Lake Mathews is a large reservoir located in Riverside County, California. It covers an area of approximately 1,200 acres and serves as a crucial water supply for the surrounding communities. The lake is part of the Santa Ana River Watershed and is managed by the Western Municipal Water District. The lake is surrounded by scenic hills and offers various recreational activities, including fishing, hiking, and birdwatching. It is home to diverse wildlife, making it a popular spot for nature enthusiasts. Access to the lake is limited, as it is primarily used for water storage and conservation purposes.