Rockbottom Dam

SUSQUEHANNA RIVER· Broome, New York· Built 1936· Concrete· 9 ft tall
Low Hazard Water Supply Local Government

Key Takeaway

Rockbottom Dam is classified as low hazard in New York. It was completed in 1936 and is 90 years old. Its primary use is water supply.

Physical Details

Dam Height 9 ft (taller than 9% in NY)
Dam Length460 ft
Dam TypeConcrete
Max Storage1.4K acre-ft
Normal Storage1.4K acre-ft
Surface Area260 acres
Drainage Area2,300 sq mi
Year Completed1936 (90 years old)
NID IDNY01054

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: July 14, 1998
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

CITY OF BINGHAMTON

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Rockbottom Dam?

Rockbottom 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 Rockbottom Dam?

Rockbottom Dam is owned by CITY OF BINGHAMTON (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Rockbottom Dam built?

Rockbottom Dam was completed in 1936, making it 90 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 Rockbottom Dam?

Rockbottom Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Rockbottom Dam?

Rockbottom Dam has a dam height of 9 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 Rockbottom Dam last inspected?

Rockbottom Dam was last inspected on July 14, 1998. 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.