T. Trent No.1 is an earth dam located in Ziebach County, South Dakota, built in 1948. It carries a Low hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 420 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 T. Trent No.1
The primary purpose of T. Trent No.1 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 T. Trent (private). It impounds the Tr Cheyenne.
The dam stands 21 feet tall and stretches 420 feet across, and has a maximum storage capacity of 152 acre-feet. Completed in 1948, 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 | Ziebach |
| Nearest City | None |
| River/Stream | Tr Cheyenne |
| Coordinates | 44.81166, -101.76166 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 420 ft |
| Year Completed | 1948 (78 years old) |
Storage & Hydraulics
| NID Storage | 152 acre-ft |
| Max Storage | 152 acre-ft |
| Normal Storage | 75 acre-ft |
| Max Discharge | 1,050 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | T. Trent |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00525 |
| Federal ID | SD00525 |
| More Info | State Dam Safety Program |