Browse Dams

60,242 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 60,242 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
Oknoname 111073 Oklahoma Okmulgee 40 Low Not Rated 1940 Other
Wilson Creek 2-Y Nebraska Otoe 40 Low Satisfactory 1969 Flood Risk Reduction
Speas Dam Nebraska Sioux 40 Low Poor 1952 Fire Protection, Stock, Or ...
Oknoname 30150 Oklahoma Seminole 40 Low Not Rated 2003 Other
Biggers Dam Upper North Carolina Gaston 40 Low Fair - Recreation
Tackett Lake Dam Indiana Morgan 40 Low Poor 1969
Tarryall Ranch Reservoir Dam Colorado Park 40 Low Not Rated 1977 Irrigation
Iowa Noname48 Iowa Shelby 40 Low Not Rated 1960 Fire Protection, Stock, Or ...
North Oak Creek 2-C Nebraska Saunders 40 Low Satisfactory 1975 Flood Risk Reduction
Lesmeister Dam South Dakota Corson 40 Low - - Irrigation
Aspc-Safford Effluent Pond Arizona Graham 40 Low Not Rated 1992 Irrigation
Nelson/Petersen Dam Iowa Audubon 40 Low Not Rated 1974 Fire Protection, Stock, Or ...
James Jenkins Lake Dam Mississippi Monroe 40 Low - - Recreation
Rains W.F. Oklahoma Fannin 40 Low Not Rated - Flood Risk Reduction
Ms No Name 220 Dam Mississippi Panola 40 Low - - Recreation
Whitetail Lake Dam Indiana Dubois 40 Low Fair 1969 Recreation
Randall Dean Smith Dam Oklahoma Caddo 40 Low Not Rated 1975 Irrigation
Noralyn N-13 Florida Polk 40 Low Not Rated 1969 Debris Control
Mitchell Lake Oklahoma Bryan 40 Low Not Rated 1971 Irrigation
Stage Vi Hlp Contingency Pond Dam Nevada Pershing 40 Low Fair - Flood Risk Reduction
Noralyn N-15 Florida Polk 40 Low Not Rated 1974 Debris Control
Paradise Lake Dam Arkansas Chicot 40 Low Not Rated 1953 Recreation
Noralyn N-9 Florida Polk 40 Low Not Rated 1961 Debris Control
West Polk A-10 Florida Polk 40 Low Not Rated 1971 Debris Control
Rowden Lake Dam Illinois Jersey 40 Low Not Available 1971 Recreation
Bull Run Dam Nevada Elko 40 Low Poor 1955 Irrigation
James Lake Wyoming Albany 40 Low Poor 1908 Irrigation
Railroader Wyoming Sheridan 40 Low Fair 2005 Irrigation
Spellman B1-27-5475 Wyoming Campbell 40 Low Fair 2008 Irrigation
Ross Recovery Cell 8 Wyoming Converse 40 Low Fair 2019 Irrigation
Enl. Bell Nob No. 2 Wyoming Campbell 40 Low Fair 2008 Irrigation
Clark Lake No. 2 Dam Ohio Pickaway 40 Low Poor - Recreation
Dd No 106 Kansas Cowley 40 Low - 1988 Flood Risk Reduction
Pond No. 1 Florida Hernando 40 Low Not Rated - Other
Lake Daniel Dam Tennessee Sequatchie 40 Low Satisfactory 1997
Noralyn N-11c Florida Polk 40 Low Not Rated 1965 Debris Control
Issaqueena Lake Dam South Carolina Pickens 40 Low Fair 1940 Recreation
Barr Dam Iowa Montgomery 40 Low Not Rated 1995 Fire Protection, Stock, Or ...
Willards Pool Oregon Marion 40 Low Not Rated 1949 Recreation
Wolf-Wildcat 52 Nebraska Pawnee 40 Low Satisfactory 1994 Flood Risk Reduction
Leprechaun Lake Dam Missouri Warren 40 Low Satisfactory 1970 Recreation
Lake Electra Dam Texas Wilbarger 40 Low Not Rated 1950 Water Supply
Lake Dixie Dam Alabama Shelby 40 Low Not Rated 1957 Recreation
Pond No. 3 Florida Hernando 40 Low Not Rated - Other
Reynolds Lake Dam Georgia Greene 40 Low Not Rated -
Spring Lake Dam Texas Falls 40 Low Not Rated 1966 Irrigation
Edwards Cove Lake West Dam Georgia Gwinnett 40 Low Not Rated 1950 Recreation
Lawler California Sonoma 40 Low Satisfactory 1910 Water Supply
Palmetto Creek Watershed Structure No. 10 Georgia Harris 40 Low Not Rated 1960 Flood Risk Reduction
Fresh Water Impoundment #1 Alabama Tuscaloosa 40 Low Not Available - Water Supply

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.