 In the mid-1860s, Benjamin Eaton first developed water sources from the Arroyo Seco and Eaton Canyon to irrigate his vineyard near the edge of Eaton Canyon.This made possible the development of Altadena, Pasadena, and South Pasadena.He did the construction for B. D. Wilson and Dr. John Griffin, who jointly owned the Mexican land grant of Rancho San Pascual, about , that was the future sites of these three communities.