Collins Dam is an earth dam located in Ziebach County, South Dakota, built in 2000. It carries a Low hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 440 ft long, taller than 74% 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 Collins Dam
The primary purpose of Collins 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 Jerry Collins (private). It impounds the Tr. Cottonwood Creek.
The dam stands 32 feet tall and stretches 440 feet across, creates a reservoir covering 3 acres, and has a maximum storage capacity of 41 acre-feet. Completed in 2000, the structure is 26 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 11/17/2003. That was over 22 years ago.
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Location
| State | South Dakota |
| County | Ziebach |
| River/Stream | Tr. Cottonwood Creek |
| Coordinates | 44.81544, -101.46050 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 440 ft |
| Year Completed | 2000 (26 years old) |
Storage & Hydraulics
| NID Storage | 41 acre-ft |
| Max Storage | 41 acre-ft |
| Normal Storage | 34 acre-ft |
| Surface Area | 3 acres |
| Max Discharge | 540 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Jerry Collins |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/17/2003 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02509 |
| Federal ID | SD02509 |
| More Info | State Dam Safety Program |