Greenwater Pond Dam

GREENWATER BROOK· Berkshire, Massachusetts· Built 1944· Earth· 18 ft tall
Significant Hazard Fish And Wildlife Pond Recreation State Government

Key Takeaway

Greenwater Pond Dam is classified as significant hazard in Massachusetts. It was completed in 1944 and is 82 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 18 ft (taller than 63.9% in MA)
Dam Length320 ft
Dam TypeEarth
Max Storage2.4K acre-ft
Normal Storage1.8K acre-ft
Surface Area88 acres
Drainage Area2 sq mi
Year Completed1944 (82 years old)
NID IDMA00204

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: May 11, 2018
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 Greenwater Pond Dam?

Greenwater Pond 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 Greenwater Pond Dam?

Greenwater Pond 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 Greenwater Pond Dam built?

Greenwater Pond Dam was completed in 1944, making it 82 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 Greenwater Pond Dam?

Greenwater Pond 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 Greenwater Pond Dam?

Greenwater Pond Dam has a dam height of 18 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 Greenwater Pond Dam last inspected?

Greenwater Pond Dam was last inspected on May 11, 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.