Tailings Dams

1,362 dams in the US serve this purpose.

Dam Name	Hazard	Height	Built	Type	State
Scotia Log Pond Humboldt	High Hazard	24 ft	1910	Earth	California
Scotia Pond Dam Dent	Low Hazard	11 ft	1880	Earth	Missouri
Scotts Branch Slurry Impoundment Pike	High Hazard	305 ft	—	Earth	Kentucky
Scott's Run Cinder Barrier Kanawha	High Hazard	179 ft	1955	Rockfill	West Virginia
Sears Dam	High Hazard	—	—	—	West Virginia
Section 22 Midas Tailings Storage Facility Dam Elko	Significant Hazard	186 ft	—	Earth	Nevada
Sedimentation Pond H 1 Dam Titus	Low Hazard	8 ft	1989	Earth	Texas
Sedimentation Pond No 10 Leon	Low Hazard	13 ft	—	Earth	Texas
Sedimentation Pond No 11 Stage 1 Leon	Low Hazard	20 ft	—	Earth	Texas
Sedimentation Pond No 11 Stage 2 Leon	Low Hazard	20 ft	—	Earth	Texas
Sedimentation Pond No 15 Leon	Low Hazard	27 ft	—	Earth	Texas
Sedimentation Pond No 18 Leon	Low Hazard	18 ft	—	Earth	Texas
Sedimentation Pond No 5 Leon	Low Hazard	11 ft	1984	Earth	Texas
Sedimentation Pond No 6 Leon	Low Hazard	13 ft	—	Earth	Texas
Sedimentation Pond No 9 Leon	Low Hazard	23 ft	—	Earth	Texas
Sediment Pond 1 Augusta	Significant Hazard	15 ft	—	Earth	Virginia
Sediment Pond 2 Augusta	Significant Hazard	15 ft	—	Earth	Virginia
Sediment Pond 3 Augusta	Significant Hazard	15 ft	—	Earth	Virginia
Sediment Pond In Pit Susquehanna	Low Hazard	45 ft	—	Earth	Pennsylvania
Sediment Pond No 005 Leon	Low Hazard	15 ft	—	Earth	Texas
Settling Area A Dike Polk	Low Hazard	35 ft	1965	Earth	Florida
Settling Area B Dike Polk	Low Hazard	35 ft	1965	Earth	Florida
Settling Area C & C Dike Polk	Low Hazard	42 ft	1969	Earth	Florida
Settling Area D Dike Polk	Low Hazard	73 ft	1974	Earth	Florida
Settling Area No 1 Polk	Significant Hazard	18 ft	1962	Earth	Florida
Settling Area No 2 Polk	Significant Hazard	17 ft	1962	Earth	Florida
Settling Area No 3 Polk	Significant Hazard	16 ft	1971	Earth	Florida
Settling Pond Macoupin	Low Hazard	25 ft	—	Earth	Illinois
Settling Pond #6 Polk	Low Hazard	45 ft	1969	Earth	Florida
Settling Ponds Johnston	Low Hazard	30 ft	—	—	Oklahoma
Sfm1 Mosaic Polk	Significant Hazard	55 ft	1985	Earth	Florida
Sfm2 Mosaic Polk	Significant Hazard	55 ft	1989	Earth	Florida
Sfm3 Mosaic Polk	Significant Hazard	50 ft	1999	Earth	Florida
Sfm5 Mosaic Polk	Significant Hazard	50 ft	2005	Earth	Florida
Sfm 5 - Mosaic Polk	Significant Hazard	40 ft	2002	Earth	Florida
Shannon Lake Dam Macon	Low Hazard	23 ft	1985	Earth	Georgia
Shaw Lake Dam Gilmer	Unknown	27 ft	1971	Earth	Georgia
Sherco Sherburne	Significant Hazard	39 ft	1983	Earth	Minnesota
Sherman Group Tailings St. Louis	Low Hazard	48 ft	1970	Earth	Minnesota
Sherman Mine Wastewater St. Louis	Low Hazard	20 ft	1953	Earth	Minnesota
Shinn Alameda	Significant Hazard	45 ft	1987	Earth	California
Shootaring Canyon Tailings Dam Garfield	Low Hazard	—	1981	Earth	Utah
Shugert Lane Dam Guernsey	Significant Hazard	25 ft	—	Earth	Ohio
Shumate Creek Slurry Impoundment Raleigh	High Hazard	390 ft	—	Earth	West Virginia
Sidney Lime Sludge Lagoon Shelby	Significant Hazard	16 ft	1978	Earth	Ohio
Sidney Slurry Impoundment Pike	High Hazard	665 ft	—	Earth	Kentucky
Sierrita Pima	High Hazard	350 ft	—	Earth	Arizona
Silt Pond Lawrence	Significant Hazard	40 ft	—	Earth	Pennsylvania
Silt Pond Riverside	High Hazard	25 ft	—	Earth	California
Silver Basin 1 Graham	Significant Hazard	225 ft	—	Earth	Arizona