Jones Lake Dam

Andover Sewell Branch· Kent, Maryland· Built 1930· Earth· 13 ft tall
Low Hazard Recreation Private

Key Takeaway

Jones Lake Dam is classified as low hazard in Maryland. It was completed in 1930 and is 96 years old. Its primary use is recreation.

Physical Details

Dam Height 13 ft (taller than 14.1% in MD)
Dam Length1,180 ft
Dam TypeEarth
Max Storage77 acre-ft
Normal Storage33 acre-ft
Surface Area36 acres
Drainage Area43 sq mi
Max Discharge1,273 cfs
Year Completed1930 (96 years old)
NID IDMD00170

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: April 9, 2015
State Regulated: Yes
Regulatory Agency: MD Dam Safety

Ownership

Jones Lake Corporation

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Jones Lake Dam?

Jones 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 Jones Lake Dam?

Jones Lake Dam is owned by Jones Lake Corporation (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Jones Lake Dam built?

Jones Lake Dam was completed in 1930, making it 96 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 Jones Lake Dam?

Jones 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 Jones Lake Dam?

Jones Lake Dam has a dam height of 13 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 Jones Lake Dam last inspected?

Jones Lake Dam was last inspected on April 9, 2015. 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.