Sowell Dam

LOOSLEY CLOUGH, KELLY CREEK, PAY· Josephine, Oregon· Built 1960· Earth· 26 ft tall
Significant Hazard Irrigation Private

Key Takeaway

Sowell Dam is classified as significant hazard in Oregon. It was completed in 1960 and is 66 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 26 ft (taller than 49.6% in OR)
Dam Length385 ft
Dam TypeEarth
Max Storage47 acre-ft
Normal Storage47 acre-ft
Surface Area5 acres
Drainage Area0 sq mi
Max Discharge52 cfs
Year Completed1960 (66 years old)
NID IDOR00720

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: No
Last Inspection: December 28, 2020
State Regulated: Yes
Regulatory Agency: OWRD

Ownership

ARLENE SOWELL

Private

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Frequently Asked Questions

What is the hazard classification of Sowell Dam?

Sowell 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 Sowell Dam?

Sowell Dam is owned by ARLENE SOWELL (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sowell Dam built?

Sowell Dam was completed in 1960, making it 66 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 Sowell Dam?

Sowell Dam 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 Sowell Dam?

Sowell Dam has a dam height of 26 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 Sowell Dam last inspected?

Sowell Dam was last inspected on December 28, 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.