Olivenhain Municipal Water District 4S Ranch Water Reclamation Facility is California’s Plant of the Year

Olivenhain Municipal Water District’s 4S Ranch Water Reclamation Facility is the California Water Environment Association statewide 2022 Plant of the Year. The award was presented April 19 at CWEA’s Annual Conference in San Diego. The award acknowledges the facility’s accomplishments to increase water supply reliability by reducing imported water demand and plant operations.