Riviera Reservoir, located in Santa Monica, California, is a crucial offstream water supply source managed by the local government. Completed in 1962, this reservoir has a height of 40 feet and a storage capacity of 76 acre-feet. With a surface area of 2 acres, Riviera Reservoir plays a vital role in providing water to the surrounding area, contributing to the water supply infrastructure of Los Angeles County.

The dam at Riviera Reservoir has a high hazard potential, prompting regular inspections to ensure its safety and structural integrity. The condition assessment conducted in September 2017 deemed the dam to be in satisfactory condition, with an emergency action plan in place. The reservoir is regulated and permitted by the California Department of Water Resources, with state jurisdiction and enforcement in place to oversee its operations and maintenance.

Water resource and climate enthusiasts will appreciate the significance of Riviera Reservoir in sustaining water supply for the region, especially in times of increasing water scarcity and climate variability. The dam's design and construction reflect a commitment to ensuring a reliable water source for the community, with measures in place to mitigate any potential risks. As a key component of the local water infrastructure, Riviera Reservoir serves as a vital resource for the residents of Santa Monica and the broader Los Angeles County area.