Taman Nasional Gunung Merapi (TNGM), Mount Merapi National Park is a national park located in Central Java Province. Administratively, this national park area is included in the territory of two provinces, namely Central Java and Yogyakarta. The management objective is the protection of water sources, rivers and life support systems in the regencies/cities of Sleman, Yogyakarta, Klaten, Boyolali, and Magelang