Spencer Lake Dam

CATATONK CREEK· Tioga, New York· Built 1908· Concrete· 7 ft tall
Low Hazard Recreation Private

Key Takeaway

Spencer Lake Dam is classified as low hazard in New York. It was completed in 1908 and is 118 years old. Its primary use is recreation.

Physical Details

Dam Height 7 ft (taller than 0.9% in NY)
Dam Length335 ft
Dam TypeConcrete
Max Storage420 acre-ft
Normal Storage278 acre-ft
Surface Area90 acres
Drainage Area14 sq mi
Year Completed1908 (118 years old)
NID IDNY00941

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 25, 2014
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

JACK MOUILLESSEAUX

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Spencer Lake Dam?

Spencer 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 Spencer Lake Dam?

Spencer Lake Dam is owned by JACK MOUILLESSEAUX (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Spencer Lake Dam built?

Spencer Lake Dam was completed in 1908, making it 118 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 Spencer Lake Dam?

Spencer 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 Spencer Lake Dam?

Spencer Lake 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 Spencer Lake Dam last inspected?

Spencer Lake Dam was last inspected on September 25, 2014. 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.