Herman #10
Herman #10 is an earth dam located in Jones County, South Dakota, built in 1964. It carries a Low hazard potential classification.
About Herman #10
The primary purpose of Herman #10 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 Herman Ranch (private). It impounds the Tr-bad River near Fort Pierre.
The dam stands 32 feet tall and stretches 489 feet across, and has a maximum storage capacity of 29 acre-feet. Completed in 1964, 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.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | South Dakota |
| County | Jones |
| Nearest City | Fort Pierre |
| River/Stream | Tr-bad River |
| Coordinates | 44.04666, -100.61832 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 489 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 29 acre-ft |
| Max Storage | 29 acre-ft |
| Normal Storage | 16 acre-ft |
| Max Discharge | 1,134 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | HERMAN RANCH |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00052 |
| Federal ID | SD00052 |
| More Info | State Dam Safety Program |