Lower Reservoir Dam

ONEONTA CREEK· Otsego, New York· Earth· 20 ft tall
Significant Hazard Water Supply Local Government

Key Takeaway

Lower Reservoir Dam is classified as significant hazard in New York. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 20 ft (taller than 56.3% in NY)
Dam Length200 ft
Dam TypeEarth
Max Storage50 acre-ft
Normal Storage30 acre-ft
Surface Area6 acres
NID IDNY01613

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: December 16, 2019
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

CITY OF ONEONTA

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lower Reservoir Dam?

Lower Reservoir Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Lower Reservoir Dam?

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

What is the primary purpose of Lower Reservoir Dam?

Lower Reservoir 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 Lower Reservoir Dam?

Lower Reservoir Dam has a dam height of 20 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 Lower Reservoir Dam last inspected?

Lower Reservoir Dam was last inspected on December 16, 2019. 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.