High Falls

Rondout Creek· Ulster, New York· Built 1935· Gravity· 30 ft tall
Low Hazard Hydroelectric Public Utility

Key Takeaway

High Falls is classified as low hazard in New York. It was completed in 1935 and is 91 years old. Its primary use is hydroelectric.

Physical Details

Dam Height 30 ft (taller than 78.3% in NY)
Dam Length470 ft
Dam TypeGravity
Max Storage115 acre-ft
Normal Storage115 acre-ft
Surface Area17 acres
Drainage Area246 sq mi
Max Discharge32,600 cfs
Year Completed1935 (91 years old)
NID IDNY00782

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: May 11, 2022
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

Central Hudson Gas & Electric Corporation

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of High Falls?

High Falls 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 High Falls?

High Falls is owned by Central Hudson Gas & Electric Corporation (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was High Falls built?

High Falls was completed in 1935, making it 91 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 High Falls?

High Falls serves the following purposes: Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is High Falls?

High Falls has a dam height of 30 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 High Falls last inspected?

High Falls was last inspected on May 11, 2022. 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.