Fresh Pond Dam

TR-LONG ISLAND SOUND· Suffolk, New York· Built 1945· Other· 7 ft tall
Low Hazard Recreation Not Listed

Key Takeaway

Fresh Pond Dam is classified as low hazard in New York. It was completed in 1945 and is 81 years old. Its primary use is recreation.

Physical Details

Dam Height 7 ft (taller than 0.9% in NY)
Dam Length20 ft
Dam TypeOther
Max Storage53 acre-ft
Normal Storage38 acre-ft
Surface Area13 acres
Max Discharge34 cfs
Year Completed1945 (81 years old)
NID IDNY01260

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: December 31, 1901
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

EDGAR P SENNE ET AL

Not Listed

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Fresh Pond Dam?

Fresh Pond 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 Fresh Pond Dam?

Fresh Pond Dam is owned by EDGAR P SENNE ET AL (Not Listed). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Fresh Pond Dam built?

Fresh Pond Dam was completed in 1945, making it 81 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 Fresh Pond Dam?

Fresh 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 Fresh Pond Dam?

Fresh 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 Fresh Pond Dam last inspected?

Fresh Pond Dam was last inspected on December 31, 1901. 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.