Indonesia's Meteorology, Climatology, and Geophysical Agency reported a magnitude 4.7 quake in Indonesia near Tambolaka, Southwest Sumba Regency, East Nusa Tenggara, only 10 minutes ago. The earthquake hit in the morning on Monday, March 23rd, 2026, at 10:16 am local time at a moderately shallow depth of 61. km. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.Our monitoring service identified a second report from the citizen-seismograph network of RaspberryShake which listed the quake at magnitude 4.4.Based on the preliminary seismic data, the quake should not have caused any significant damage, but was probably felt by many people as light vibration in the area of the epicenter. Weak shaking might have been felt in Tambolaka (pop. 35,800) located 51 km from the epicenter.Other towns or cities near the epicenter where the quake might have been felt as very weak shaking include Sape (pop. 5,000) located 78 km from the epicenter, Dompu (pop. 55,000) 88 km away, and Bima (pop. 161,400) 88 km away.VolcanoDiscovery will automatically update magnitude and depth if these change and follow up if other significant news about the quake become available. If you’re in the area, please send us your experience through our reporting mechanism, either online or via our mobile app. This will help us provide more first-hand updates to anyone around the globe who wants to know more about this quake.Earthquake data: Date & time: Mar 23, 2026 10:16 am (GMT +8) local time (23 Mar 2026 02:16 GMT)Magnitude: 4.7Depth: 61.00 kmEpicenter latitude / longitude: 9.25°S / 118.81°E (Southwest Sumba Regency, East Nusa Tenggara, Indonesia)Primary data source: BMKG