Cope Dam
Cope Dam is an earth dam located in Fall River County, South Dakota, built in 1941. It carries a Low hazard potential classification.
About Cope Dam
The primary purpose of Cope Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Cope Ranch (private). It impounds the Horsehead Creek-tr.
The dam stands 27 feet tall and stretches 650 feet across, and has a maximum storage capacity of 108 acre-feet. Completed in 1941, 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.
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Location
| State | South Dakota |
| County | Fall River |
| Nearest City | None |
| River/Stream | Horsehead Creek-tr |
| Coordinates | 43.06932, -103.20841 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 650 ft |
| Year Completed | 1941 (85 years old) |
Storage & Hydraulics
| NID Storage | 108 acre-ft |
| Max Storage | 108 acre-ft |
| Normal Storage | 92 acre-ft |
| Max Discharge | 660 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Cope Ranch |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01051 |
| Federal ID | SD01051 |
| More Info | State Dam Safety Program |