East Loch Mcwilliams Dam
Key Takeaway
East Loch Mcwilliams Dam is classified as significant hazard in Louisiana. It was completed in 1983 and is 43 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 10 ft (taller than 9.7% in LA) |
| Dam Length | 570 ft |
| Dam Type | Earth |
| Max Storage | 70 acre-ft |
| Normal Storage | 51 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 593 cfs |
| Year Completed | 1983 (43 years old) |
| NID ID | LA00718 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
The Highlands Homeowners Association of St. Tammany, Inc.
Private
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What is the hazard classification of East Loch Mcwilliams Dam?
East Loch Mcwilliams Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates East Loch Mcwilliams Dam?
East Loch Mcwilliams Dam is owned by The Highlands Homeowners Association of St. Tammany, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was East Loch Mcwilliams Dam built?
East Loch Mcwilliams Dam was completed in 1983, making it 43 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of East Loch Mcwilliams Dam?
East Loch Mcwilliams Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is East Loch Mcwilliams Dam?
East Loch Mcwilliams Dam has a dam height of 10 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was East Loch Mcwilliams Dam last inspected?
East Loch Mcwilliams Dam was last inspected on September 20, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.