Trabuco is a significant earth dam located in Orange County, California, near Rancho Santa Mary. Completed in 1984, it serves as a crucial water supply resource with a storage capacity of 138 acre-feet. The dam stands at a height of 108 feet and spans a length of 620 feet, holding back the waters of Tr Dove Creek.

Managed by a public utility, Trabuco is regulated and inspected by the California Department of Water Resources for safety and compliance. The dam primarily serves the purpose of water supply, while also contributing to flood risk reduction and irrigation in the region. Despite its high hazard potential, Trabuco has been assessed as satisfactory in condition, with the last inspection in November 2020.

With its strategic location and vital role in water resource management, Trabuco remains a key infrastructure for ensuring water security and mitigating potential risks in the face of changing climate patterns. Climate and water resource enthusiasts will find Trabuco's design, construction, and operational details intriguing, as it continues to play a crucial role in supporting the needs of Orange County residents.