Ellis Pond Dam

TRIBUTARY OF WHITMAN RIVER· Worcester, Massachusetts· Built 1990· Gravity· 7 ft tall
Significant Hazard Recreation Private

Key Takeaway

Ellis Pond Dam is classified as significant hazard in Massachusetts. It was completed in 1990 and is 36 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 7 ft (taller than 2.3% in MA)
Dam Length300 ft
Dam TypeGravity
Max Storage148 acre-ft
Normal Storage59 acre-ft
Surface Area24 acres
Drainage Area1 sq mi
Year Completed1990 (36 years old)
NID IDMA01017

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: June 6, 2014
State Regulated: Yes
Regulatory Agency: DEPARTMENT OF CONSERVATION AND RECREATION

Ownership

WESTMINSTER SPORTSMAN CLUB

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Ellis Pond Dam?

Ellis 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 Ellis Pond Dam?

Ellis Pond Dam is owned by WESTMINSTER SPORTSMAN CLUB (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Ellis Pond Dam built?

Ellis Pond Dam was completed in 1990, making it 36 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 Ellis Pond Dam?

Ellis Pond Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Ellis Pond Dam?

Ellis Pond Dam has a dam height of 7 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 Ellis Pond Dam last inspected?

Ellis Pond Dam was last inspected on June 6, 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.