Sawpit Debris Basin, located in Monrovia, California, serves as a vital structure for debris control along Sawpit Wash. Built in 1955, this earth dam stands at 82 feet in height and spans 520 feet in length, providing storage of up to 152 acre-feet of water. The primary purpose of the basin is to mitigate flood risk, protect water supply, and regulate debris flow in the region.

Managed by local government authorities and regulated by the California Department of Water Resources, Sawpit Debris Basin is inspected regularly to ensure its structural integrity and functionality. With a hazard potential rated as high, the basin has been assessed to be in fair condition as of September 2017. Despite its age, the dam continues to play a crucial role in safeguarding the surrounding community from potential natural disasters.

As a key component of the flood risk reduction infrastructure in Los Angeles County, Sawpit Debris Basin exemplifies the importance of proactive maintenance and monitoring practices in ensuring the safety and resilience of water resource systems. With its strategic location and design, the basin serves as a critical asset in the region's efforts to manage water flow, protect infrastructure, and promote environmental sustainability in the face of changing climate patterns.