Hillside Lake Dam

TR-SPROUT CREEK· Dutchess, New York· Built 1934· Earth· 9 ft tall
Significant Hazard Recreation Local Government

Key Takeaway

Hillside Lake Dam is classified as significant hazard in New York. It was completed in 1934 and is 92 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 9 ft (taller than 9% in NY)
Dam Length300 ft
Dam TypeEarth
Max Storage75 acre-ft
Normal Storage75 acre-ft
Surface Area25 acres
Drainage Area0 sq mi
Max Discharge60 cfs
Year Completed1934 (92 years old)
NID IDNY01169

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: November 24, 2020
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

TOWN OF EAST FISHKILL

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Hillside Lake Dam?

Hillside 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 Hillside Lake Dam?

Hillside Lake Dam is owned by TOWN OF EAST FISHKILL (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Hillside Lake Dam built?

Hillside Lake Dam was completed in 1934, making it 92 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 Hillside Lake Dam?

Hillside 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 Hillside Lake Dam?

Hillside 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 Hillside Lake Dam last inspected?

Hillside Lake Dam was last inspected on November 24, 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.