Goodnow Flowage Dam

GOODNOW RIVER· Essex, New York· Earth· 25 ft tall
Low Hazard Recreation Private

Key Takeaway

Goodnow Flowage Dam is classified as low hazard in New York. Its primary use is recreation.

Physical Details

Dam Height 25 ft (taller than 69.7% in NY)
Dam Length350 ft
Dam TypeEarth
Max Storage2.8K acre-ft
Normal Storage2.8K acre-ft
Surface Area339 acres
Drainage Area25 sq mi
Max Discharge4,100 cfs
NID IDNY01122

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: November 22, 2016
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

GOODNOW FLOW ASSOCIATION

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Goodnow Flowage Dam?

Goodnow Flowage 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 Goodnow Flowage Dam?

Goodnow Flowage Dam is owned by GOODNOW FLOW ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Goodnow Flowage Dam?

Goodnow Flowage 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 Goodnow Flowage Dam?

Goodnow Flowage Dam has a dam height of 25 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 Goodnow Flowage Dam last inspected?

Goodnow Flowage Dam was last inspected on November 22, 2016. 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.