Lower Theisman Dam
Key Takeaway
Lower Theisman Dam is classified as unknown in Virginia. Its primary use is recreation.
Physical Details
| Dam Height | 20 ft (taller than 26.8% in VA) |
| Dam Length | 660 ft |
| Dam Type | Earth |
| Max Storage | 92 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
| NID ID | VA107072 |
Safety Information
Hazard potential has not been determined.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Theisman, Joseph R.
Private
Nearby Dams
Limestone Court Dam
Loudoun, VA
Unknown 15 ftOld Waterford Road Dam
Loudoun, VA
Unknown 28 ftGore Dam
Loudoun, VA
High Hazard 40 ftEvans Pond Dam
Loudoun, VA
Unknown 18 ftHui Dam
Loudoun, VA
Unknown 30 ftLower Spectacular Bid Drive Dam
Loudoun, VA
Unknown 25 ftProximity Dam
Loudoun, VA
Unknown 30 ftPoint of Rocks Dam
Frederick, MD
Significant Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Lower Theisman Dam?
Lower Theisman Dam is classified as Unknown. Hazard potential has not been determined. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lower Theisman Dam?
Lower Theisman Dam is owned by Theisman, Joseph R. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Lower Theisman Dam?
Lower Theisman Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lower Theisman Dam?
Lower Theisman Dam has a dam height of 20 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.