Rock Lake Dam

GLADY CREEK· Marion, West Virginia· Built 1929· Earth· 17 ft tall
Significant Hazard Recreation Private

Key Takeaway

Rock Lake Dam is classified as significant hazard in West Virginia. It was completed in 1929 and is 97 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 17 ft (taller than 7.3% in WV)
Dam Length265 ft
Dam TypeEarth
Max Storage300 acre-ft
Normal Storage100 acre-ft
Surface Area27 acres
Drainage Area6 sq mi
Year Completed1929 (97 years old)
NID IDWV04917

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: Yes
Last Inspection: June 30, 2021
State Regulated: Yes
Regulatory Agency: DWWM

Ownership

ROCK LAKE CLUB INCORPORATED

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Rock Lake Dam?

Rock Lake 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 Rock Lake Dam?

Rock Lake Dam is owned by ROCK LAKE CLUB INCORPORATED (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Rock Lake Dam built?

Rock Lake Dam was completed in 1929, making it 97 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 Rock Lake Dam?

Rock 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 Rock Lake Dam?

Rock Lake Dam has a dam height of 17 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 Rock Lake Dam last inspected?

Rock Lake Dam was last inspected on June 30, 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.