Mill Brook

Mill Stream· Waldo, Maine· Built 1900· Concrete· 16 ft tall

Key Takeaway

Mill Brook is classified as low hazard in Maine. It was completed in 1900 and is 126 years old. Its primary use is fire protection.

Physical Details

Dam Height 16 ft (taller than 59.6% in ME)
Dam Length90 ft
Dam TypeConcrete
Max Storage60 acre-ft
Normal Storage55 acre-ft
Surface Area9 acres
Drainage Area0 sq mi
Year Completed1900 (126 years old)
NID IDME00592

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: Yes
Regulatory Agency: MEMA

Ownership

Astrig & Steven Tanguay

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mill Brook?

Mill Brook 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 Mill Brook?

Mill Brook is owned by Astrig & Steven Tanguay (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mill Brook built?

Mill Brook was completed in 1900, making it 126 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 Mill Brook?

Mill Brook serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Mill Brook?

Mill Brook has a dam height of 16 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.