Lake Fordyce

Fordyce Creek· Nevada, California· Built 1873· Rockfill· 145 ft tall
High Hazard Hydroelectric Private

Key Takeaway

Lake Fordyce is classified as high hazard in California. It was completed in 1873 and is 153 years old. Its primary use is hydroelectric. 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 145 ft (taller than 89.3% in CA)
Dam Length1,220 ft
Dam TypeRockfill
Max Storage49.9K acre-ft
Normal Storage46.7K acre-ft
Surface Area772 acres
Drainage Area32 sq mi
Max Discharge17,500 cfs
Year Completed1873 (153 years old)
NID IDCA00357

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: August 16, 2023
State Regulated: Yes
Regulatory Agency: DWR, Safety of Dams

Ownership

Pacific Gas and Electric Company

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lake Fordyce?

Lake Fordyce 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 Lake Fordyce?

Lake Fordyce is owned by Pacific Gas and Electric Company (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lake Fordyce built?

Lake Fordyce was completed in 1873, making it 153 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 Lake Fordyce?

Lake Fordyce 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 Lake Fordyce?

Lake Fordyce has a dam height of 145 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 Lake Fordyce last inspected?

Lake Fordyce was last inspected on August 16, 2023. 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.