The flood in 2013 began on Tuesday, 15 January 2013, in some parts of the city as a result of heavy rain and waterways clogged with garbage and other kinds of debris.
A temporary retaining wall was constructed until workers finished rebuilding a section of a canal dike.
[5] Flooding was reported at the presidential palace, forcing the postponement of a meeting between President Susilo Bambang Yudhoyono and his visiting Argentine counterpart, Cristina Fernandez.
[7][8] Other parts of Indonesia, from Sumatra[9] to Sulawesi,[10] have also seen seasonal flooding, though it is most acute in the capital city, Jakarta.
[11] Yogyakarta is on high alert for lahars, as some 70 million cubic meters of volcanic material still cling to the slopes of Mount Merapi, and heavy rains could trigger an avalanche.