Virginia Dams
2,702 dams tracked by the National Inventory of Dams
Total Dams
2,702
High Hazard
433
16%
Poor / Unsatisfactory
124
Average Age
77 yrs
Hazard Classification
High433 (16.0%)
Significant183 (6.8%)
Low313 (11.6%)
Condition Assessment
Satisfactory399 (14.8%)
Fair292 (10.8%)
Poor / Unsatisfactory124 (4.6%)
Not Rated1,887 (69.8%)
Federal
57
State
73
Local
307
Private
1,538
Tallest Dams
- Long Bottom Branch Dam605 ft
- Bath County P S Upper Reservoir - Upper Dam 460 ft
- 30-Acre Pond300 ft
- West Fork Slurry Impoundment Dam260 ft
- Gathright Dam257 ft
High Hazard Dams
Poor Condition Dams
All Dams in Virginia
Showing 926–950 of 2,702
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Otwell Green Acres Dam Accomack County | 13 | — | Undetermined | Not Rated |
| Otter River Raw Water Terminal Reservoir Dam Campbell County | 42 | — | High | Satisfactory |
| Otter Lake Dam Amherst County | 26 | — | Low | Not Available |
| Ottari Scout Camp Dam #2 Pulaski County | 46 | — | Low | Fair |
| Other Lucks Dam Hanover County | 20 | — | Undetermined | Not Rated |
| Osborne Dam Patrick County | 50 | — | Undetermined | Not Rated |
| Ortel Dam Cumberland County | 20 | — | Undetermined | Not Rated |
| Orrock Lane Dam Caroline County | 15 | — | Undetermined | Not Rated |
| Oreil LLC Dam Madison County | 41 | — | Undetermined | Not Rated |
| Orchid Lake Dam Louisa County | 18 | 1966 | Low | Satisfactory |
| Orchard Lake Dam Botetourt County | 18 | — | Undetermined | Not Rated |
| Orapax Dam Goochland County | 26 | — | Undetermined | Not Rated |
| Orange Raw Water Reservoir Dam Orange County | 49 | — | Significant | Satisfactory |
| Orange Dam Buckingham County | 38 | — | Undetermined | Not Rated |
| Omohundra Millpond Dam Richmond County | 15 | — | Undetermined | Not Rated |
| Omisol Dam Prince William County | 21 | — | High | Fair |
| Olssons Dam King William County | 9 | — | Undetermined | Not Rated |
| Oliver Dam Loudoun County | 44 | — | Significant | Not Rated |
| Old Waterford Road Dam Loudoun County | 28 | — | Undetermined | Not Rated |
| Old Trail Dam #2 Albemarle County | 20 | — | Undetermined | Not Rated |
| Old Trail Dam #1 Albemarle County | 29 | — | Undetermined | Not Rated |
| Old Town Farm Dam King William County | 12 | — | Undetermined | Not Rated |
| Old Stone Mill Dam Pittsylvania County | 23 | — | Undetermined | Not Rated |
| Old Mountain South Dam Louisa County | 26 | — | Undetermined | Not Rated |
| Old Mountain North Dam Louisa County | 20 | — | Undetermined | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.