Simpson Lake Dam

Troublesome Creek· Rockingham, North Carolina· Built 1958· Earth·
Low Hazard Irrigation Private

Key Takeaway

Simpson Lake Dam is classified as low hazard in North Carolina. It was completed in 1958 and is 68 years old. Its primary use is irrigation.

Physical Details

Dam Length426 ft
Dam TypeEarth
Max Storage67 acre-ft
Normal Storage58 acre-ft
Surface Area6 acres
Max Discharge132 cfs
Year Completed1958 (68 years old)
NID IDNC00566

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

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

Emergency Action Plan: No
Last Inspection: January 25, 2018
State Regulated: Yes
Regulatory Agency: NCDEQ, DEMLR, Dam Safety Program

Ownership

Donna D Smith

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Simpson Lake Dam?

Simpson Lake Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Simpson Lake Dam?

Simpson Lake Dam is owned by Donna D Smith (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Simpson Lake Dam built?

Simpson Lake Dam was completed in 1958, making it 68 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 Simpson Lake Dam?

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

When was Simpson Lake Dam last inspected?

Simpson Lake Dam was last inspected on January 25, 2018. 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.