Twin Lakes Dam
High HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | Nebraska |
| County | Seward |
| Nearest City | LINCOLN |
| River/Stream | SOUTH BRANCH MIDDLE CREEK |
| Coordinates | 40.82411, -96.95674 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 45 ft |
| Dam Length | 3,500 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 11,750 acre-ft |
| Max Storage | 11,750 acre-ft |
| Normal Storage | 2,850 acre-ft |
| Surface Area | 255 acres |
| Drainage Area | 11 sq mi |
| Max Discharge | 25,200 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | USACE - Omaha District |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 07/29/2024 |
| Emergency Action Plan | Yes |