Holmberg Dam

White Oak Creek· Polk, North Carolina· Built 1981· Earth·
Low Hazard Recreation Private

Key Takeaway

Holmberg Dam is classified as low hazard in North Carolina. It was completed in 1981 and is 45 years old. Its primary use is recreation.

Physical Details

Dam Length122 ft
Dam TypeEarth
Max Storage30 acre-ft
Normal Storage20 acre-ft
Surface Area3 acres
Year Completed1981 (45 years old)
NID IDNC03709

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: February 7, 2023
State Regulated: Yes
Regulatory Agency: NCDEQ, DEMLR, Dam Safety Program

Ownership

Robert S Flynn

Private

Nearby Dams

Derbyshire Dam

Polk, NC

High Hazard

Hooper Creek Dam

Polk, NC

Significant Hazard

Deering Milliken Dam

Polk, NC

Significant Hazard

Harper Sibley Dam

Spartanburg, SC

Low Hazard 29 ft

Thompson Dam

Polk, NC

Low Hazard

Fairview Farms Dam

Spartanburg, SC

Low Hazard 44 ft

Wayne Horne Dam

Polk, NC

Low Hazard

Tryon Estates Dam

Polk, NC

Low Hazard

Frequently Asked Questions

What is the hazard classification of Holmberg Dam?

Holmberg 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 Holmberg Dam?

Holmberg Dam is owned by Robert S Flynn (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Holmberg Dam built?

Holmberg Dam was completed in 1981, making it 45 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 Holmberg Dam?

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

When was Holmberg Dam last inspected?

Holmberg Dam was last inspected on February 7, 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.