Roland Run Levee

Roland Run· Baltimore, Maryland· Built 1982· Earth· 15 ft tall

High Hazard Local Government

Key Takeaway

Roland Run Levee is classified as high hazard in Maryland. It was completed in 1982 and is 44 years old. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height	15 ft (taller than 21.8% in MD)
Dam Length	1,200 ft
Dam Type	Earth
Max Storage	0 acre-ft
Normal Storage	0 acre-ft

Surface Area	0 acres
Drainage Area	5 sq mi
Max Discharge	1 cfs
Year Completed	1982 (44 years old)
Year Modified	1982
NID ID	MD00433

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes

Last Inspection: May 26, 2021

State Regulated: Yes

Regulatory Agency: MD Dam Safety

Ownership

Baltimore County Dept. of Public Works

Local Government

Nearby Dams

Gbmc Pond

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Mays Chapel Reservoir

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Lake Roland Dam

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Greenspring East Swm Pond No. 3 (Stream Crossing Road)

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Greenspring Quarry Dam

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Towson Reservoir Storage Tanks

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Beaver Dam Run Levee

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Guilford Reservoir Storage Tanks

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High Hazard 35 ft

Frequently Asked Questions

What is the hazard classification of Roland Run Levee?

Roland Run Levee is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Roland Run Levee?

Roland Run Levee is owned by Baltimore County Dept. of Public Works (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Roland Run Levee built?

Roland Run Levee 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.

How tall is Roland Run Levee?

Roland Run Levee has a dam height of 15 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 Roland Run Levee last inspected?

Roland Run Levee was last inspected on May 26, 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.