Lost Wilderness Lake Southern Dam

MOODY BROOK TO MAIN BRANCH OF FARMINGTON RIVER· Hampden, Massachusetts· Built 1975· Earth· 23 ft tall
Significant Hazard Fish And Wildlife Pond Recreation State Government

Key Takeaway

Lost Wilderness Lake Southern Dam is classified as significant hazard in Massachusetts. It was completed in 1975 and is 51 years old. Its primary use is fish and wildlife pond. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 23 ft (taller than 76.3% in MA)
Dam Length390 ft
Dam TypeEarth
Max Storage2.0K acre-ft
Normal Storage1.2K acre-ft
Surface Area134 acres
Drainage Area1 sq mi
Year Completed1975 (51 years old)
NID IDMA00321

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: No
Last Inspection: May 15, 2015
State Regulated: Yes
Regulatory Agency: DEPARTMENT OF CONSERVATION AND RECREATION

Ownership

DCR - DEPT. OF CONSERVATION & RECREATION

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lost Wilderness Lake Southern Dam?

Lost Wilderness Lake Southern Dam 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 Lost Wilderness Lake Southern Dam?

Lost Wilderness Lake Southern Dam is owned by DCR - DEPT. OF CONSERVATION & RECREATION (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lost Wilderness Lake Southern Dam built?

Lost Wilderness Lake Southern Dam was completed in 1975, making it 51 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 Lost Wilderness Lake Southern Dam?

Lost Wilderness Lake Southern Dam serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lost Wilderness Lake Southern Dam?

Lost Wilderness Lake Southern Dam has a dam height of 23 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 Lost Wilderness Lake Southern Dam last inspected?

Lost Wilderness Lake Southern Dam was last inspected on May 15, 2015. 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.