Little Whaley Lake Dam

TR-WHALEY LAKE STREAM· Dutchess, New York· Built 1950· Earth· 10 ft tall
Low Hazard Recreation Private

Key Takeaway

Little Whaley Lake Dam is classified as low hazard in New York. It was completed in 1950 and is 76 years old. Its primary use is recreation.

Physical Details

Dam Height 10 ft (taller than 12.4% in NY)
Dam Length55 ft
Dam TypeEarth
Max Storage160 acre-ft
Normal Storage130 acre-ft
Surface Area45 acres
Year Completed1950 (76 years old)
NID IDNY01255

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: October 30, 2015
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

Little Whaley Holdings LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Little Whaley Lake Dam?

Little Whaley Lake 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 Little Whaley Lake Dam?

Little Whaley Lake Dam is owned by Little Whaley Holdings LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Little Whaley Lake Dam built?

Little Whaley Lake Dam was completed in 1950, making it 76 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 Little Whaley Lake Dam?

Little Whaley Lake 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 Little Whaley Lake Dam?

Little Whaley Lake Dam has a dam height of 10 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 Little Whaley Lake Dam last inspected?

Little Whaley Lake Dam was last inspected on October 30, 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.