Maciejewski #1 is an earth dam located in Corson County, South Dakota, built in 1944. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 600 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 Maciejewski #1
The primary purpose of Maciejewski #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 Maciejewski (private). It impounds the Tr Moreau.
The dam stands 18 feet tall and stretches 600 feet across, and has a maximum storage capacity of 55 acre-feet. Completed in 1944, 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 | Corson |
| Nearest City | None |
| River/Stream | Tr Moreau |
| Coordinates | 45.86832, -101.11332 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 600 ft |
| Year Completed | 1944 (82 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 24 acre-ft |
| Max Discharge | 1,080 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Maciejewski |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01695 |
| Federal ID | SD01695 |
| More Info | State Dam Safety Program |