J.b. Mcginnis
J.b. Mcginnis is an earth dam located in Perkins County, South Dakota, built in 1946. It carries a Low hazard potential classification.
About J.b. Mcginnis
The primary purpose of J.b. Mcginnis 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 Wayne Kennedy (private). It impounds the Tr Moreau River.
The dam stands 20 feet tall and stretches 250 feet across, and has a maximum storage capacity of 105 acre-feet. Completed in 1946, 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 | Perkins |
| Nearest City | None |
| River/Stream | Tr Moreau River |
| Coordinates | 45.13166, -102.39332 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 250 ft |
| Year Completed | 1946 (80 years old) |
Storage & Hydraulics
| NID Storage | 105 acre-ft |
| Max Storage | 105 acre-ft |
| Normal Storage | 73 acre-ft |
| Max Discharge | 300 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | WAYNE KENNEDY |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01757 |
| Federal ID | SD01757 |
| More Info | State Dam Safety Program |