A. Holzwarth is an earth dam located in Potter County, South Dakota, built in 1939. It carries a Low hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 420 ft long, taller than 55% of U.S. dams with a recorded height. 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 A. Holzwarth
The primary purpose of A. Holzwarth 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 A. Holzwarth (private). It impounds the Tr-missouri.
The dam stands 26 feet tall and stretches 420 feet across, and has a maximum storage capacity of 73 acre-feet. Completed in 1939, 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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | South Dakota |
| County | Potter |
| Nearest City | None |
| River/Stream | Tr-missouri |
| Coordinates | 45.23833, -100.20166 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 420 ft |
| Year Completed | 1939 (87 years old) |
Storage & Hydraulics
| NID Storage | 73 acre-ft |
| Max Storage | 73 acre-ft |
| Normal Storage | 35 acre-ft |
| Max Discharge | 630 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | A. Holzwarth |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00933 |
| Federal ID | SD00933 |
| More Info | State Dam Safety Program |