Nash's Lake

East Branch Magurrewock Stream· Washington, Maine· Built 1890· Stone· 30 ft tall
Significant Hazard Recreation Local Government

Key Takeaway

Nash's Lake is classified as significant hazard in Maine. It was completed in 1890 and is 136 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 30 ft (taller than 88.4% in ME)
Dam Length325 ft
Dam TypeStone
Max Storage11.8K acre-ft
Normal Storage0 acre-ft
Surface Area627 acres
Drainage Area0 sq mi
Year Completed1890 (136 years old)
NID IDME00617

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: Yes
Last Inspection: September 18, 2018
State Regulated: Yes
Regulatory Agency: MEMA

Ownership

Calais

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Nash's Lake?

Nash's Lake 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 Nash's Lake?

Nash's Lake is owned by Calais (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Nash's Lake built?

Nash's Lake 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 Nash's Lake?

Nash's 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 Nash's Lake?

Nash's Lake has a dam height of 30 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 Nash's Lake last inspected?

Nash's Lake was last inspected on September 18, 2018. 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.