Lee Calhoon 2 is an earth dam located in Tripp County, South Dakota, built in 1965. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 338 ft long, taller than 62% 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 Lee Calhoon 2
The primary purpose of Lee Calhoon 2 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 Calhoon Ranch Inc. (private). It impounds the White River Off Stream.
The dam stands 28 feet tall and stretches 338 feet across, and has a maximum storage capacity of 35 acre-feet. Completed in 1965, 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.
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Location
| State | South Dakota |
| County | Tripp |
| Nearest City | None |
| River/Stream | White River Off Stream |
| Coordinates | 43.66499, -99.98332 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 338 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 35 acre-ft |
| Max Storage | 35 acre-ft |
| Normal Storage | 20 acre-ft |
| Max Discharge | 1,260 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Calhoon Ranch Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00573 |
| Federal ID | SD00573 |
| More Info | State Dam Safety Program |