Fairmount Park
Key Takeaway
Fairmount Park is classified as high hazard in California. It was completed in 1923 and is 103 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 | 12 ft (taller than 4% in CA) |
| Dam Length | 800 ft |
| Dam Type | Earth |
| Max Storage | 200 acre-ft |
| Surface Area | 40 acres |
| Drainage Area | 22 sq mi |
| Year Completed | 1923 (103 years old) |
| NID ID | CA00304 |
Safety Information
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?
Ownership
City of Riverside
Local Government
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High Hazard 34 ftFrequently Asked Questions
What is the hazard classification of Fairmount Park?
Fairmount Park 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 Fairmount Park?
Fairmount Park is owned by City of Riverside (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Fairmount Park built?
Fairmount Park was completed in 1923, making it 103 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 Fairmount Park?
Fairmount Park serves the following purposes: Water Supply, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Fairmount Park?
Fairmount Park has a dam height of 12 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 Fairmount Park last inspected?
Fairmount Park was last inspected on April 7, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.