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Moderate mag. 4.1 earthquake - Indian Ocean, 145 km south of Lumajang, East Java, Indonesia, on Tuesday, Feb 21, 2023 at 4:56 pm (GMT +8) -

Moderate magnitude 4.1 earthquake at 10 km depth

21 Feb 09:08 UTC: First to report: RaspberryShake after 12 minutes.

Earthquake details

Date & time	Feb 21, 2023 08:56:06 UTC -
Local time at epicenter	Tuesday, Feb 21, 2023 at 4:56 pm (GMT +8)
Status	Confirmed
Magnitude	4.1
Depth	10.0 km
Epicenter latitude / longitude	9.43°S / 113.12°E (Indian Ocean, Indonesia)
Antipode	9.43°N / 66.88°W
Shaking intensity	Light shaking near epicenter
Felt	0 reports
Primary data source	RaspberryShake (RaspberryShake)
Nearest volcano	Semeru (149 km / 93 mi)
Nearby towns and cities	130 km (81 mi) S of Kencong (pop: 43,000) \| Show on map \| Quakes nearby 145 km (90 mi) S of Lumajang (pop: 123,600) \| Show on map \| Quakes nearby 154 km (96 mi) SSW of Jember (pop: 298,600) \| Show on map \| Quakes nearby 164 km (102 mi) SW of Genteng (pop: 79,700) \| Show on map \| Quakes nearby 170 km (106 mi) SSE of Malang (pop: 746,700) \| Show on map \| Quakes nearby 181 km (113 mi) SE of Blitar (pop: 132,400) \| Show on map \| Quakes nearby 183 km (114 mi) SSE of Lawang (pop: 159,400) \| Show on map \| Quakes nearby 778 km (484 mi) ESE of Jakarta (pop: 8,540,100) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Overcast Clouds 27.9°C (82 F), humidity: 82%, wind: 7 m/s (13 kts) from W
Estimated seismic energy released	8.9 x 10¹⁰ joules (24.8 megawatt hours, equivalent to 21.3 tons of TNT) \| about seismic energy

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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.

Mag.	Depth	Location	Source
4.1	10 km	South of Java, Indonesia	RaspberryShake
4.1	10 km	SOUTH OF JAVA, INDONESIA	EMSC

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User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.

There are no user reports for this quake.

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