Iversen Dam is an earth dam located in Jones County, South Dakota, built in 1976. It carries a Low hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 400 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 Iversen Dam
The primary purpose of Iversen Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Roy Iversen (private). It impounds the Tr Bad River.
The dam stands 15 feet tall and stretches 400 feet across, and has a maximum storage capacity of 72 acre-feet. Completed in 1976, the structure is 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 | Jones |
| River/Stream | Tr Bad River |
| Coordinates | 43.98412, -100.65771 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 5 ft |
| Dam Length | 400 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 72 acre-ft |
| Max Storage | 72 acre-ft |
| Normal Storage | 48 acre-ft |
| Max Discharge | 540 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Roy Iversen |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02579 |
| Federal ID | SD02579 |
| More Info | State Dam Safety Program |