsn Detention Dam 40 Sandoval | Low Hazard | — | 1968 | Gravity | New Mexico |
| Rsn Detention Dam 43 Sandoval | Low Hazard | — | 1968 | Gravity | New Mexico |
| Rubio Debris Basin Los Angeles | High Hazard | 64 ft | 1944 | Earth | California |
| Sand Draw No. 1 Dam Natrona | Low Hazard | — | 1961 | Gravity | Wyoming |
| Sand Pit Dam City and Borough of Juneau | Low Hazard | 33 ft | 2016 | Earth | Alaska |
| Sand Pit New Hope Church Dam Franklin | Low Hazard | — | 1974 | Earth | Alabama |
| Sand Run Dam Hocking | Significant Hazard | 22 ft | 1964 | Earth | Ohio |
| San Sevaine Basin #5 San Bernardino | High Hazard | 49 ft | 2004 | Earth | California |
| Santa Anita Debris Basin Los Angeles | Low Hazard | 56 ft | 1960 | Earth | California |
| Santa Cruz Site 6 Dam Santa Fe | High Hazard | 62 ft | 1962 | Earth | New Mexico |
| Santa Monica Debris Basin Santa Barbara | High Hazard | 102 ft | 1978 | Earth | California |
| Sawpit Debris Basin Los Angeles | High Hazard | 82 ft | 1955 | Earth | California |
| Schoolhouse Debris Basin Los Angeles | High Hazard | 38 ft | 1962 | Earth | California |
| Schreiner Pond # 1 Tillman | Low Hazard | 22 ft | — | — | Oklahoma |
| Schultz Lake Dam Knox | High Hazard | 25 ft | 1962 | Earth | Missouri |
| Sedimentation Dam No 3 Woodson | Low Hazard | 25 ft | — | Earth | Kansas |
| Sedimentation Dam No 4 Woodson | Low Hazard | 38 ft | 1991 | Earth | Kansas |
| Sediment Basin No.3 Trigg | Low Hazard | 16 ft | 1998 | Earth | Kentucky |
| Sediment Basin No.4 Trigg | Low Hazard | 26 ft | 1998 | Earth | Kentucky |
| Sediment Basin No.5 Trigg | Low Hazard | 30 ft | 1998 | Earth | Kentucky |
| Settling Basin Lincoln | Low Hazard | 24 ft | 1985 | Earth | Wyoming |
| Sharpe Lake Dam Lewis | Low Hazard | 19 ft | 1970 | Earth | Missouri |
| Sheep Camp Detention Dam Lyon | High Hazard | 16 ft | — | Earth | Nevada |
| Sheep Canyon San Bernardino | Significant Hazard | 35 ft | 1941 | Timber Crib | California |
| Shenandoah Detention Basin Dam Carson City | High Hazard | 8 ft | — | Earth | Nevada |