Browse Dams

1,080 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 1,080 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.

Name State County Height (ft) Hazard Condition Year Purpose
Kingsford N5 Florida Polk 48 Significant Not Rated 1929 Tailings
South Pasture Isa Florida Hardee 48 Significant Not Rated 1990 Tailings
Gardinier Area E Florida Polk 48 Significant Not Rated 1976 Tailings
City of Lakeland Wetland Treatment System West Florida Polk 48 Significant Not Rated 1995 Tailings
Clear Springs N-12 Florida Polk 48 Low Not Rated 1968 Debris Control
Picnic Lake Dam Florida Santa Rosa 48 Undetermined Not Rated —
Palmetto Settling Area No 4 Florida Polk 47 Low Not Rated 1967 Tailings
Pol15 Florida Polk 47 Undetermined Not Rated — Tailings
Sa6 Fort Meade Florida Polk 47 Significant Not Rated 1990 Tailings
Palmetto Settling Area No 5 Florida Polk 47 Low Not Rated 1969 Tailings
Palmetto Settling Area No 3 Florida Polk 47 Low Not Rated 1966 Tailings
Settling Pond #6 Florida Polk 45 Low Not Rated 1969 Tailings
Clear Springs N-12a Florida Polk 45 Significant Not Rated 1975 Tailings
Saddle Creek Bd-T-01 Florida Polk 45 Significant Not Rated 1998 Tailings
N-4 Rockland Mine Florida Polk 45 Significant Not Rated — Tailings
Noralyn N-2 Florida Polk 45 Significant Not Rated — Tailings
Palmetto Settling Area No 6 Florida Polk 45 Low Not Rated 1973 Tailings
Watson Sa No 11 Phase 2 Florida Polk 45 Low Not Rated 1974 Tailings
Payne Creek Cl-5 Florida Polk 45 Significant Not Rated — Tailings
Silver City Sa No 6 Phase 1 Florida Polk 45 Low Not Rated 1970 Tailings
Noralyn N-14 Florida Polk 45 High Not Rated 1976 Tailings
Wrg Bl 04 Florida Polk 45 Low Not Rated 1956 Tailings
Payne Creek Sa-7 Florida Polk 45 Significant Not Rated — Tailings
Pol39 Florida Polk 45 Undetermined Not Rated — Tailings
Bpb1 Florida Bay 44 Undetermined Not Rated —
Moss Bluff Lock and Spillway Florida Marion 44 Low Not Rated 1969 Navigation
C-51 Reservoir Florida Palm Beach 44 Low Not Rated —
Hil8 Florida Hillsborough 44 Undetermined Not Rated — Tailings
Pc11 Payne Creek Mine Florida Polk 43 Significant Not Rated 1998 Tailings
Sfm 5 - Mosaic Florida Polk 43 Significant Not Rated 2002 Tailings
Jj'S Dam Florida Santa Rosa 43 Undetermined Not Rated —
Ep7 Florida Escambia 43 Undetermined Not Rated — Recreation
Inglis Main Dam & Spillway Florida Citrus 43 High Satisfactory 1968 Flood Risk Reduction
C-43 Reservoir Florida Hendry 43 High — 2025 Other
Ni 1 (Nichols) Florida Polk 43 High Not Rated 1971 Tailings
N1 Cf North Florida Hardee 43 Significant Not Rated 1980 Tailings
Ni 2 (Nichols) Florida Polk 43 High Not Rated 1973 Tailings
Kirkpatrick Dam and Rodman Reservoir Florida Putnam 43 High Not Rated 1968 Navigation
Hines Cooling Pond Florida Polk 42 Significant Not Rated 1998 Other
S-50 Florida St. Lucie 42 Significant Not Rated 1961 Flood Risk Reduction
Fgh2 Fort Green Mine Florida Hardee 42 Significant Not Rated 1980 Tailings
Edward Medard Reservoir Dam Florida Hillsborough 42 High Satisfactory 1977 Flood Risk Reduction
Mosaic Csa F2a Florida Hillsborough 42 Significant Not Rated 1986 Tailings
Mosaic Csa Bf4 Florida Hillsborough 42 Significant Not Rated 1991 Tailings
E3 Mix Area South Pasture Florida Hardee 42 Significant Not Rated 2001 Tailings
Fgh3 Fort Green Mine Florida Hardee 42 Significant Not Rated 1980 Tailings
Area D Florida Polk 42 Low Not Rated 1971 Tailings
Settling Area C & C Dike Florida Polk 42 Low Not Rated 1969 Tailings
Sah Fort Mead Florida Polk 42 Significant Not Rated 1990 Tailings
S9 Fort Meade Florida Polk 42 Significant Not Rated 1985 Tailings

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.