Spragues Mill

Alder Stream· Penobscot, Maine· Built 1955· Concrete· 14 ft tall

Key Takeaway

Spragues Mill is classified as low hazard in Maine. It was completed in 1955 and is 71 years old. Its primary use is recreation.

Physical Details

Dam Height 14 ft (taller than 45.1% in ME)
Dam Length110 ft
Dam TypeConcrete
Max Storage470 acre-ft
Normal Storage380 acre-ft
Surface Area60 acres
Drainage Area11 sq mi
Year Completed1955 (71 years old)
Year Modified2006
NID IDME00323

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: August 21, 2019
State Regulated: Yes
Regulatory Agency: MEMA

Ownership

Corinna

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Spragues Mill?

Spragues Mill 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 Spragues Mill?

Spragues Mill is owned by Corinna (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Spragues Mill built?

Spragues Mill was completed in 1955, making it 71 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 Spragues Mill?

Spragues Mill serves the following purposes: Recreation, 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 Spragues Mill?

Spragues Mill has a dam height of 14 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 Spragues Mill last inspected?

Spragues Mill was last inspected on August 21, 2019. 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.