Opossum Lake Dam

POUNDS CREEK· Gwinnett, Georgia· Earth· 19 ft tall
Low Hazard Recreation Local Government

Key Takeaway

Opossum Lake Dam is classified as low hazard in Georgia. Its primary use is recreation.

Physical Details

Dam Height 19 ft (taller than 36.5% in GA)
Dam Length830 ft
Dam TypeEarth
Max Storage150 acre-ft
Surface Area40 acres
Drainage Area1,000 sq mi
NID IDGA00579

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: October 4, 2016
State Regulated: No

Ownership

Gwinnett County

Local Government

Nearby Dams

Edwards Cove Lake West Dam

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Pylant Lake Dam

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Stn Mtn Pk Golf Course Lake Dam

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Ramsden Lake Dam

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Mendoza Lake Dam

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Stone Mountain Park Lake Dam

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High Hazard 60 ft

Water's Edge Lake Dam

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Kristina Lake Dam

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Frequently Asked Questions

What is the hazard classification of Opossum Lake Dam?

Opossum 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 Opossum Lake Dam?

Opossum Lake Dam is owned by Gwinnett County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Opossum Lake Dam?

Opossum 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 Opossum Lake Dam?

Opossum 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 Opossum Lake Dam last inspected?

Opossum Lake Dam was last inspected on October 4, 2016. 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.