Ranked lists of Chilean regions
Region Sanitary sewer Septic tank Dry well Other None
Arica and Parinacota 91.8% 4.2% 3.8% 0.0% 0.2%
Tarapacá 96.0% 1.5% 2.1% 0.0% 0.4%
Antofagasta 98.2% 0.9% 0.7% 0.0% 0.2%
Atacama 94.0% 3.2% 2.4% 0.0% 0.3%
Coquimbo 86.4% 8.1% 5.2% 0.1% 0.2%
Valparaíso 90.2% 7.7% 1.7% 0.2% 0.2%
Santiago 96.8% 2.2% 0.7% 0.0% 0.3%
O'Higgins 70.2% 22.1% 7.0% 0.0% 0.6%
Maule 73.0% 17.3% 8.3% 0.2% 1.2%
Biobío 82.6% 10.7% 6.1% 0.1% 0.4%
Araucanía 70.5% 10.8% 18.2% 0.2% 0.3%
Los Ríos 69.5% 20.5% 9.4% 0.0% 0.5%
Los Lagos 72.6% 9.4% 17.1% 0.1% 0.8%
Aisén 89.5% 6.6% 3.8% 0.0% 0.1%
Magallanes 97.8% 1.3% 0.8% 0.0% 0.1%
Chile 87.9% 7.2% 4.5% 0.1% 0.4%
Basic services -- By access to sewage treatment
Chilean regions by population living in homes with access to house sewage treatment in 2011 , by type .
This article includes several ranked indicators for Chile's regions.