Hessian Lake Dam

TR-HUDSON RIVER· Orange, New York· Earth· 9 ft tall
Low Hazard Recreation State Government

Key Takeaway

Hessian Lake Dam is classified as low hazard in New York. Its primary use is recreation.

Physical Details

Dam Height 9 ft (taller than 9% in NY)
Dam TypeEarth
Max Storage215 acre-ft
Normal Storage135 acre-ft
Surface Area45 acres
Drainage Area0 sq mi
NID IDNY13563

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: March 21, 2002
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

NYSOPRHP - PALISADES INTERSTATE PARK COMMISSION

State Government

Nearby Dams

Brooks Lake Dam

Orange, NY

Significant Hazard 10 ft

Doodletown Dam

Rockland, NY

Significant Hazard 34 ft

Broccy Creek Dam

Westchester, NY

Low Hazard 7 ft

Queensboro Lake Dam

Orange, NY

Low Hazard 22 ft

Lower Cragston Lake

Orange, NY

High Hazard 10 ft

Crystal Lake Dam

Orange, NY

Significant Hazard 20 ft

Turkey Hill Dam

Orange, NY

Low Hazard 39 ft

Stillwell

Orange, NY

High Hazard 62 ft

Frequently Asked Questions

What is the hazard classification of Hessian Lake Dam?

Hessian 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 Hessian Lake Dam?

Hessian Lake Dam is owned by NYSOPRHP - PALISADES INTERSTATE PARK COMMISSION (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Hessian Lake Dam?

Hessian 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 Hessian Lake Dam?

Hessian Lake 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 Hessian Lake Dam last inspected?

Hessian Lake Dam was last inspected on March 21, 2002. 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.