Ashland Oil Refinery Lake Dam

PRICHARD BRANCH· Boyd, Kentucky· Built 1959· Earth· 42 ft tall
Significant Hazard Other Private

Key Takeaway

Ashland Oil Refinery Lake Dam is classified as significant hazard in Kentucky. It was completed in 1959 and is 67 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 42 ft (taller than 76.3% in KY)
Dam Length430 ft
Dam TypeEarth
Max Storage179 acre-ft
Normal Storage128 acre-ft
Surface Area7 acres
Drainage Area0 sq mi
Year Completed1959 (67 years old)
NID IDKY00480

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: June 19, 2018
State Regulated: Yes
Regulatory Agency: KY Division of Water

Ownership

CATLETTSBURG REFINING LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Ashland Oil Refinery Lake Dam?

Ashland Oil Refinery 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 Ashland Oil Refinery Lake Dam?

Ashland Oil Refinery Lake Dam is owned by CATLETTSBURG REFINING LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Ashland Oil Refinery Lake Dam built?

Ashland Oil Refinery Lake Dam was completed in 1959, making it 67 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 Ashland Oil Refinery Lake Dam?

Ashland Oil Refinery Lake Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Ashland Oil Refinery Lake Dam?

Ashland Oil Refinery Lake Dam has a dam height of 42 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 Ashland Oil Refinery Lake Dam last inspected?

Ashland Oil Refinery Lake Dam was last inspected on June 19, 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.