Petorca
[2] Since 2010 Petorca has been affected by a long-term drought aggravated by poor water administration that have allowed limited water resources go to avocado plantations rather than human settlements.[5][6][7][8] According to the 2002 census of the National Statistics Institute, Petorca has 9,440 inhabitants (4,806 men and 4,634 women).[2] As a commune, Petorca is a third-level administrative division of Chile administered by a municipal council, headed by an alcalde who is directly elected every four years.The council has the following members:[1] Within the electoral divisions of Chile, Petorca is represented in the Chamber of Deputies by Eduardo Cerda (PDC) and Andrea Molina (UDI) as part of the 10th electoral district, (together with La Ligua Cabildo, Papudo, Zapallar, Puchuncaví, Quintero, Nogales, Calera, La Cruz, Quillota and Hijuelas).[needs update] The commune is represented in the Senate by Ignacio Walker Prieto (PDC) and Lily Pérez San Martín (RN) as part of the 5th senatorial constituency (Valparaíso-Cordillera).