Mill #2 Concrete Dam

VALATIE KILL· Columbia, New York· Built 1908· Stone· 19 ft tall
Low Hazard Other Not Listed

Key Takeaway

Mill #2 Concrete Dam is classified as low hazard in New York. It was completed in 1908 and is 118 years old. Its primary use is other.

Physical Details

Dam Height 19 ft (taller than 53.6% in NY)
Dam Length185 ft
Dam TypeStone
Max Storage280 acre-ft
Normal Storage220 acre-ft
Surface Area35 acres
Drainage Area43 sq mi
Max Discharge2,040 cfs
Year Completed1908 (118 years old)
NID IDNY00053

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: April 5, 2017
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

SEIDEN & SONS

Not Listed

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mill #2 Concrete Dam?

Mill #2 Concrete 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 Mill #2 Concrete Dam?

Mill #2 Concrete Dam is owned by SEIDEN & SONS (Not Listed). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mill #2 Concrete Dam built?

Mill #2 Concrete Dam was completed in 1908, making it 118 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 Mill #2 Concrete Dam?

Mill #2 Concrete Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Mill #2 Concrete Dam?

Mill #2 Concrete Dam has a dam height of 19 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 Mill #2 Concrete Dam last inspected?

Mill #2 Concrete Dam was last inspected on April 5, 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.