Rock Airport

TR LITTLE DEER CREEK· Allegheny, Pennsylvania· Earth· 11 ft tall
Significant Hazard Recreation Private

Key Takeaway

Rock Airport is classified as significant hazard in Pennsylvania. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 11 ft (taller than 13.2% in PA)
Dam Length110 ft
Dam TypeEarth
Max Storage9 acre-ft
Normal Storage9 acre-ft
Surface Area2 acres
Drainage Area0 sq mi
NID IDPA01676

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: December 4, 2020
State Regulated: Yes
Regulatory Agency: Pennsylvania Department of Environmental Protection

Ownership

ALASKAN PROPERTY MANAGEMENT CO, LLC

Private

Nearby Dams

Russelton Slurry Pond No 3

Allegheny, PA

Low Hazard 153 ft

Upper West Deer Lake

Allegheny, PA

High Hazard 24 ft

Lower West Deer Lake

Allegheny, PA

High Hazard 16 ft

Middle West Deer

Allegheny, PA

High Hazard 16 ft

C.W. Bill Young Lock and Dam

Allegheny, PA

Significant Hazard

Harmar Refuse Bank

Allegheny, PA

High Hazard 410 ft

Harmar Storage Pond No 4

Allegheny, PA

Low Hazard 39 ft

14-North Impoundment

Allegheny, PA

High Hazard 42 ft

Frequently Asked Questions

What is the hazard classification of Rock Airport?

Rock Airport 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 Rock Airport?

Rock Airport is owned by ALASKAN PROPERTY MANAGEMENT CO, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Rock Airport?

Rock Airport 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 Rock Airport?

Rock Airport has a dam height of 11 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 Rock Airport last inspected?

Rock Airport was last inspected on December 4, 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.