Cold Creek Dam is an earth dam located in Fall River County, South Dakota, built in 1943. It carries a Significant hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 870 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 Cold Creek Dam
The primary purpose of Cold Creek 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 Cindy Brunson (private). It impounds the Coal Creek near Edgemont.
The dam stands 15 feet tall and stretches 870 feet across, and has a maximum storage capacity of 240 acre-feet. Completed in 1943, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 07/26/1978. That was over 48 years ago.
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Location
| State | South Dakota |
| County | Fall River |
| Nearest City | Edgemont |
| River/Stream | Coal Creek |
| Coordinates | 43.20079, -103.85334 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 870 ft |
| Year Completed | 1943 (83 years old) |
Storage & Hydraulics
| NID Storage | 240 acre-ft |
| Max Storage | 240 acre-ft |
| Normal Storage | 192 acre-ft |
| Max Discharge | 715 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Cindy Brunson |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 07/26/1978 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01402 |
| Federal ID | SD01402 |
| More Info | State Dam Safety Program |