Browse Dams

1,402 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 1,402 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
Strimple Creek Dam Ohio Hamilton 30 Low Satisfactory 1995 Debris Control
Porter Lake Dam Ohio Meigs 30 Significant Fair 1968 Recreation
Lindenwood Lake Dam Ohio Medina 30 Significant Satisfactory 1958 Recreation
Cedar Hill Campground Lake Dam Ohio Highland 30 Significant Fair 1970 Recreation
Lower Carter Lake Dam Ohio Summit 30 Significant Satisfactory — Recreation
Yellow Creek Upground Reservoir Ohio Putnam 30 Significant Satisfactory 2006 Water Supply
Hunters Run Structure No. R-63 Ohio Fairfield 30 Significant Poor 1961 Flood Risk Reduction
Coppedge Lake Dam Ohio Trumbull 30 Low Satisfactory — Recreation
Ritz Lake Dam Ohio Guernsey 30 Low Poor 1973 Recreation
Dominick Lofino Park Lake Dam Ohio Greene 30 High Fair 1990 Recreation
Pomeroy Pond No. 1 Dam Ohio Delaware 29 Undetermined Not Rated 1965 Recreation
Rushcreek Structure No. Iv-E Ohio Perry 29 Significant Satisfactory 1979 Flood Risk Reduction
Rushcreek Structure No. Iv-C Ohio Perry 29 High Fair 1976 Flood Risk Reduction
Wolf Lakes Dams Ohio Medina 29 Low Satisfactory 1958 Recreation
Ockenga Lake Dam Ohio Huron 29 Low Poor 1966 Recreation
Loomis Lake Dam Ohio Summit 29 Undetermined Not Rated — Recreation
Youngstown Upground Reservoir Ohio Mahoning 29 High Fair 1929 Water Supply
Spring Valley Park Lake Dam Ohio Columbiana 29 High Poor 1993 Water Supply
Anjecondy Lake Dam Ohio Knox 29 Significant Satisfactory 1950 Recreation
O'Bob Farm Lake Dam Ohio Butler 29 Undetermined Not Rated 1968 Recreation
Mader Pond Dam Ohio Harrison 29 Low Unsatisfactory 1964 Water Supply
Ukrainian American Youth Lake Dam Ohio Lorain 29 Low Poor 1965 Recreation
Charylie'S Lake Dam Ohio Butler 29 High Fair 1963 Recreation
Flying Finn Lake Dam Ohio Columbiana 29 Significant Poor 1966 Recreation
Devils Den Park Lake No. 2 Dam Ohio Tuscarawas 29 Low Poor — Recreation
Hunters Run Structure No. R-33 Ohio Fairfield 29 Undetermined Not Rated 1960 Flood Risk Reduction
Bucyrus Upground Reservoir No. 4 Ohio Crawford 29 High Fair 1983 Water Supply
General Motors Secondary Lagoon Ohio Defiance 29 Significant Poor — Tailings
Akita Lake Dam Ohio Hocking 29 Low Satisfactory — Recreation
Four Mile Creek Site 9b Dam Ohio Preble 29 Low Satisfactory 1995 Debris Control
Shilo Lake Dam Ohio Lorain 29 Low Satisfactory 1950 Recreation
Lake Arrowhead Dam Ohio Hocking 29 Significant Fair — Recreation
Lake Marinole Dam Ohio Montgomery 29 High Satisfactory 1966 Recreation
Margaret Creek Structure No. 5 Ohio Athens 29 Significant Satisfactory 1970 Flood Risk Reduction
Raccoon Creek Upground Reservoir Ohio Sandusky 29 High Fair 1950 Water Supply
Uke Ranch Lake Dam Ohio Ashland 29 Significant Fair 1968 Recreation
Lake Asegra Dam Ohio Ashtabula 29 Significant Poor 1944 Recreation
Malabu Lake Dam Ohio Jefferson 29 Low Poor 1961 Recreation
Upper Lake Milton Dam Ohio Jackson 29 Undetermined Not Rated — Recreation
Zupan Lake Dam Ohio Ashland 29 Low Satisfactory 2000 Recreation
Bethany Lake Dam Ohio Holmes 29 High Satisfactory 1962 Recreation
Delphos Reservoir Dam Ohio Van Wert 29 High Satisfactory 2007 Water Supply
Cave Lake Dam Ohio Pike 29 High Fair 1962 Recreation
Nesbitt Pond Dam Ohio Athens 29 High Satisfactory 1953 Recreation
Strahler'S Lake Dam Ohio Washington 29 Low Fair 1966 Recreation
Hetrick Lake Dam Ohio Muskingum 29 Low Satisfactory — Recreation
Tycoon Lake Dam Ohio Gallia 29 High Poor 1961 Recreation
Remick Lake Dam Ohio Warren 29 High Poor 1966 Recreation
Work Lake No. 2 Dam Ohio Erie 29 Low Poor 1966 Recreation
Wauseon Upground Reservoir No. 1 Ohio Fulton 29 Significant Poor 1921 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.