Tailings Dams

1,362 dams in the US serve this purpose.

Dam Name	Hazard	Height	Built	Type	State
North Hollow Cr Impoundment	High Hazard	—	—	Other	West Virginia
North Pond Water Dam Polk	Low Hazard	27 ft	1970	Earth	Florida
Northshore Mining Lake	High Hazard	—	1977	Earth	Minnesota
North Slurry Pond Washington	Low Hazard	100 ft	—	Earth	Pennsylvania
North Tailings Tooele	High Hazard	60 ft	—	Earth	Utah
Nsp-Bottom Ash Sherburne	Significant Hazard	35 ft	1983	Earth	Minnesota
Nspc Initial Tailings St. Louis	Low Hazard	45 ft	1968	Earth	Minnesota
Nspc Stage 2 Tailings St. Louis	Significant Hazard	60 ft	1978	Earth	Minnesota
Number 4 Pima	High Hazard	40 ft	—	Earth	Arizona
Number 7 Pima	High Hazard	189 ft	—	Earth	Arizona
Oakwood Wwt Lagoon Paulding	Significant Hazard	10 ft	1995	Earth	Ohio
O'Brien North Itasca	Significant Hazard	49 ft	1972	Earth	Minnesota
Ohio Power Company Pond Mb-133 Dam Morgan	Low Hazard	35 ft	1966	Earth	Ohio
Ohio Power Company Pond Mb-141 Dam Morgan	Low Hazard	38 ft	1968	Earth	Ohio
Ohio Power Company Pond Mb-144 Pond Morgan	Low Hazard	30 ft	1968	Earth	Ohio
Ohio Power Company Pond Mb-46 Dam Morgan	Significant Hazard	59 ft	1960	Earth	Ohio
Ohio Power Company Pond Mm-52 Dam Morgan	Significant Hazard	35 ft	1962	Earth	Ohio
Ohio Power Company Pond Mmv-11 Dam Morgan	Significant Hazard	50 ft	1964	Earth	Ohio
Ohio Power Company Pond Nb-43 Dam Noble	Significant Hazard	60 ft	1966	Earth	Ohio
Ohio Power Company Pond Nb-64 Dam Noble	Low Hazard	38 ft	1962	Earth	Ohio
Ohio Power Company Pond Nb-90 Dam Noble	Significant Hazard	51 ft	1974	Earth	Ohio
Oldhouse Branch Impoundment No. 3 Logan	High Hazard	440 ft	—	Earth	West Virginia
Oldhouse Branch Slurry Impoundment Letcher	High Hazard	481 ft	—	Earth	Kentucky
Old Mines Tailings Dam Washington	High Hazard	61 ft	1980	Earth	Missouri
Old Viburnum Tailings Dam #1 Iron	High Hazard	115 ft	1968	Other	Missouri
Old Wolf Dam Washington	High Hazard	48 ft	1979	Earth	Missouri
Orwell-Danube East Tailings Basin Itasca	Low Hazard	40 ft	1954	Earth	Minnesota
Orwell-Danube West Tailings Basin Itasca	Low Hazard	40 ft	1954	Earth	Minnesota
Osburn Shoshone	High Hazard	71 ft	—	—	Idaho
Oxy-1 Hamilton	Low Hazard	25 ft	1965	Earth	Florida
P2b Hookers Prairie Polk	Significant Hazard	45 ft	1999	Earth	Florida
P-4 Polk	Significant Hazard	6 ft	—	Earth	Florida
P-5 Polk	Significant Hazard	6 ft	—	Earth	Florida
Pabco Dam Tailings Pond 10 Clark	Low Hazard	27 ft	1969	Earth	Nevada
Pabco Dam Tailings Pond 11 Clark	Low Hazard	47 ft	2010	Earth	Nevada
Pabco Dam Tailings Pond 2 Clark	Low Hazard	24 ft	2000	Earth	Nevada
Pabco Dam Tailings Pond 3 Clark	Low Hazard	14 ft	1986	Earth	Nevada
Pabco Dam Tailings Pond 5 Clark	Low Hazard	17 ft	1986	Earth	Nevada
Pabco Dam Tailings Pond 7 Clark	Low Hazard	25 ft	2003	Earth	Nevada
Pabco Dam Tailings Pond 8 Clark	Low Hazard	20 ft	1969	Earth	Nevada
Pabco Dam Tailings Pond 9 Clark	Low Hazard	20 ft	1969	Earth	Nevada
Pabco Tails Pond 12 Dam Clark	Low Hazard	48 ft	2012	Earth	Nevada
Pacificorp - Currant Creek Evap Ponds Juab	Significant Hazard	—	2005	Earth	Utah
Pacificorp - Huntington Settling Pond Emery	Significant Hazard	—	1977	Earth	Utah
Pads Branch Slurry Impoundment Perry	Low Hazard	67 ft	—	Earth	Kentucky
Palmer Mine Dam Washington	High Hazard	76 ft	1961	Earth	Missouri
Palmetto Clar. Area No 1 Polk	Low Hazard	37 ft	1961	Earth	Florida
Palmetto Clar. Area No 2 Polk	Low Hazard	37 ft	1968	Earth	Florida
Palmetto Clar. Area No 4 Polk	Low Hazard	39 ft	1973	Earth	Florida
Palmetto Clar. No 3 Polk	Low Hazard	39 ft	1971	Earth	Florida