Lake Louise

Puzzley Run· Garrett, Maryland· Built 1930· Rockfill· 21 ft tall
Significant Hazard Recreation Private

Key Takeaway

Lake Louise is classified as significant hazard in Maryland. It was completed in 1930 and is 96 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 21 ft (taller than 47.7% in MD)
Dam Length355 ft
Dam TypeRockfill
Max Storage389 acre-ft
Normal Storage252 acre-ft
Surface Area30 acres
Drainage Area1 sq mi
Max Discharge532 cfs
Year Completed1930 (96 years old)
NID IDMD00114

Safety Information

Significant Hazard

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?

Emergency Action Plan: Yes
Last Inspection: May 4, 2018
State Regulated: Yes
Regulatory Agency: MD Dam Safety

Ownership

East Huntingdon Corporation

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Louise?

Lake Louise 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 Lake Louise?

Lake Louise is owned by East Huntingdon Corporation (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Louise built?

Lake Louise was completed in 1930, making it 96 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 Lake Louise?

Lake Louise 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 Lake Louise?

Lake Louise has a dam height of 21 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 Lake Louise last inspected?

Lake Louise was last inspected on May 4, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.