Twin Oaks Water Treatment Plant

This $159 million high-capacity water treatment plant can produce 100 million gallons of clean water per day. This Design Build facility was completed in 2008 for the San Diego County Water Authority to alleviate demand issues.
The project has earned numerous awards, including the prestigious “Excellence in Environmental Engineering Design Honor Award” and project of the year awards from ASCE, APWA, and Global Water Intelligence.┬áThe project includes treatment facilities, emergency storage pump stations & 15 mg clearwells that tie into the Water Authority’s main aqueduct.
Twin OaksVisitors are greeted by specimen ‘twin oaks’ on a large mound at the gated entry, underplanted with native plants & boulder outcroppings. Decorative fencing around the site provides high-security, with vegetated slopes of drought tolerant & native shrubs.
AgavesEvergreen trees offer screening to nearby neighbors.  Native plant species include Coast Live Oak, Tecate Cypress, Coffeeberry, California Poppy, Buckwheat, Monkey Flower, & Sage.