Lewisville Dam
High HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | Texas |
| County | Denton |
| Nearest City | LEWISVILLE |
| River/Stream | ELM FORK OF THE TRINITY RIVER |
| Coordinates | 33.06932, -96.96454 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 135 ft |
| Dam Height | 130 ft |
| Dam Length | 32,328 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 1,804,300 acre-ft |
| Max Storage | 1,804,300 acre-ft |
| Normal Storage | 618,400 acre-ft |
| Surface Area | 23,280 acres |
| Drainage Area | 1,660 sq mi |
| Max Discharge | 216,800 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | USACE - Fort Worth District |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 02/28/2024 |
| Emergency Action Plan | Yes |