Big Bass Lake

TAMARACK CREEK· Lackawanna, Pennsylvania· Built 1957· Earth· 8 ft tall
High Hazard Recreation Private

Key Takeaway

Big Bass Lake is classified as high hazard in Pennsylvania. It was completed in 1957 and is 69 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 8 ft (taller than 2.3% in PA)
Dam Length400 ft
Dam TypeEarth
Max Storage455 acre-ft
Normal Storage277 acre-ft
Surface Area84 acres
Drainage Area2 sq mi
Year Completed1957 (69 years old)
NID IDPA00368

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 15, 2020
State Regulated: Yes
Regulatory Agency: Pennsylvania Department of Environmental Protection

Ownership

BIG BASS LAKE COMMUNITY ASSOCIATION

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Big Bass Lake?

Big Bass 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 Big Bass Lake?

Big Bass Lake is owned by BIG BASS LAKE COMMUNITY ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Big Bass Lake built?

Big Bass Lake was completed in 1957, making it 69 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 Big Bass Lake?

Big Bass 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 Big Bass Lake?

Big Bass Lake has a dam height of 8 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 Big Bass Lake last inspected?

Big Bass Lake was last inspected on October 15, 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.