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 151–175 of 348
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Mcquillan Dam Grundy County | 20 | — | Significant | Not Rated |
| Mcnairy Cypress Creek #11 Dam McNairy County | 29 | 1984 | Significant | Satisfactory |
| Mcnairy Cypress Creek #10 Dam McNairy County | 28 | 1983 | Significant | Satisfactory |
| Mcminnville Water Supply Dam Warren County | 18 | 1900 | Significant | Satisfactory |
| Mckinnon Dam Marshall County | 25 | 1973 | Significant | Not Rated |
| Mary'S Creek #9 Dam Shelby County | 26 | 1962 | Significant | Fair |
| Mary'S Creek #8 Dam Shelby County | 33 | 1954 | Significant | Satisfactory |
| Mary'S Creek #7 Dam Shelby County | 25 | 1959 | Significant | Satisfactory |
| Mary'S Creek #4 Dam Shelby County | 23 | 1961 | Significant | Satisfactory |
| Mary'S Creek #11 Dam Shelby County | 28 | 1959 | Significant | Satisfactory |
| Mary'S Creek #10 Dam Shelby County | 26 | 1961 | Significant | Satisfactory |
| Maple Creek Dam Carroll County | 27 | 1937 | Significant | Satisfactory |
| Lyle Lake Dam Shelby County | 32 | 1950 | Significant | Satisfactory |
| Louis Lacy Pond Dam Decatur County | 17 | 1969 | Significant | Not Rated |
| Lost Creek Dam Henderson County | 18 | 1963 | Significant | Not Available |
| Longwood Dam Shelby County | 11 | 1965 | Significant | Satisfactory |
| Livingston City Lake Dam Overton County | 35 | 1963 | Significant | Satisfactory |
| Little Shady Lake Dam Morgan County | 17 | 1968 | Significant | Not Rated |
| Littell #3 Dam Grundy County | 13 | 1987 | Significant | Satisfactory |
| Littell #1 Dam Grundy County | 36 | 1964 | Significant | Satisfactory |
| Line Creek #3b Dam Clay County | 50 | 1965 | Significant | Satisfactory |
| Lillard Mill Dam Marshall County | 16 | 1928 | Significant | Satisfactory |
| Lexington Sewage Lagoon | — | — | Significant | Not Rated |
| Lewis Dam Crockett County | 16 | 1962 | Significant | Not Rated |
| Leaf Lake Dam Tipton County | 33 | 1940 | Significant | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.