Lake Somerset

BROAD RUN· Chester, Pennsylvania· Built 1969· Earth· 32 ft tall
High Hazard Recreation Private

Key Takeaway

Lake Somerset is classified as high hazard in Pennsylvania. It was completed in 1969 and is 57 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 32 ft (taller than 67.5% in PA)
Dam Length800 ft
Dam TypeEarth
Max Storage248 acre-ft
Normal Storage208 acre-ft
Surface Area25 acres
Drainage Area1 sq mi
Year Completed1969 (57 years old)
NID IDPA00248

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: October 21, 2021
State Regulated: Yes
Regulatory Agency: Pennsylvania Department of Environmental Protection

Ownership

SOMERSET LAKE SERVICE CORPORATION

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Somerset?

Lake Somerset 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 Lake Somerset?

Lake Somerset is owned by SOMERSET LAKE SERVICE CORPORATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Somerset built?

Lake Somerset was completed in 1969, making it 57 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 Somerset?

Lake Somerset 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 Somerset?

Lake Somerset has a dam height of 32 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 Somerset last inspected?

Lake Somerset was last inspected on October 21, 2021. 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.