Hemlock Lake Dam

CROOK BROOK TRIBUTARY· Westchester, New York· 8 ft tall
Low Hazard Fish And Wildlife Pond Recreation Not Listed

Key Takeaway

Hemlock Lake Dam is classified as low hazard in New York. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 8 ft (taller than 5.1% in NY)
Dam Length110 ft
Max Storage53 acre-ft
Normal Storage23 acre-ft
Surface Area12 acres
Drainage Area138 sq mi
Max Discharge213 cfs
NID IDNY17087

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
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

Not Listed

Nearby Dams

Spruce Lake Dam

Westchester, NY

Low Hazard 20 ft

Pine Lake Dam

Westchester, NY

Significant Hazard 15 ft

M C Whatmore Lake Dam

Westchester, NY

Significant Hazard 17 ft

Truesdale Lake Dam

Westchester, NY

Low Hazard 14 ft

Baxter Preserve Pond Dam

Westchester, NY

Significant Hazard 30 ft

Mamanasco Lake Dam

Fairfield, CT

Significant Hazard 6 ft

Kovac'S Pond Dam

Fairfield, CT

Significant Hazard 7 ft

Lake Naraneka Dam

Fairfield, CT

Significant Hazard 18 ft

Frequently Asked Questions

What is the hazard classification of Hemlock Lake Dam?

Hemlock 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 Hemlock Lake Dam?

Hemlock Lake Dam is owned by information not available (Not Listed). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Hemlock Lake Dam?

Hemlock Lake Dam serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Hemlock Lake Dam?

Hemlock Lake Dam has a dam height of 8 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.

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.