Green Hill Pond Dam

HERMATIGE BROOK· Worcester, Massachusetts· Built 1881· Earth· 25 ft tall
High Hazard Recreation Local Government

Key Takeaway

Green Hill Pond Dam is classified as high hazard in Massachusetts. It was completed in 1881 and is 145 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 25 ft (taller than 79.2% in MA)
Dam Length352 ft
Dam TypeEarth
Max Storage445 acre-ft
Normal Storage229 acre-ft
Surface Area28 acres
Drainage Area0 sq mi
Year Completed1881 (145 years old)
NID IDMA00149

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: September 18, 2015
State Regulated: Yes
Regulatory Agency: DEPARTMENT OF CONSERVATION AND RECREATION

Ownership

CITY OF WORCESTER, DEPARTMENT OF PUBLIC WORKS & PARKS

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Green Hill Pond Dam?

Green Hill Pond Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Green Hill Pond Dam?

Green Hill Pond Dam is owned by CITY OF WORCESTER, DEPARTMENT OF PUBLIC WORKS & PARKS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Green Hill Pond Dam built?

Green Hill Pond Dam was completed in 1881, making it 145 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 Green Hill Pond Dam?

Green Hill 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 Green Hill Pond Dam?

Green Hill Pond Dam has a dam height of 25 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 Green Hill Pond Dam last inspected?

Green Hill Pond Dam was last inspected on September 18, 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.