Stanhope Mill #2 Lower

Smelt Brook· Penobscot, Maine· Built 1827· Concrete· 13 ft tall
Low Hazard Hydroelectric Recreation Private

Key Takeaway

Stanhope Mill #2 Lower is classified as low hazard in Maine. It was completed in 1827 and is 199 years old. Its primary use is hydroelectric.

Physical Details

Dam Height 13 ft (taller than 41.6% in ME)
Dam Length155 ft
Dam TypeConcrete
Max Storage1.9K acre-ft
Normal Storage1.3K acre-ft
Surface Area504 acres
Drainage Area6 sq mi
Year Completed1827 (199 years old)
NID IDME00439

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: October 7, 2014
State Regulated: Yes
Regulatory Agency: MEMA

Ownership

Herb Ring

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Stanhope Mill #2 Lower?

Stanhope Mill #2 Lower 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 Stanhope Mill #2 Lower?

Stanhope Mill #2 Lower is owned by Herb Ring (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Stanhope Mill #2 Lower built?

Stanhope Mill #2 Lower was completed in 1827, making it 199 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 Stanhope Mill #2 Lower?

Stanhope Mill #2 Lower serves the following purposes: Hydroelectric, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Stanhope Mill #2 Lower?

Stanhope Mill #2 Lower has a dam height of 13 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 Stanhope Mill #2 Lower last inspected?

Stanhope Mill #2 Lower was last inspected on October 7, 2014. 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.