Sand Canyon, located in Newport Beach, California, is a vital water supply dam completed in 1912 with a height of 58 feet and a storage capacity of 960 acre-feet. Managed by a public utility, Sand Canyon serves multiple purposes including flood risk reduction, irrigation, and water supply for the surrounding area. The dam is regulated by the California Department of Water Resources and undergoes regular inspections to ensure its safety and operational effectiveness.

With a drainage area of 6.76 square miles and a surface area of 51 acres, Sand Canyon plays a crucial role in managing water resources in Orange County. Despite its high hazard potential, the dam is currently assessed to be in satisfactory condition as of September 2017. In case of emergencies, an Emergency Action Plan (EAP) is in place, with the last revision made in October 2019. The dam's location along the Sand Canyon stream and its close proximity to the city of Newport Beach highlight its importance in ensuring water security and flood protection for the region.

Sand Canyon's strategic positioning and historical significance as a key water infrastructure in Southern California underscore its crucial role in water resource management and climate resilience efforts. As a primary water source for the area, the dam's maintenance and regulatory oversight demonstrate a commitment to safeguarding both water supply and public safety. As climate change impacts intensify, Sand Canyon stands as a resilient structure that continues to serve its community while adapting to evolving environmental challenges.