Lower Mill Pond Or Stoney Brook Dam

STONY BROOK· Barnstable, Massachusetts· Built 1920· Earth· 7 ft tall
Low Hazard Recreation Local Government

Key Takeaway

Lower Mill Pond Or Stoney Brook Dam is classified as low hazard in Massachusetts. It was completed in 1920 and is 106 years old. Its primary use is recreation.

Physical Details

Dam Height 7 ft (taller than 2.3% in MA)
Dam TypeEarth
Max Storage690 acre-ft
Normal Storage250 acre-ft
Surface Area51 acres
Drainage Area5 sq mi
Year Completed1920 (106 years old)
NID IDMA01076

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: July 19, 2013
State Regulated: Yes
Regulatory Agency: DEPARTMENT OF CONSERVATION AND RECREATION

Ownership

TOWN OF BREWSTER, BOARD OF SELECTMEN

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lower Mill Pond Or Stoney Brook Dam?

Lower Mill Pond Or Stoney Brook 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 Lower Mill Pond Or Stoney Brook Dam?

Lower Mill Pond Or Stoney Brook Dam is owned by TOWN OF BREWSTER, BOARD OF SELECTMEN (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lower Mill Pond Or Stoney Brook Dam built?

Lower Mill Pond Or Stoney Brook Dam was completed in 1920, making it 106 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 Lower Mill Pond Or Stoney Brook Dam?

Lower Mill Pond Or Stoney Brook 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 Lower Mill Pond Or Stoney Brook Dam?

Lower Mill Pond Or Stoney Brook 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 Lower Mill Pond Or Stoney Brook Dam last inspected?

Lower Mill Pond Or Stoney Brook Dam was last inspected on July 19, 2013. 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.