Grattan Dam

Goochland, Virginia· 30 ft tall
Unknown Private

Key Takeaway

Grattan Dam is classified as unknown in Virginia.

Physical Details

Dam Height 30 ft (taller than 67.7% in VA)
Dam Length315 ft
Max Storage130 acre-ft
Normal Storage68 acre-ft
Surface Area7 acres
Drainage Area0 sq mi
NID IDVA075119

Safety Information

Unknown

Hazard potential has not been determined.

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

Emergency Action Plan: No
State Regulated: Yes
Regulatory Agency: Department of Conservation and Recreation

Ownership

Sara Massie Grattan

Private

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Frequently Asked Questions

What is the hazard classification of Grattan Dam?

Grattan Dam is classified as Unknown. Hazard potential has not been determined. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Grattan Dam?

Grattan Dam is owned by Sara Massie Grattan (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

How tall is Grattan Dam?

Grattan Dam has a dam height of 30 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.

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.