La Herradura
Key Takeaway
La Herradura is classified as low hazard in California. It was completed in 1948 and is 78 years old. Its primary use is other.
Physical Details
| Dam Height | 73 ft (taller than 74.1% in CA) |
| Dam Length | 285 ft |
| Dam Type | Earth |
| Max Storage | 110 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1948 (78 years old) |
| NID ID | CA00582 |
Safety Information
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?
Ownership
L.P.R.P. Legacy Trust
Private
Nearby Dams
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Significant Hazard 39 ftSt. Helena Lower
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High Hazard 95 ftFrequently Asked Questions
What is the hazard classification of La Herradura?
La Herradura 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 La Herradura?
La Herradura is owned by L.P.R.P. Legacy Trust (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was La Herradura built?
La Herradura was completed in 1948, making it 78 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 La Herradura?
La Herradura serves the following purposes: Other, Irrigation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is La Herradura?
La Herradura has a dam height of 73 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 La Herradura last inspected?
La Herradura was last inspected on March 9, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.