The quake had a magnitude of 6.0 and occurred on Saturday afternoon, about 45 kilometers southwest of the city of Malang in the province of East Java.

- The authority has registered six dead and one person with serious injuries, says Raditya Jati, spokesperson for the disaster authority.

The authority has not reported that any people are missing.

- It was quite strong and lasted a long time.

Everything shook, says Ida Magfiroh, living in the city of Malang.

Indonesia is located on the so-called Eldringen, an area around the Pacific Ocean with high seismic and volcanic activity.