Blue Heron Lake Dam

TR-CROSS RIVER RESERVOIR· Westchester, New York· Built 1936· Earth· 15 ft tall
Significant Hazard Recreation Private

Key Takeaway

Blue Heron Lake Dam is classified as significant hazard in New York. It was completed in 1936 and is 90 years old. Its primary use is recreation. 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 Length140 ft
Dam TypeEarth
Max Storage224 acre-ft
Normal Storage210 acre-ft
Surface Area45 acres
Drainage Area1 sq mi
Max Discharge100 cfs
Year Completed1936 (90 years old)
NID IDNY01506

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: August 22, 2017
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

SHELDON AND MARILYN FIREMAN

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Blue Heron Lake Dam?

Blue Heron Lake 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 Blue Heron Lake Dam?

Blue Heron Lake Dam is owned by SHELDON AND MARILYN FIREMAN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Blue Heron Lake Dam built?

Blue Heron Lake Dam was completed in 1936, making it 90 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 Blue Heron Lake Dam?

Blue Heron 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 Blue Heron Lake Dam?

Blue Heron Lake 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 Blue Heron Lake Dam last inspected?

Blue Heron Lake Dam was last inspected on August 22, 2017. 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.