One student was confirmed dead and five others were injured when a water tower collapsed at a school in central China’s Hunan Province Tuesday, local authorities said.

The accident happened at around 6 p.m. on the campus of Anshan Middle School in Xinning, an outer county of Shaoyang City, the press office of the county committee of the Communist Party of China confirmed.

The injured students were still in hospital, and authorities did not identify the dead.

An investigation has been launched.

The water tower is an elevated tank that stores water on the campus.