Treguaco Trehuaco
City
Coat of arms
Commune of Treguaco in the Ñuble Region
Treguaco Location in Chile
Coordinates: 36°25′51″S 72°40′05″W / 36.43083°S 72.66806°W / -36.43083; -72.66806
Country	Chile
Region	Ñuble
Province	Itata
Founded	30 January 1973
Government [1][2]
• Type	Municipality
• Alcalde	Luis Cuevas Iarra (Ind.)
Area [3]
• Total	313.1 km2 (120.9 sq mi)
Elevation	16 m (52 ft)
Population  (2012 Census)[3]
• Total	5,227
• Density	17/km2 (43/sq mi)
• Urban	1,245
• Rural	4,051
Demonym	Trehuaquino
Sex [3]
• Men	2788
• Women	2508
Time zone	UTC-4 (CLT[4])
• Summer (DST)	UTC-3 (CLST[5])
Area code	56 + 42
Website	Municipality of Treguaco

Treguaco (Spanish pronunciation: [tɾeˈɣwako]), also spelled as Trehuaco ([tɾeˈwako]), is a Chilean city and commune in Itata Province, Ñuble Region. The commune spans an area of 313.1 km² (121 sq mi).^[3]

Demographics

According to data from the 2002 Census of Population and Housing, the Treguaco commune had 5,296 inhabitants; of these, 1,245 (23.5%) lived in urban areas and 4,051 (76.5%) in rural areas. At that time, there were 2,788 men and 2,508 women residing in the commune. The commune's population fell by 6% (341 persons) between the censuses of 1992 and 2002 (0.6% annual loss).^[3] Trehuaquino is the demonym for a man from Treguaco, and Trehuaquina is a woman from Treguaco.

Administration

As a commune, Treguaco is a third-level administrative division of Chile administered by a municipal council, headed by an alcalde who is directly elected every four years. For the years 2008-2012, the alcalde is Luis Cuevas Iarra (Ind.), and the council members are:^[1][2]

• Juan Cabrera Monsalve (PH)
• Olga Osses Klein (UDI)
• Gabriel Figueroa Retamal (PDC)
• Jaime Torres Barra (PDC)
• Juan Carlos Sepúlveda Pedreros (PPD)
• Tamara Valenzuela Fuentealba (PS)

Within the electoral divisions of Chile, Treguaco is represented in the Chamber of Deputies as a part of the 42nd electoral district (together with San Fabián, Ñiquén, San Carlos, San Nicolás, Ninhue, Quirihue, Cobquecura, Portezuelo, Coelemu, Ránquil, Quillón, Bulnes, Cabrero and Yumbel). The commune is represented in the Senate as part of the 13th senatorial constituency (Biobío Cordillera).