Browse Dams

17,050 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 17,050 dams from the NID database. Each record includes dam name, location, physical dimensions, hazard potential classification, condition assessment, purpose, owner information, and emergency action plan status. Use the filters below to search by state, hazard level, condition, or keyword.

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Name State County Height (ft) Hazard Condition Year Purpose
Shoal Creek Structure 5 Dam Illinois Montgomery 30 High Not Available 1973 Flood Risk Reduction
Kickapoo Creek WS SCS Site 6 Dam Texas Coke 30 High Fair 1963 Flood Risk Reduction
Rlf/Pawnee Mine/Slurry Impoundment 1 Dam Illinois Christian 30 High Not Available 1976 Other
Angel Park South Detention Basin Dam Nevada Clark 30 High Poor 1982 Flood Risk Reduction
SCS-Big Wewoka Creek Site-31 Oklahoma Seminole 30 High Fair 1959 Flood Risk Reduction
Sterling Forest Lake Dam New York Orange 30 High Satisfactory 1953 Recreation
Lower East Fork Laterals WS SCS Site 5 Dam Texas Kaufman 30 High Not Rated 1953 Flood Risk Reduction
Upper Las Moras Creek WS SCS Site 2 Dam Texas Kinney 30 High Satisfactory 1964 Flood Risk Reduction
Leasburg Arroyo Dam New Mexico Doña Ana 30 High Poor 1959 Flood Risk Reduction
Willow Bend Lake No 1 Dam Texas Collin 30 High Satisfactory 1960 Recreation
Beckydon Lake Dam South Carolina Greenville 30 High Fair 1973 Recreation
Spirit Lake Spring Lake North Dakota Benson 30 High Satisfactory 1987 Flood Risk Reduction
Dover Dam - Fairfield Levee Ohio Tuscarawas 30 High Not Available 1937 Flood Risk Reduction
Allatoona Dam - Saddle Dike 2b Georgia Bartow 30 High - - Flood Risk Reduction
Francis E. Walter Dam - Saddle Dike Pennsylvania Luzerne 30 High Not Available 1961 Flood Risk Reduction
Hodges Village Dam - Dike 1 Massachusetts Worcester 30 High Not Available 1959 Flood Risk Reduction
Hodges Village Dam - Dikes 2, 3 and 4 Massachusetts Worcester 30 High Not Available 1959 Flood Risk Reduction
Fort Gibson Dam - Dike 10 Oklahoma Wagoner 30 High Not Available 1949 Flood Risk Reduction
Everett Dam - Dike P-2 New Hampshire Hillsborough 30 High Not Available 1961 Flood Risk Reduction
Delaware Dam - Waldo Levee Ohio Marion 30 High Not Available 1948 Flood Risk Reduction
Mcnary Lock and Dam - Richland Levee 4a Oregon Benton 30 High Not Available 1952 Flood Risk Reduction
Mcnary Lock and Dam - Kennewick Levee 20 Oregon Benton 30 High Not Available 1952 Flood Risk Reduction
Mcnary Lock and Dam - Kennewick Levee 6b Oregon Benton 30 High Not Available 1952 Flood Risk Reduction
Mcnary Lock and Dam - Pasco Levee 17b Oregon Franklin 30 High Not Available 1952 Flood Risk Reduction
Mcnary Lock and Dam - Pasco Levee 17a Oregon Franklin 30 High Not Available 1952 Flood Risk Reduction
Mcnary Lock and Dam - Richland Levee 2c Oregon Benton 30 High Not Available 1952 Flood Risk Reduction
Mcnary Lock and Dam - Kennewick Levee 5d Oregon Benton 30 High Not Available 1952 Flood Risk Reduction
Mcnary Lock and Dam - Richland Levee 2a Oregon Benton 30 High Not Available 1952 Flood Risk Reduction
Mcnary Lock and Dam - Pasco Levee 12-2 Oregon Franklin 30 High Not Available 1952 Flood Risk Reduction
Mcnary Lock and Dam - Kennewick Levees 15c, 15d, 15e Oregon Benton 30 High Not Available 1952
Clemson Lower Diversion Dam - Saddle Dike South Carolina Oconee 30 High Not Available 1961 Flood Risk Reduction
Mcnary Lock and Dam - Pasco Levee 12-1 Oregon Franklin 30 High Not Available 1952 Flood Risk Reduction
Blue Marsh Dam - Bernville Levee Pennsylvania Berks 30 High Not Available 1977 Flood Risk Reduction
Logan City - Dry Canyon Utah Cache 29 High Satisfactory 2008 Flood Risk Reduction
Mantua Utah Box Elder 29 High Satisfactory 1961 Irrigation
Blue Heron Dam Arkansas Perry 29 High Satisfactory 1999 Recreation
Chestnut Ridge Dam Connecticut Fairfield 29 High Fair 1910 Water Supply
Minong Flowage Wisconsin Washburn 29 High Fair 1936 Recreation
Okinawa Reservoir Hawaii Kauai 29 High Poor 1920 Irrigation
Cryovac Dam South Carolina Spartanburg 29 High Fair - Recreation
Lake No. 7 Dam Alabama Tuscaloosa 29 High Not Rated 1966 Recreation
Whiterocks Lake Utah Uintah 29 High Satisfactory 1957 Irrigation
Palo Duro Pond Dam Texas Franklin 29 High Fair 2010
Bap Pond 8 California Kern 29 High Satisfactory 1975 Water Supply
Timberlakes Dam Washington Mason 29 High Satisfactory 1968 Recreation
Big East Utah Utah 29 High Fair 1898 Irrigation
Hopewell Pennsylvania Berks 29 High Fair 1937 Recreation
Lubker Dam Missouri Cole 29 High Not Rated 1972 Recreation
Tropic Utah Garfield 29 High Fair 1936 Irrigation
Tamarack Dam Missouri Jefferson 29 High Not Rated 1964 Recreation

Frequently Asked Questions

Hazard potential is based on the consequences of dam failure, not the condition of the dam. High hazard means loss of human life is probable. Significant means economic and environmental losses are expected but no probable loss of life. Low means minimal losses are expected. The classification considers downstream population, infrastructure, and environmental resources.

Condition ratings reflect the physical state of the dam based on periodic inspections. Satisfactory means no deficiencies found. Fair means minor issues exist but no immediate action needed. Poor means safety deficiencies require remedial action. Unsatisfactory means the dam is unsafe and immediate corrective action is required.

Yes. Use the search field above to find dams by name. You can also combine the search with state, hazard, and condition filters to narrow your results. Each dam record links to a detail page with complete information.