Second Bisby Lake Dam

TR-BLACK RIVER· Herkimer, New York· Built 1914· Earth· 8 ft tall
Low Hazard Recreation Private

Key Takeaway

Second Bisby Lake Dam is classified as low hazard in New York. It was completed in 1914 and is 112 years old. Its primary use is recreation.

Physical Details

Dam Height 8 ft (taller than 5.1% in NY)
Dam Length115 ft
Dam TypeEarth
Max Storage300 acre-ft
Normal Storage150 acre-ft
Surface Area110 acres
Year Completed1914 (112 years old)
NID IDNY01239

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: August 31, 1971
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

ADIRONDACK LEAGUE CLUB

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Second Bisby Lake Dam?

Second Bisby 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 Second Bisby Lake Dam?

Second Bisby Lake Dam is owned by ADIRONDACK LEAGUE CLUB (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Second Bisby Lake Dam built?

Second Bisby Lake Dam was completed in 1914, making it 112 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 Second Bisby Lake Dam?

Second Bisby 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 Second Bisby Lake Dam?

Second Bisby Lake Dam has a dam height of 8 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 Second Bisby Lake Dam last inspected?

Second Bisby Lake Dam was last inspected on August 31, 1971. 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.