Trotter Ranch Dam
Trotter Ranch Dam is an earth dam located in Fall River County, South Dakota, built in 1957. It carries a Low hazard potential classification.
About Trotter Ranch Dam
The primary purpose of Trotter Ranch 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 4k Cattle Llc (private). It impounds the Tr-north Fork Duck Creek.
The dam stands 11 feet tall and stretches 490 feet across, and has a maximum storage capacity of 55 acre-feet. Completed in 1957, 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.
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Location
| State | South Dakota |
| County | Fall River |
| Nearest City | None |
| River/Stream | Tr-north Fork Duck Creek |
| Coordinates | 43.11355, -103.82508 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 490 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 40 acre-ft |
| Max Discharge | 585 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | 4K Cattle LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01389 |
| Federal ID | SD01389 |
| More Info | State Dam Safety Program |