Andorra Springs Basin B

TR SCHUYLKILL RIVER· Montgomery, Pennsylvania· Earth· 16 ft tall

High Hazard Flood Risk Reduction Private

Key Takeaway

Andorra Springs Basin B is classified as high hazard in Pennsylvania. Its primary use is flood risk reduction. 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	16 ft (taller than 32.5% in PA)
Dam Length	1,000 ft
Dam Type	Earth
Max Storage	14 acre-ft

Drainage Area	0 sq mi
NID ID	PA01448

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: April 28, 2020

State Regulated: Yes

Regulatory Agency: Pennsylvania Department of Environmental Protection

Ownership

THE RESERVE AT LAFAYETTE HILL HOA

Private

Nearby Dams

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Flat Rock

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Renaissance Regional Basin

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Saw Mill

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Knox Road Detention

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Norristown (Swede Street)

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Remington Road Detention

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High Hazard 16 ft

Belmont Raw Water Basin

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High Hazard 30 ft

Frequently Asked Questions

What is the hazard classification of Andorra Springs Basin B?

Andorra Springs Basin B 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 Andorra Springs Basin B?

Andorra Springs Basin B is owned by THE RESERVE AT LAFAYETTE HILL HOA (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Andorra Springs Basin B?

Andorra Springs Basin B serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Andorra Springs Basin B?

Andorra Springs Basin B has a dam height of 16 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 Andorra Springs Basin B last inspected?

Andorra Springs Basin B was last inspected on April 28, 2020. 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.