This region is formed by the departments of Tunuyán, Tupungato and San Carlos, in the Midwest of Mendoza, between 33.5 and 35 degrees South of latitude.
The altitude at which the vineyards are located in the Uco Valley descended from the 1500 metres, in the Viejo Tupungato, until 860 metres above the sea level, in the city of Tunuyán. Its climate is temperate with harsh winters, and hot summers with cool nights. The annual average temperature is 14.2° C.
It has around 13,000 hectares of vineyards at the foothills of the Andes.
The region is characterized by its capacity to produce a quality raw material, both for obtaining white wines as well as for reds, and the good acidity that achieve grapes allows the Uco Valley wines to be suitable for a prolonged aging.
The most developed white strains in the region are: Chardonnay, Semillon, Torrontés and Pedro Ximenez. Among the reds Malbec, Merlot, Cabernet Sauvignon, Tempranillo and Bonarda stand out. In addition, in the highest areas varieties such as Pinot Noir and Syrah find the right conditions for optimal ripening.
In addition to the wine making, there are other economic activities being developed such as fruit orchards – especially nuts, pears, apples and peaches, horticulture, animal husbandry and the cultivation of poplar, elm and other forest species. Furthermore, it is recognized for the development of mining and oil activities.