Herndons Pond Dam

LITTLE WALNUT BRANCH· Dorchester, South Carolina· Built 1940· 12 ft tall
Significant Hazard Recreation Private

Key Takeaway

Herndons Pond Dam is classified as significant hazard in South Carolina. It was completed in 1940 and is 86 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 12 ft (taller than 11% in SC)
Max Storage50 acre-ft
Normal Storage22 acre-ft
Surface Area14 acres
Year Completed1940 (86 years old)
NID IDSC01459

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

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

Emergency Action Plan: Yes
Last Inspection: March 14, 2023
State Regulated: Yes
Regulatory Agency: SC DHEC

Ownership

BYRON HERBERT HERNDON;HARLEY G AND JANET M HERNDON

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Herndons Pond Dam?

Herndons Pond Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Herndons Pond Dam?

Herndons Pond Dam is owned by BYRON HERBERT HERNDON;HARLEY G AND JANET M HERNDON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Herndons Pond Dam built?

Herndons Pond Dam was completed in 1940, making it 86 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 Herndons Pond Dam?

Herndons Pond 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 Herndons Pond Dam?

Herndons Pond Dam has a dam height of 12 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 Herndons Pond Dam last inspected?

Herndons Pond Dam was last inspected on March 14, 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.