Jessup Prison Dam

Dorsey Run-TR· Anne Arundel, Maryland· Built 1982· Earth· 31 ft tall
Significant Hazard Recreation State Government

Key Takeaway

Jessup Prison Dam is classified as significant hazard in Maryland. It was completed in 1982 and is 44 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 31 ft (taller than 77.2% in MD)
Dam Length760 ft
Dam TypeEarth
Max Storage75 acre-ft
Normal Storage20 acre-ft
Surface Area5 acres
Drainage Area1 sq mi
Max Discharge1,200 cfs
Year Completed1982 (44 years old)
Year Modified1982
NID IDMD00296

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: December 31, 2018
State Regulated: Yes
Regulatory Agency: MD Dam Safety

Ownership

MD House of Corrections

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Jessup Prison Dam?

Jessup Prison 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 Jessup Prison Dam?

Jessup Prison Dam is owned by MD House of Corrections (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Jessup Prison Dam built?

Jessup Prison Dam was completed in 1982, making it 44 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 Jessup Prison Dam?

Jessup Prison 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 Jessup Prison Dam?

Jessup Prison Dam has a dam height of 31 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 Jessup Prison Dam last inspected?

Jessup Prison Dam was last inspected on December 31, 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.