Mackiewicz

Blockhouse· Tioga, Pennsylvania· Built 1969· Earth· 14 ft tall
Low Hazard Recreation Fish And Wildlife Pond Private

Key Takeaway

Mackiewicz is classified as low hazard in Pennsylvania. It was completed in 1969 and is 57 years old. Its primary use is recreation.

Physical Details

Dam Height 14 ft (taller than 23.9% in PA)
Dam Length750 ft
Dam TypeEarth
Max Storage54 acre-ft
Normal Storage54 acre-ft
Surface Area0 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1969 (57 years old)
NID IDPA02020

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
State Regulated: No

Ownership

Charles Mackiewicz

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mackiewicz?

Mackiewicz 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 Mackiewicz?

Mackiewicz is owned by Charles Mackiewicz (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mackiewicz built?

Mackiewicz was completed in 1969, making it 57 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 Mackiewicz?

Mackiewicz serves the following purposes: Recreation, Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Mackiewicz?

Mackiewicz has a dam height of 14 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.

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.