Lake Weiss

MONROE CREEK· Lebanon, Pennsylvania· Built 1890· Earth· 12 ft tall
Low Hazard Recreation Private

Key Takeaway

Lake Weiss is classified as low hazard in Pennsylvania. It was completed in 1890 and is 136 years old. Its primary use is recreation.

Physical Details

Dam Height 12 ft (taller than 16% in PA)
Dam Length185 ft
Dam TypeEarth
Max Storage61 acre-ft
Normal Storage31 acre-ft
Surface Area15 acres
Drainage Area4 sq mi
Year Completed1890 (136 years old)
NID IDPA01009

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: July 7, 2016
State Regulated: Yes
Regulatory Agency: Pennsylvania Department of Environmental Protection

Ownership

CLARENCE MANBECK

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Weiss?

Lake Weiss 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 Lake Weiss?

Lake Weiss is owned by CLARENCE MANBECK (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Weiss built?

Lake Weiss was completed in 1890, making it 136 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 Lake Weiss?

Lake Weiss 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 Lake Weiss?

Lake Weiss 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 Lake Weiss last inspected?

Lake Weiss was last inspected on July 7, 2016. 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.