Bonesteel Lake
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Gregory |
| Nearest City | NONE |
| River/Stream | PONCA CREEK-TR |
| Coordinates | 43.07166, -99.00166 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 550 ft |
| Year Completed | 1935 (91 years old) |
Storage & Hydraulics
| NID Storage | 132 acre-ft |
| Max Storage | 132 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,340 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | S&PL |
| Owner Type | State |
| Hazard Classification | Low |
| Last Inspection | 10/25/2023 |
| Emergency Action Plan | Not Required |