Quake Info: Moderate Mag. 4.3 earthquake – Indian Ocean, 98 km south of Kasihan, Yogyakarta, Indonesia, on Wednesday, 09/29/2021 12:58 p.m. (GMT +7)
Earthquake of magnitude 4.3 at a depth of 12 km
September 29, 06:05 UTC: First message: BMKG after 6 minutes.
Update Wed, 09/29/2021, 6:09 am
Intermediate magnitude 4.3 earthquake hits around noon 98 km southwest of Kasihan, Indonesia
4.3 quake September 29th 12:58 pm (GMT +7)
Our monitoring service identified a second report from the European-Mediterranean Seismological Center (EMSC), which also listed the quake with a magnitude of 4.3.
Cities near the epicenter where the quake may have been perceived as very weak are Bambanglipuro (44,700 inhabitants), 84 km from the epicenter, Srandakan (29,500 inhabitants) 84 km away, Pundong (24,100 inhabitants) 85 km, Pandak ( 56,000 inhabitants) 88 km away, Bantul (58,700 inhabitants) 92 km away, Sewon (73,600 inhabitants) 94 km away, Kasihan (86,200 inhabitants) 98 km away and Yogyakarta (636,700 inhabitants) 102 km one way.
VolcanoDiscovery automatically updates the magnitude and depth as they change and keeps track of other important news about the quake. If you are in the area, please send us your experience through our reporting mechanism, either online or by our mobile app. This will help us provide more firsthand information to anyone around the world who would like to learn more about this quake.
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Earthquake data
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Appointment time: September 29, 2021 05:58:45 UTC –
Local time in the epicenter: Wednesday, 09/29/2021 12:58 p.m. (GMT +7)
Size: 4.3
Depth: 12.0 km
Epicenter latitude / longitude: 8.69 ° S / 110.14 ° E↗ 
(Indian Ocean, Indonesia)
Antipode: 8.69 ° N / 69.86 ° W↗
Closest volcano: Merapi (132 km)
Cities nearby:
84 km (52 mi) south of Bambanglipuro (Population: 44,700) -> See quakes nearby!
84 km (52 mi) south of Srandakan (Population: 29,500) -> See quakes nearby!
85 km (53 mi) SSW of Pundong (Population: 24,100) -> See quakes nearby!
88 km (55 mi) south of Pandak (Population: 56,000) -> See quakes nearby!
92 km (57 mi) SSW from Bantula (Population: 58,700) -> See quakes nearby!
94 km (58 mi) SSW of Sewing on (Population: 73,600) -> See quakes nearby!
98 km (61 mi) SSW from Kasihan (Population: 86,200) -> See quakes nearby!
102 km (63 mi) SSW of Yogyakarta (Population: 636,700) -> See quakes nearby!
341 km (212 miles) southeast of Banding (Population: 1,699,700) -> See quakes nearby!
456 km (283 miles) southeast of Jakarta (Population: 8,540,100) -> See quakes nearby!
134 km (83 mi) south of Java island (Population: 141,370,000) -> See quakes nearby!
Overcast clouds
26.1 ° C (79 F), humidity: 79%, wind: 8 m / s (15 kts) from ESEPrimary data source: BMKG (Meteorological, Climatological and Geophysical Agency of Indonesia)
Estimated energy released: 1.8 x 1011 Joule (49.4 megawatt hours, corresponds to 42.5 tons of TNT) More information
If you did NOT feel the tremor even though you were in the area please report it! Your input is valuable to earthquake research, seismic hazard analysis, and containment efforts. You can use your device’s location or the map to see where you were during the earthquake. Thanks very much!
Dates for the same earthquake reported by different authorities
Info: The more agencies report on the same quake and post similar data, the more confidence you can have in the data. It usually takes up to a few hours for earthquake parameters to be calculated with near optimal accuracy.
| Like. | depth | Location | source |
| 4.3 | 12 km | Java, Indonesia | BMKG |
