The 6.1-magnitude quake that rocked southern Banten and Jakarta on Tuesday (23/01) afternoon, caused the worst damage in Lebak, the closest location to the epicenter.
Central mid-day quake, located in the Indian Ocean, about 61 km from Lebak city, Banten, and 43 km from Muarabinuangeun City, Cilangkahan Regency, Banten Province, at a depth of 61 km under the sea.
More than a hundred buildings around Lebak suffered minor damage. So far there have been no reports of casualties.
The head of the earthquake and tsunami BMKG Mochamad Riyadi said that this is a tectonic earthquake.
"But this is an ordinary earthquake and this earthquake does not have a potential tsunami," he told reporters.
The quake followed aftershocks twice, "But people do not need to panic, just calm down."
Some reports say, there is damage in Lebak, which is adjacent to the epicenter. The details are still searchable.
But reports say more than a hundred buildings suffered minor damage.
Ubaidillah Mochtar, head of the Multatuli Museum in Rangkasbitung, said in Rangkasbitung City "the earthquake was strong, but there was no significant damage and no casualties."
"There are several buildings that are cracked,
When there was an earthquake, he said, "people are coming out of the office and the house, causing panic, especially in places where there are two to three floors of buildings, some of which fall, but not so much."
"Some people headed for the field Five minutes after the earthquake, the people who gathered outside returned to their original activities. The city of Rangkasbitung is the capital of Lebak District, Banten Province, which is closest to the epicenter.
In Jakarta, despite the strong vibration, so far no reported damage.
Vibration was hard in Jakarta, including in the office of BBC Indonesia on the 15th floor at Hotel Indonesia roundabout, Central Jakarta.
The floor swayed hard enough, causing panic. All journalists and employees were immediately evacuated via the fire escape.
So does all other office employees in the Deutsche Bank building.
Also the employees and residents of other high buildings around Jakarta.
In KPK building, alleged cases of corruption e-ID card Setya Novanto was evacuated out of the building.
This is the second quake in the near future.
Last December there was an earthquake centered in Sukabumi, West Java, whose vibrations reached Jakarta as well. But according to Mochamad Riyadi from BMKG, it is also a normal thing.
"A small earthquake in Indonesia occurs 4,500 times a year, while the strength is above 5 on the Richter scale, 365 times per year, so every day there is an earthquake, there is a devastating earthquake, happens twice a year," he said.
Based on the BMKG shakemap level map. "The southern earthquake of Java-Bali-Nusa Tenggara is included in the classification of shallow deep earthquakes resulting from the Indo-Australian subduction activity of the Indo-Australian Plate under the Eurasian Plate," Riyadi said, "the impact of earthquakes in the form of potential shocks is felt in the area of Jakarta, South Tangerang, Bogor.