La Grange
Key Takeaway
La Grange is classified as significant hazard in California. It was completed in 1893 and is 133 years old. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 131 ft (taller than 87.2% in CA) |
| Dam Length | 310 ft |
| Dam Type | Masonry |
| Max Storage | 500 acre-ft |
| Normal Storage | 350 acre-ft |
| Surface Area | 58 acres |
| Year Completed | 1893 (133 years old) |
| NID ID | CA00278 |
Safety Information
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?
Ownership
Turlock Irrigation District
Public Utility
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Significant Hazard 28 ftFrequently Asked Questions
What is the hazard classification of La Grange?
La Grange 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 La Grange?
La Grange is owned by Turlock Irrigation District (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was La Grange built?
La Grange was completed in 1893, making it 133 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
How tall is La Grange?
La Grange has a dam height of 131 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 Grange last inspected?
La Grange was last inspected on July 7, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.