Alvine Dam is an earth dam located in Lake County, South Dakota, built in 1974. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 350 ft long, taller than 68% 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 Alvine Dam
The primary purpose of Alvine Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Frank Alvine (private). It impounds the Trib. East Vermillion River.
The dam stands 30 feet tall and stretches 350 feet across, and has a maximum storage capacity of 100 acre-feet. Completed in 1974, 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 | Lake |
| Nearest City | None |
| River/Stream | Trib. East Vermillion River |
| Coordinates | 44.04755, -97.33619 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 350 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 100 acre-ft |
| Max Storage | 100 acre-ft |
| Normal Storage | 81 acre-ft |
| Max Discharge | 1,950 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Frank Alvine |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02246 |
| Federal ID | SD02246 |
| More Info | State Dam Safety Program |