Long Lake Dam

Long Creek· Stanly, North Carolina· Built 1915· Concrete·
High Hazard Water Supply Local Government

Key Takeaway

Long Lake Dam is classified as high hazard in North Carolina. It was completed in 1915 and is 111 years old. Its primary use is water supply. 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 Length475 ft
Dam TypeConcrete
Max Storage1.4K acre-ft
Normal Storage833 acre-ft
Surface Area92 acres
Drainage Area20,030 sq mi
Max Discharge7,900 cfs
Year Completed1915 (111 years old)
Year Modified1989
NID IDNC00546

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: January 4, 2022
State Regulated: Yes
Regulatory Agency: NCDEQ, DEMLR, Dam Safety Program

Ownership

City of Albemarle

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Long Lake Dam?

Long 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 Long Lake Dam?

Long Lake Dam is owned by City of Albemarle (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Long Lake Dam built?

Long Lake Dam was completed in 1915, making it 111 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 Long Lake Dam?

Long Lake Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Long Lake Dam last inspected?

Long Lake Dam was last inspected on January 4, 2022. 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.