Virgil Horton 4 is an earth dam located in Pennington County, South Dakota, built in 1952. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 550 ft long. 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 Virgil Horton 4
The primary purpose of Virgil Horton 4 is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Virgil Horton (private). It impounds the Tr-bad River.
The dam stands 18 feet tall and stretches 550 feet across, and has a maximum storage capacity of 110 acre-feet. Completed in 1952, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | South Dakota |
| County | Pennington |
| Nearest City | None |
| River/Stream | Tr-bad River |
| Coordinates | 43.83999, -102.12499 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 550 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 110 acre-ft |
| Max Storage | 110 acre-ft |
| Normal Storage | 70 acre-ft |
| Max Discharge | 1,250 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Virgil Horton |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01933 |
| Federal ID | SD01933 |
| More Info | State Dam Safety Program |