Metz Road Debris Basin, located in Perris, California, serves as a crucial structure for flood risk reduction along the Tr San Jacinto River. Built in 1981, this earth dam stands at a height of 12 feet and has a hydraulic height of 9 feet, with a length of 4505 feet and a storage capacity of 88 acre-feet. The basin covers a surface area of 20 acres and is regulated by the Department of Water Resources' Safety of Dams division, ensuring its compliance with state regulations.

With a high hazard potential and a satisfactory condition assessment as of September 2017, Metz Road Debris Basin undergoes regular inspections to maintain its structural integrity and safety standards. The last inspection was conducted in January 2020, with a frequency of once per year. While the dam has not been modified in recent years, it remains a critical component of the local flood control system, protecting the surrounding areas from potential inundation during heavy rainfall events.

Owned and operated by the local government, this debris basin plays a vital role in safeguarding the community from flood-related hazards. As a key structure in flood risk reduction efforts, Metz Road Debris Basin stands as a testament to the importance of effective water resource management and climate adaptation strategies in mitigating the impacts of extreme weather events in Riverside County, California.