Ben Smith Dam

ASSABET RIVER· Middlesex, Massachusetts· Built 1870· Other· 9 ft tall
Low Hazard Recreation Private

Key Takeaway

Ben Smith Dam is classified as low hazard in Massachusetts. It was completed in 1870 and is 156 years old. Its primary use is recreation.

Physical Details

Dam Height 9 ft (taller than 12.4% in MA)
Dam Length170 ft
Dam TypeOther
Max Storage760 acre-ft
Normal Storage760 acre-ft
Surface Area19 acres
Drainage Area115 sq mi
Year Completed1870 (156 years old)
NID IDMA00752

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: September 21, 2017
State Regulated: Yes
Regulatory Agency: DEPARTMENT OF CONSERVATION AND RECREATION

Ownership

ARTEMIS REAL ESTATE PARTNERS

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Ben Smith Dam?

Ben Smith Dam 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 Ben Smith Dam?

Ben Smith Dam is owned by ARTEMIS REAL ESTATE PARTNERS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Ben Smith Dam built?

Ben Smith Dam was completed in 1870, making it 156 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 Ben Smith Dam?

Ben Smith 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 Ben Smith Dam?

Ben Smith Dam has a dam height of 9 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 Ben Smith Dam last inspected?

Ben Smith Dam was last inspected on September 21, 2017. 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.