Marshall Lake

POND CREEK· Monroe, Pennsylvania· Built 1904· Earth· 9 ft tall
High Hazard Recreation Private

Key Takeaway

Marshall Lake is classified as high hazard in Pennsylvania. It was completed in 1904 and is 122 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 9 ft (taller than 5.5% in PA)
Dam Length305 ft
Dam TypeEarth
Max Storage62 acre-ft
Normal Storage40 acre-ft
Surface Area11 acres
Drainage Area8 sq mi
Year Completed1904 (122 years old)
NID IDPA00985

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: February 19, 2020
State Regulated: Yes
Regulatory Agency: Pennsylvania Department of Environmental Protection

Ownership

KHAN F MOHAMMAD

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Marshall Lake?

Marshall Lake is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Marshall Lake?

Marshall Lake is owned by KHAN F MOHAMMAD (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Marshall Lake built?

Marshall Lake was completed in 1904, making it 122 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 Marshall Lake?

Marshall Lake 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 Marshall Lake?

Marshall Lake has a dam height of 9 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 Marshall Lake last inspected?

Marshall Lake was last inspected on February 19, 2020. 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.