Arnold Falls

PASSUMPSIC RIVER· Caledonia, Vermont· Timber Crib· 21 ft tall
Low Hazard Hydroelectric Public Utility

Key Takeaway

Arnold Falls is classified as low hazard in Vermont. Its primary use is hydroelectric.

Physical Details

Dam Height 21 ft (taller than 57.9% in VT)
Dam Length285 ft
Dam TypeTimber Crib
Max Storage170 acre-ft
Normal Storage0 acre-ft
Surface Area7 acres
Drainage Area245 sq mi
NID IDVT00189

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: May 10, 2000
State Regulated: No

Ownership

GREEN MOUNTAIN POWER CORP

Public Utility

Nearby Dams

Gage - South Dam

Caledonia, VT

Low Hazard 18 ft

Passumpsic

Caledonia, VT

Low Hazard 11 ft

Pierce Mills

Caledonia, VT

Low Hazard 18 ft

Stiles Pond

Caledonia, VT

High Hazard 14 ft

Great Falls

Caledonia, VT

Low Hazard 32 ft

Vail

Caledonia, VT

Low Hazard 21 ft

East Barnet

Caledonia, VT

Low Hazard 12 ft

Comerford

Grafton, NH

High Hazard 170 ft

Frequently Asked Questions

What is the hazard classification of Arnold Falls?

Arnold Falls 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 Arnold Falls?

Arnold Falls is owned by GREEN MOUNTAIN POWER CORP (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Arnold Falls?

Arnold Falls serves the following purposes: Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Arnold Falls?

Arnold Falls has a dam height of 21 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 Arnold Falls last inspected?

Arnold Falls was last inspected on May 10, 2000. 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.