Tennessee Dams
1,204 dams tracked by the National Inventory of Dams
Total Dams
1,204
High Hazard
249
20.7%
Poor / Unsatisfactory
14
Average Age
57 yrs
Hazard Classification
High249 (20.7%)
Significant348 (28.9%)
Low607 (50.4%)
Condition Assessment
Satisfactory567 (47.1%)
Fair53 (4.4%)
Poor / Unsatisfactory14 (1.2%)
Not Rated570 (47.3%)
Federal
70
State
147
Local
153
Private
823
Tallest Dams
- Gum Branch Dam447 ft
- Tennessee Consolidated Coal #1 Dam340 ft
- Watauga Dam332 ft
- Raccoon Mountain Dam230 ft
- Solutia #15 Dam227 ft
High Hazard Dams
- Gum Branch DamHigh
- Watauga DamHigh
- Raccoon Mountain DamHigh
- Dale Hollow DamHigh
- Tims Ford DamHigh
Poor Condition Dams
- Tellico DamUnsatisfactory
- Twin Lakes DamsPoor
- Pressmans Home DamUnsatisfactory
- Abc Lake DamPoor
- Reelfoot-Indian Creek #2 DamUnsatisfactory
All Dams in Tennessee
Showing 676–700 of 1,204
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Malvern Dam Cumberland County | 32 | 1977 | Low | Satisfactory |
| Mann Dam Maury County | 27 | — | Low | Not Rated |
| Mann Dam Haywood County | 23 | 1971 | Low | Not Rated |
| Maple Creek Dam Carroll County | 27 | 1937 | Significant | Satisfactory |
| Marie Lake Dam Shelby County | 21 | 1950 | Low | Not Rated |
| Marrowbone Dam Davidson County | 56 | 1939 | High | Satisfactory |
| Martin Dam Hardin County | 45 | 2000 | Low | Not Rated |
| Maryland Farms Detention Pond #2 Dam Williamson County | 19 | 1983 | High | Satisfactory |
| Mary'S Creek #10 Dam Shelby County | 26 | 1961 | Significant | Satisfactory |
| Mary'S Creek #11 Dam Shelby County | 28 | 1959 | Significant | Satisfactory |
| Mary'S Creek #2 (Monterey Lake) Dam Fayette County | 22 | 1959 | Low | Not Rated |
| Mary'S Creek #4 Dam Shelby County | 23 | 1961 | Significant | Satisfactory |
| Mary'S Creek #7 Dam Shelby County | 25 | 1959 | Significant | Satisfactory |
| Mary'S Creek #8 Dam Shelby County | 33 | 1954 | Significant | Satisfactory |
| Mary'S Creek #9 Dam Shelby County | 26 | 1962 | Significant | Fair |
| Matthews Dam Rutherford County | 22 | 1946 | Low | Not Rated |
| Mayberry Dam Fayette County | 22 | 1956 | Low | Not Rated |
| Mayland Lake Dam Cumberland County | 31 | 1910 | Low | Satisfactory |
| Mckamy Lake Dam Polk County | 31 | 1938 | Low | Not Rated |
| Mckellar Creek Dam Madison County | 31 | 1984 | Low | Satisfactory |
| Mckinney Dam Lawrence County | 41 | 1972 | Low | Not Rated |
| Mckinnon Dam Marshall County | 25 | 1973 | Significant | Not Rated |
| Mcminnville Water Supply Dam Warren County | 18 | 1900 | Significant | Satisfactory |
| Mcnairy Cypress Creek #10 Dam McNairy County | 28 | 1983 | Significant | Satisfactory |
| Mcnairy Cypress Creek #11 Dam McNairy County | 29 | 1984 | Significant | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.