Browse Dams

11,354 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 11,354 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
Ella Fohs Camp Dam Connecticut Litchfield 13 Significant Poor 1900 Recreation
Mavis Pond #1 Dam Connecticut Windham 13 Significant Not Rated 1870 Recreation
Lake Hamilton Dam Illinois Franklin 13 Significant Not Available 1912 Recreation
Salisbury Pond Dam Massachusetts Worcester 13 Significant Satisfactory 1953 Recreation
Winkler Pond Dam Michigan Oakland 13 Significant Satisfactory 1917 Recreation
Merritt Lake Dam Michigan Lapeer 13 Significant Fair 1953 Recreation
Jenney (Arms House) Pond Dam Massachusetts Plymouth 13 Significant Fair - Recreation
Three Mile River No. 1 Dam Massachusetts Bristol 13 Significant Fair - Recreation
Rancho Haven #2 Dam Nevada Washoe 13 Significant Fair - Irrigation
Brewster Dam New Jersey Bergen 13 Significant Fair 1949 Recreation
Country Lake #1 Dam New Jersey Burlington 13 Significant Satisfactory 1953 Recreation
Maskells Mill Pond Dam New Jersey Salem 13 Significant Poor 1955 Recreation
West 17th Street Detention Pennsylvania Erie 13 Significant Fair 2001 Flood Risk Reduction
Satcher-Smith Pond Dam South Carolina Edgefield 13 Significant Fair 1984 Irrigation
Roosevelt City Golf Course Pond Utah Duchesne 13 Significant Not Rated 1992 Recreation
Premier Parks Lower Dam 1 Texas Gregg 13 Significant Fair 2009 Flood Risk Reduction
Valley View Dairy Waste Pond Washington Skagit 13 Significant Poor 2003 Other
West Brook Diversion Dam Connecticut New Haven 13 Significant Satisfactory - Other
Sochrin Pond Dam Connecticut New Haven 13 Significant Satisfactory - Recreation
Maui Reservoir 82 Hawaii Maui 13 Significant Poor 1917 Irrigation
John Leo Silver Lake Dam Massachusetts Essex 13 Significant Poor - Recreation
Stevens Pond East Dam Massachusetts Essex 13 Significant Fair - Recreation
Shop Pond Dam New Hampshire Rockingham 13 Significant Satisfactory 1930 Recreation
Paine Lake Dam New York Westchester 13 Significant Poor 1890 Recreation
City Hall Pond Dam Connecticut New Haven 13 Significant Not Rated - Recreation
J B Taylor Dam Connecticut Middlesex 13 Significant Not Rated - Recreation
Fairport Colorado Larimer 13 Significant Satisfactory 1882 Irrigation
Payette Lake Idaho Valley 13 Significant Fair 1943 Other
Red Brook Pond Dam Massachusetts Barnstable 13 Significant Fair - Recreation
Lake Bray Dam Massachusetts Hampden 13 Significant Fair - Recreation
Brackett Pond Dam No. 1 and No. 2 Massachusetts Essex 13 Significant Poor 1930 Recreation
Waynoka Wwt Lagoon Ohio Brown 13 Significant Satisfactory 1995 Tailings
Whitford Ridge Detention Basin Pennsylvania Chester 13 Significant Fair 1992 Flood Risk Reduction
Lawson Lake No. 1 Alabama Limestone 13 Significant Not Rated 1961 Fish and Wildlife Pond
Old Quarry Lake Dam Iowa Cerro Gordo 13 Significant Fair 1977 Recreation
Carleton Pond Maine Kennebec 13 Significant Fair 1904 Hydroelectric
Souhegan River Site 15 Dam New Hampshire Hillsborough 13 Significant Fair 1963 Flood Risk Reduction
Teelinville Dam #1 Florida Walton 13 Significant Satisfactory - Recreation
Forest Meadows Lake Park Dam Ohio Medina 13 Significant Poor - Recreation
Aberdeen Development North Retention Dam Ohio Cuyahoga 13 Significant Satisfactory 1997 Flood Risk Reduction
Centerville -Deuel Creek Db Utah Davis 13 Significant Not Rated 1984 Flood Risk Reduction
Pigeon Falls Mill Wisconsin Trempealeau 13 Significant Fair 1930 Recreation
Carringtons Pond Dam Connecticut Fairfield 13 Significant Satisfactory - Recreation
Assabet Massachusetts Middlesex 13 Significant Satisfactory 1921 Hydroelectric
Cholla Cooling Pond Arizona Navajo 13 Significant Satisfactory 1961 Other
Coachlace Pond Dam Massachusetts Worcester 13 Significant Fair 1846 Recreation
Wyndemere Swm Pond Maryland Howard 13 Significant Satisfactory 1995 Flood Risk Reduction
West End Beagle Club Dam Massachusetts Worcester 13 Significant Fair 1961 Recreation
Glencliff Road Detention Basin Dam New York Onondaga 13 Significant Satisfactory 1977 Flood Risk Reduction
Littell #3 Dam Tennessee Grundy 13 Significant Satisfactory 1987 Other

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.