With more than 2 million acre-feet of storage area in its reservoirs Modesto Irrigation District is capable of treating 30 million gallons of water a day. Located in California's Central Valley, Modesto Irrigation District provides electric and irrigation and treats surface water for drinking. Modesto Irrigation District is an independent, publicly owned utility. It provides benefits to the area that include community ownership, control by a locally elected board of directors and business operation on a nonprofit basis. The Modesto Irrigation District's electric service area includes Modesto, Salida, Empire, Waterford, Mountain House and parts of Riverbank, Ripon, Escalon and Oakdale. Established in 1887, Modesto Irrigation District is headquartered in Modesto.. Utility Company Electric Company Irrigation Systems & Services Irrigation Systems & Equipment