Loch Mcwilliams Dam
Louisiana — St. Tammany County — Tr-Bills Creek
Location
| State | Louisiana |
| County | St. Tammany |
| River | Tr-Bills Creek |
| Coordinates | 30.64275, -90.09278 |
Physical Characteristics
| NID Height | 26 ft |
| Dam Height | 24 ft |
| Dam Length | 1,107 ft |
| NID Storage | 700 acre-ft |
| Max Storage | 700 acre-ft |
| Surface Area | 59 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Fair |
| EAP Status | Yes |
| Last Inspection | December 2, 2024 |
| Inspection Frequency | 3 |
Dam Information
| Year Completed | 1983 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | The Highlands Homeowners Association of St. Tammany, Inc. |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.