La Purisima Mission in Lompoc, California. Mision La Purisima Concepcion de Maria Santisima was founded on December 8, 1787 by Franciscan Padre Presidente Fermin Francisco Lasuen. La Purisima was the eleventh mission of the twenty-one Spanish Missions established in what later became the state of California. Women dressed in period clothing for Purisima People's Day.