Sorum Dam is an earth dam located in Perkins County, South Dakota, built in 1934. It carries a Low hazard potential classification.
Dam profile
NID height · 33 ft33 ft tall and 500 ft long, taller than 76% 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 Sorum Dam
The primary purpose of Sorum Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by S&pl (state). It impounds the Tr-moreau.
The dam stands 33 feet tall and stretches 500 feet across, and has a maximum storage capacity of 2,000 acre-feet. Completed in 1934, the structure is well-established, with more than 75 years of service.
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. The most recent inspection on record was 12/18/2018.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | South Dakota |
| County | Perkins |
| Nearest City | None |
| River/Stream | Tr-moreau |
| Coordinates | 45.44147, -102.89063 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Dam Length | 500 ft |
| Year Completed | 1934 (92 years old) |
Storage & Hydraulics
| NID Storage | 2,000 acre-ft |
| Max Storage | 2,000 acre-ft |
| Normal Storage | 1,150 acre-ft |
| Max Discharge | 400 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | S&pl |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/18/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00925 |
| Federal ID | SD00925 |
| More Info | State Dam Safety Program |