Hayes Stockwater Dam
Hayes Stockwater Dam is an earth dam located in Buffalo County, South Dakota, built in 1949. It carries a Significant hazard potential classification.
About Hayes Stockwater Dam
The primary purpose of Hayes Stockwater Dam 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 Bruce Knight (private). It impounds the Crow Creek-tr.
The dam stands 30 feet tall and stretches 255 feet across, and has a maximum storage capacity of 19 acre-feet. Completed in 1949, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in 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 | Buffalo |
| Nearest City | None |
| River/Stream | Crow Creek-tr |
| Coordinates | 44.17229, -99.03974 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 255 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 19 acre-ft |
| Max Storage | 19 acre-ft |
| Normal Storage | 10 acre-ft |
| Max Discharge | 230 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Bruce Knight |
| Owner Type | Private |
| Hazard Classification | Significant |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01351 |
| Federal ID | SD01351 |
| More Info | State Dam Safety Program |