e seen in the various industrial parks located north of the capital city. In the following thirty years, the city would then grow to over four times its previous size. However, the state managed to conserve the city�s historic center, which was declared a World Heritage Site in 1996. The city�s official name, which had been changed simply to �Quer�taro� was restored to �Santiago de Quer�taro� the same year.
In 1997, the National Action Party (PAN) won the gubernatorial elections and Ignacio Loyola became the first non PRI governor of the state since the Revolution. In 2008, the state�s constitution was amended to make Quer�taro the official state name. The aqueduct Acueducto II was inaugurated in 2011 by President Felipe Calder�n and state governor Jos� Calzada Rovirosa. It transports water over 122 km from springs in El Infiernillo to the city of Quer�taro. This is to supplement local water sources which are no longer able to meet the city�s needs
