Mathies Mine Refuse Area Pond #2

TR MINGO CREEK· Washington, Pennsylvania· Built 1982· Earth· 300 ft tall
High Hazard Other Private

Key Takeaway

Mathies Mine Refuse Area Pond #2 is classified as high hazard in Pennsylvania. It was completed in 1982 and is 44 years old. Its primary use is other. 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 300 ft (taller than 99.4% in PA)
Dam Length3,100 ft
Dam TypeEarth
Max Storage408 acre-ft
Normal Storage282 acre-ft
Surface Area22 acres
Drainage Area0 sq mi
Year Completed1982 (44 years old)
NID IDPA01386

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 1, 2021
State Regulated: Yes
Regulatory Agency: Pennsylvania Department of Environmental Protection

Ownership

CANESTRALE ENVIRONMENTAL CONTROL CORP

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mathies Mine Refuse Area Pond #2?

Mathies Mine Refuse Area Pond #2 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 Mathies Mine Refuse Area Pond #2?

Mathies Mine Refuse Area Pond #2 is owned by CANESTRALE ENVIRONMENTAL CONTROL CORP (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mathies Mine Refuse Area Pond #2 built?

Mathies Mine Refuse Area Pond #2 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 Mathies Mine Refuse Area Pond #2?

Mathies Mine Refuse Area Pond #2 serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Mathies Mine Refuse Area Pond #2?

Mathies Mine Refuse Area Pond #2 has a dam height of 300 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 Mathies Mine Refuse Area Pond #2 last inspected?

Mathies Mine Refuse Area Pond #2 was last inspected on April 1, 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.