Upper Lounsbury Pond Dam

Dickey Brook· Westchester, New York· Masonry· 15 ft tall
Significant Hazard Fish And Wildlife Pond Recreation Local Government

Key Takeaway

Upper Lounsbury Pond Dam is classified as significant hazard in New York. Its primary use is fish and wildlife pond. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 15 ft (taller than 37.1% in NY)
Dam Length80 ft
Dam TypeMasonry
Max Storage50 acre-ft
Normal Storage22 acre-ft
Surface Area7 acres
Drainage Area936 sq mi
Max Discharge1,243 cfs
NID IDNY17084

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: March 18, 2020
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

WESTCHESTER COUNTY DEPT OF PARKS & RECREATION

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Upper Lounsbury Pond Dam?

Upper Lounsbury Pond 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 Upper Lounsbury Pond Dam?

Upper Lounsbury Pond Dam is owned by WESTCHESTER COUNTY DEPT OF PARKS & RECREATION (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Upper Lounsbury Pond Dam?

Upper Lounsbury Pond 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 Upper Lounsbury Pond Dam?

Upper Lounsbury Pond Dam has a dam height of 15 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 Upper Lounsbury Pond Dam last inspected?

Upper Lounsbury Pond Dam was last inspected on March 18, 2020. 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.