Gerkin Refuge No.2 is an earth dam located in Faulk County, South Dakota, built in 1956. It carries a Low hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 495 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 Gerkin Refuge No.2
The primary purpose of Gerkin Refuge No.2 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Gf&p (state). It impounds the Tr Snake.
The dam stands 15 feet tall and stretches 495 feet across, and has a maximum storage capacity of 140 acre-feet. Completed in 1956, 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. The most recent inspection on record was 11/04/2019.
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Location
| State | South Dakota |
| County | Faulk |
| Nearest City | None |
| River/Stream | Tr Snake |
| Coordinates | 45.01067, -98.93685 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 495 ft |
| Year Completed | 1956 (70 years old) |
Storage & Hydraulics
| NID Storage | 140 acre-ft |
| Max Storage | 140 acre-ft |
| Normal Storage | 88 acre-ft |
| Max Discharge | 2,025 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Gf&p |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/04/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00007 |
| Federal ID | SD00007 |
| More Info | State Dam Safety Program |