Grubers Lake

APPENZELL CREEK· Monroe, Pennsylvania· Built 1928· Earth· 12 ft tall
Low Hazard Recreation Private

Key Takeaway

Grubers Lake is classified as low hazard in Pennsylvania. It was completed in 1928 and is 98 years old. Its primary use is recreation.

Physical Details

Dam Height 12 ft (taller than 16% in PA)
Dam Length400 ft
Dam TypeEarth
Max Storage60 acre-ft
Normal Storage28 acre-ft
Surface Area8 acres
Drainage Area4 sq mi
Year Completed1928 (98 years old)
NID IDPA00991

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
Last Inspection: June 28, 2017
State Regulated: Yes
Regulatory Agency: Pennsylvania Department of Environmental Protection

Ownership

CARLOS R. GRUBER

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Grubers Lake?

Grubers Lake 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 Grubers Lake?

Grubers Lake is owned by CARLOS R. GRUBER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Grubers Lake built?

Grubers Lake was completed in 1928, making it 98 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 Grubers Lake?

Grubers Lake 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 Grubers Lake?

Grubers Lake has a dam height of 12 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 Grubers Lake last inspected?

Grubers Lake was last inspected on June 28, 2017. 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.