Umbul Cokro or Cokro Spring Object (OMAC) is one of the most widely known tourist attractions in Klaten. OMAC is located on Jalan Cokro-Tulung, Cokro Village, Tulung District, Klaten Regency, Central Java. Before being used as a tourist attraction, Umbul Cokro was utilized by local residents for various things. Umbul Cokro is a river that has a high water discharge. The water in Umbul Cokro is abundant and clear. Reporting from a thesis entitled Dynamics of Utilization of Umbul Ingas Cokro Springs by the Community in 1974-1999 by Putri Novitasari in 2019, said that around 1950 local residents could still bathe free of charge. Apart from bathing, Umbul Cokro is used for washing and irrigation. The river or Umbul Ingas was then renovated by the village government (pemdes) into a building. Since then, the Ingas River has changed its name to Umbul Ingas spring. The spring was developed into a tourist attraction called OMAC. After the renovation, the spring attracted tourists. Umbul Cokro s
Klaten Bersinar Tourism Information