Collins

Chicopee River· Hampden, Massachusetts· Built 1984· Gravity· 11 ft tall

Key Takeaway

Collins is classified as low hazard in Massachusetts. It was completed in 1984 and is 42 years old. Its primary use is hydroelectric.

Physical Details

Dam Height 11 ft (taller than 25.5% in MA)
Dam Length500 ft
Dam TypeGravity
Max Storage378 acre-ft
Normal Storage378 acre-ft
Surface Area72 acres
Drainage Area682 sq mi
Max Discharge12,000 cfs
Year Completed1984 (42 years old)
NID IDMA83013

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: June 19, 2017
State Regulated: No

Ownership

Dichotomy Capital LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Collins?

Collins 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 Collins?

Collins is owned by Dichotomy Capital LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Collins built?

Collins was completed in 1984, making it 42 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 Collins?

Collins serves the following purposes: Hydroelectric, Fire Protection, Stock, Or Small Fish Pond, Recreation, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Collins?

Collins has a dam height of 11 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 Collins last inspected?

Collins was last inspected on June 19, 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.