North Carolina Dams
3,622 dams tracked by the National Inventory of Dams
Total Dams
3,622
High Hazard
1,638
45.2%
Poor / Unsatisfactory
381
Average Age
65 yrs
Hazard Classification
High1,638 (45.2%)
Significant648 (17.9%)
Low1,336 (36.9%)
Condition Assessment
Satisfactory492 (13.6%)
Fair1,790 (49.4%)
Poor / Unsatisfactory381 (10.5%)
Not Rated959 (26.5%)
Federal
52
State
73
Local
370
Private
2,832
Tallest Dams
- Fontana Dam480 ft
- Hiwassee Dam307 ft
- Cheoah 236 ft
- Santeetlah 216 ft
- Yadkin Narrows 214 ft
High Hazard Dams
- Fontana DamHigh
- Hiwassee DamHigh
- Cheoah High
- Santeetlah High
- Yadkin Narrows High
Poor Condition Dams
- Santeetlah Poor
- Moss Lake DamPoor
- Gaston Poor
- Cliffside Inactive Ash Basin #5 Main DamUnsatisfactory
- Turner Shoals DamPoor
All Dams in North Carolina
Showing 1151–1175 of 3,622
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Orton Lake Dam Brunswick County | 12 | 1700 | Low | Not Rated |
| Orchard Lake Dam Henderson County | 25 | 1964 | High | Fair |
| Orange-Alamance Lake Dam Orange County | 20 | 1968 | Low | Satisfactory |
| Ollie Neal Dam Rockingham County | 29 | — | Low | Not Rated |
| Oliver Pond Dam Wake County | — | — | Significant | Not Rated |
| Oliver Dam Wilkes County | 27 | — | High | Fair |
| Olive Lake Dam Harnett County | 18 | 1954 | Low | Poor |
| Olive Farm Pond Dam Wake County | — | — | High | Not Rated |
| Old Tryon Water Suppy Dam Polk County | 20 | — | High | Poor |
| Old Stoney Creek Dam Alamance County | 37 | 1928 | High | Fair |
| Old Peel Farm Dam Martin County | 25 | 1960 | Low | Not Rated |
| Old Mill Lake Dam Caldwell County | 53 | — | High | Unsatisfactory |
| Old Kernersville Dam Forsyth County | 20 | — | Significant | Not Rated |
| Oldham Upper Lake Dam #1 Lee County | 18 | — | Significant | Fair |
| Oldham Lower Lake Dam #2 Lee County | 25 | — | Low | Poor |
| Old Fort Water Supply Dam McDowell County | 25 | — | Significant | Satisfactory |
| Olde Sycamore Wwtp Lagoon Dam Union County | 25 | 1997 | High | Fair |
| Olde Raleigh Dam #3 Wake County | 22 | — | High | Fair |
| Olde Raleigh Dam #2 Wake County | 22 | — | High | Fair |
| Olde Raleigh Dam #1 Wake County | 18 | — | High | Fair |
| Olde Liberty Gc Hole 11 Dam Franklin County | — | 2007 | High | Not Rated |
| Olde Farm Lake Dam Harnett County | 23 | — | High | Not Rated |
| Old Deep River Golf Course Dam Guilford County | 22 | — | High | Fair |
| Old Crescent Lake Dam Wayne County | 17 | — | High | Unsatisfactory |
| Old Blowing Rock Water Supply Dam Watauga County | 34 | 1958 | High | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.