Hi-Roc Lake Dam

NO NAME· Rockdale, Georgia· Built 1965· Earth· 19 ft tall
Low Hazard Recreation Private

Key Takeaway

Hi-Roc Lake Dam is classified as low hazard in Georgia. It was completed in 1965 and is 61 years old. Its primary use is recreation.

Physical Details

Dam Height 19 ft (taller than 36.5% in GA)
Dam Length1,310 ft
Dam TypeEarth
Max Storage148 acre-ft
Normal Storage80 acre-ft
Surface Area15 acres
Drainage Area276 sq mi
Year Completed1965 (61 years old)
NID IDGA01268

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: September 1, 2018
State Regulated: No

Ownership

Hi-Roc Association, Inc.

Private

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Frequently Asked Questions

What is the hazard classification of Hi-Roc Lake Dam?

Hi-Roc 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 Hi-Roc Lake Dam?

Hi-Roc Lake Dam is owned by Hi-Roc Association, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hi-Roc Lake Dam built?

Hi-Roc Lake Dam was completed in 1965, making it 61 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 Hi-Roc Lake Dam?

Hi-Roc Lake 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 Hi-Roc Lake Dam?

Hi-Roc Lake Dam has a dam height of 19 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 Hi-Roc Lake Dam last inspected?

Hi-Roc Lake Dam was last inspected on September 1, 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.