Lyman Lake Dam

MIDDLE TYGER RIVER· Spartanburg, South Carolina· Built 1955· 43 ft tall
High Hazard Recreation Local Government

Key Takeaway

Lyman Lake Dam is classified as high hazard in South Carolina. It was completed in 1955 and is 71 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 43 ft (taller than 94.1% in SC)
Max Storage12.2K acre-ft
Normal Storage5.8K acre-ft
Surface Area418 acres
Year Completed1955 (71 years old)
NID IDSC00737

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: May 18, 2023
State Regulated: Yes
Regulatory Agency: SC DHEC

Ownership

STARTEX JACKSON WELLFORD DUNCAN WATER DISTRICT

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lyman Lake Dam?

Lyman Lake Dam 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 Lyman Lake Dam?

Lyman Lake Dam is owned by STARTEX JACKSON WELLFORD DUNCAN WATER DISTRICT (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lyman Lake Dam built?

Lyman Lake Dam was completed in 1955, making it 71 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 Lyman Lake Dam?

Lyman Lake 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 Lyman Lake Dam?

Lyman Lake Dam has a dam height of 43 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 Lyman Lake Dam last inspected?

Lyman Lake Dam was last inspected on May 18, 2023. 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.