Denby Dam
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Oglala Lakota |
| Nearest City | Wounded Knee |
| River/Stream | Wounded Knee Creek |
| Coordinates | 43.05738, -102.31501 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 540 ft |
| Year Completed | 1939 (87 years old) |
Storage & Hydraulics
| NID Storage | 439 acre-ft |
| Max Storage | 439 acre-ft |
| Normal Storage | 257 acre-ft |
| Surface Area | 25 acres |
| Drainage Area | 23 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | BIA |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |