Axell

Tr Franz Creek· Sonoma, California· Built 1952· Earth· 43 ft tall
High Hazard Water Supply Irrigation Private

Key Takeaway

Axell is classified as high hazard in California. It was completed in 1952 and is 74 years old. Its primary use is water supply. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 43 ft (taller than 51.5% in CA)
Dam Length355 ft
Dam TypeEarth
Max Storage155 acre-ft
Surface Area12 acres
Drainage Area0 sq mi
Year Completed1952 (74 years old)
NID IDCA00588

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: September 1, 2022
State Regulated: Yes
Regulatory Agency: DWR, Division of Safety of Dams

Ownership

Kendall Jackson Wine Estates, LTD

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Axell?

Axell is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Axell?

Axell is owned by Kendall Jackson Wine Estates, LTD (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Axell built?

Axell was completed in 1952, making it 74 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 Axell?

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

How tall is Axell?

Axell has a dam height of 43 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 Axell last inspected?

Axell was last inspected on September 1, 2022. 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.