Grassy Knob Acres Dam

Broad River· Polk, North Carolina· Earth·
Significant Hazard Recreation Private

Key Takeaway

Grassy Knob Acres Dam is classified as significant hazard in North Carolina. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Length160 ft
Dam TypeEarth
Max Storage75 acre-ft
Normal Storage50 acre-ft
Surface Area3 acres
NID IDNC04106

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: No
Last Inspection: February 10, 2021
State Regulated: Yes
Regulatory Agency: NCDEQ, DEMLR, Dam Safety Program

Ownership

Grassy Knob Acres, Inc.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Grassy Knob Acres Dam?

Grassy Knob Acres 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 Grassy Knob Acres Dam?

Grassy Knob Acres Dam is owned by Grassy Knob Acres, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Grassy Knob Acres Dam?

Grassy Knob Acres 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 Grassy Knob Acres Dam last inspected?

Grassy Knob Acres Dam was last inspected on February 10, 2021. 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.