Hight No. 1 is an earth dam located in Mellette County, South Dakota, built in 1962. It carries a Low hazard potential classification.
Dam profile
NID height · 29 ft29 ft tall and 280 ft long, taller than 65% 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 Hight No. 1
The primary purpose of Hight No. 1 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 C. H. Hight (private). It impounds the Trib. Little White River.
The dam stands 29 feet tall and stretches 280 feet across, and has a maximum storage capacity of 16 acre-feet. Completed in 1962, 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 | Mellette |
| Nearest City | None |
| River/Stream | Trib. Little White River |
| Coordinates | 43.60666, -100.67499 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 280 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 16 acre-ft |
| Max Storage | 16 acre-ft |
| Normal Storage | 10 acre-ft |
| Max Discharge | 288 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | C. H. Hight |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01285 |
| Federal ID | SD01285 |
| More Info | State Dam Safety Program |