Gibbons Dam is an earth dam located in Brookings County, South Dakota, built in 1996. It carries a Low hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 750 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 Gibbons Dam
The primary purpose of Gibbons 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 William Gibbons (private). It impounds the Trib. Deer Creek.
The dam stands 21 feet tall and stretches 750 feet across, creates a reservoir covering 19 acres, has a maximum storage capacity of 242 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1996, the structure is 30 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 | Brookings |
| Nearest City | None |
| River/Stream | Trib. Deer Creek |
| Coordinates | 44.38731, -96.57873 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 750 ft |
| Year Completed | 1996 (30 years old) |
Storage & Hydraulics
| NID Storage | 242 acre-ft |
| Max Storage | 242 acre-ft |
| Normal Storage | 162 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 1,200 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | William Gibbons |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02416 |
| Federal ID | SD02416 |
| More Info | State Dam Safety Program |