Arcadia Upper

SAND CREEK HENRYS FORK· Fremont, Idaho· Built 1912· 21 ft tall
Low Hazard Irrigation Private

Key Takeaway

Arcadia Upper is classified as low hazard in Idaho. It was completed in 1912 and is 114 years old. Its primary use is irrigation.

Physical Details

Dam Height 21 ft (taller than 30.8% in ID)
Dam Length550 ft
Normal Storage300 acre-ft
Surface Area40 acres
Drainage Area69 sq mi
Max Discharge36 cfs
Year Completed1912 (114 years old)
Year Modified1967
NID IDID00231

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 17, 2017
State Regulated: Yes
Regulatory Agency: IDWR

Ownership

Private

Nearby Dams

Arcadia Lower

Fremont, ID

Low Hazard 23 ft

Mikesell Upper

Fremont, ID

Low Hazard 16 ft

Blue Creek Upper

Fremont, ID

Low Hazard 18 ft

Ashton

Fremont, ID

High Hazard 65 ft

Cross Cut Diversion

Fremont, ID

Low Hazard 18 ft

Seeley Lower

Fremont, ID

Low Hazard 14 ft

Egbert Dam

Fremont, ID

Low Hazard 15 ft

Henrys Fork Ranch

Fremont, ID

Low Hazard 23 ft

Frequently Asked Questions

What is the hazard classification of Arcadia Upper?

Arcadia Upper 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 Arcadia Upper?

Arcadia Upper is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Arcadia Upper built?

Arcadia Upper was completed in 1912, making it 114 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 Arcadia Upper?

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

How tall is Arcadia Upper?

Arcadia Upper 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 Arcadia Upper last inspected?

Arcadia Upper was last inspected on April 17, 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.