Blair Dam is an earth dam located in Pittsylvania County, Virginia. It carries a Undetermined hazard potential classification.
Dam profile
NID height · 31 ft31 ft tall and 400 ft long, taller than 72% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Blair Dam
The primary purpose of Blair Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by D Thomas Blair (private). It impounds the Spring and Runoff Fed.
The dam stands 31 feet tall and stretches 400 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 62 acre-feet, and collects water from a drainage area of 0 square miles.
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Location
| State | Virginia |
| County | Pittsylvania |
| River/Stream | Spring and Runoff Fed |
| Coordinates | 36.94890, -79.48400 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 400 ft |
Storage & Hydraulics
| NID Storage | 62 acre-ft |
| Max Storage | 62 acre-ft |
| Normal Storage | 48 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Irrigation |
| Owner | D Thomas Blair |
| Owner Type | Private |
| Hazard Classification | Undetermined |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | VA143097 |
| Federal ID | VA143097 |
| More Info | State Dam Safety Program |