Siok Falls are located less than 11 kilometers away from Koronadal City and located along the Roxas Mountain Range, Sitio Siok in Barangay Mabini. The 40-ft high Siok Falls are the newest eco-tourism destination and river trekking site in Koronadal and in the province of South Cotabato.
Found in the eastern part bounding the province of Davao del Sur and Sultan Kudarat in the north, Tampakan has numerous rivers and streams that traverse the town which serve as source of water supply of the different Baragays for irrigation purposes.This also contributes to the productivity of the localities in term of agriculture.
It is known for Taal Falls located between the boundaries Barangays Albagan and Tablu, Bundok ng Susong Dalaga in Barangay Lambayong and Kwubang Bungo in sitio Kolondatal, Barangay Tablu. A wide area of Tampakan is utilized by Global Fruits Corporation (GFC) / Lapanday Diversified Products for its fruit plantation and by Sagittarius Mines Inc. for its copper gold project.