Viet No.1
Viet No.1 is an earth dam located in Ziebach County, South Dakota, built in 1962. It carries a Low hazard potential classification.
About Viet No.1
The primary purpose of Viet No.1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Ray Veit (private). It impounds the Tr Moreau.
The dam stands 30 feet tall and stretches 1,280 feet across, and has a maximum storage capacity of 396 acre-feet. Completed in 1962, 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 | Ziebach |
| Nearest City | None |
| River/Stream | Tr Moreau |
| Coordinates | 45.16999, -101.90999 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 1,280 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 396 acre-ft |
| Max Storage | 396 acre-ft |
| Normal Storage | 214 acre-ft |
| Max Discharge | 1,600 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | RAY VEIT |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00318 |
| Federal ID | SD00318 |
| More Info | State Dam Safety Program |