At the time of Don Pedro de Valdivia , for the years 1540 , a place called Panquehue was just a swamp lagoon and the river of Aconcagua Valley , where he grew pangue , large leafed plant that develops in the muddy, and that to this day is in the area of San Roque. From there comes the name of the commune, which comes from the native language Mapuche and that means instead of pangues.
From the seventeenth century three large estates were located: San Buenaventura, San Roque and The Field. Years later came to this place Maximiano Errazuriz, Ram�n Freire, among others, in order to commercialize the mobs that existed in those years. These are a kind of mineral that warms the earth. The intention of the lords of the time was to exploit this inorganic, and then convert it into a fuel rod for cooking, but the business did not produce the results they expected. Result of the foregoing, Err�zuriz changed the rotation of its operations and brought from France to the vineyard strains, thence that the area was consolidated as a fertile valley.
A map of the eighteenth century , describing the valley, built after the founding of San Felipe ( 1740 ) and prior to that of the Andes (1792 ), shows Panquehue, as a large area covered by forest, an estuary, and a highway running through it, thus confirming the physical characteristics that its name implies.
Its boundaries are very marked by the natural features of the landscape: the northeast, the Aconcagua River , on the southeast, a chain of mountains, two sprigs who encounter the river and shut down its sides, the east, bound up with the River between the railroad and highway bridges that allow access to San Felipe: Chagres separates west.
This factor has allowed geographical and administrative unit remain unchanged since the early 1820 , when he is mentioned as a fourth sub-delegation of the municipality of Los Andes. Later it became the fifth sub and on December 31 of 1896 , in the municipality of Los
