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Very strong mag. 6.0 earthquake - Molucca Sea, Indonesia, on Saturday, Feb 11, 2023 at 4:55 pm (GMT +8) -

This quake was likely an aftershock of the 7.1 quake Molucca Sea, 291 km northeast of Manado, North Sulawesi, Indonesia, Jan 18, 2023 3:06 pm (GMT +9), which had occurred 3 weeks earlier.

Very strong mag. 6.0 earthquake - Molucca Sea, Indonesia, on Saturday, Feb 11, 2023 at 4:55 pm (GMT +8)

Very strong magnitude 6.0 earthquake at 11 km depth

11 Feb 09:01 UTC: First to report: GFZ after 7 minutes.
11 Feb 09:03: Magnitude recalculated from 6.0 to 5.9. Epicenter location corrected by 7.5 km (4.6 mi) towards SSW.
11 Feb 09:13: Now using data updates from USGS
11 Feb 09:51: Now using data updates from BMKG

Earthquake details

Date & time	Feb 11, 2023 08:55:06 UTC -
Local time at epicenter	Saturday, Feb 11, 2023 at 4:55 pm (GMT +8)
Status	Confirmed
Magnitude	6
Depth	11.0 km
Epicenter latitude / longitude	3.67°N / 126.76°E (Molucca Sea, Indonesia)
Antipode	3.67°S / 53.24°W
Shaking intensity	Severe shaking
Felt	1 report
Primary data source	BMKG (Meteorological, Climatological, and Geophysical Agency of Indonesia)
Nearest volcano	Awu (140 km / 87 mi)
Nearby towns and cities	257 km (160 mi) NNW of Tobelo (Kabupaten Halmahera Utara) (pop: 10,000) \| Show on map \| Quakes nearby 302 km (187 mi) NE of Bitung (pop: 137,400) \| Show on map \| Quakes nearby 323 km (201 mi) NE of Manado (pop: 451,900) \| Show on map \| Quakes nearby 324 km (201 mi) SE of General Santos City (Philippines) (pop: 679,600) \| Show on map \| Quakes nearby 328 km (204 mi) NNW of Ternate (pop: 101,700) \| Show on map \| Quakes nearby 334 km (207 mi) NE of Tondano (Kabupaten Minahasa) (pop: 33,300) \| Show on map \| Quakes nearby 338 km (210 mi) NNW of Sofifi (Kota Tidore Kepulauan) (pop: 36,200) \| Show on map \| Quakes nearby 340 km (211 mi) NE of Tomohon (pop: 27,600) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Broken Clouds 28.1°C (83 F), humidity: 76%, wind: 8 m/s (15 kts) from NNE
Estimated seismic energy released	6.3 x 10¹³ joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 atomic bombs!) \| 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
6.0	11 km	Indonesia: 239 Km SE of Sarangani, Philippines	BMKG
5.9	50 km	KEPULAUAN TALAUD, INDONESIA	EMSC
5.9	49 km	Talaud Islands, Indonesia	RaspberryShake
5.9	10 km	Indonesia: Near Davao	RENASS
6.0	28 km	Indonesia: 251 Km S 29° E of Balut Island (Municipality Of Sarangani) (Davao Occidental)	PHIVOLCS
6.0	65 km	Talaud Islands, Indonesia [Sea: Indonesia]	INGV
5.9	10 km	Talaud Islands, Indonesia	GFZ
5.9	57 km	Talaud Islands, Indonesia	GeoAu
5.8	20 km	Indonesia: 印尼塔劳群岛	CEIC
5.9	10 km	Talaud Islands, Indonesia	IRIS
5.9	49 km	Indonesia: Di Laut 37 Km Tenggara Melonguane	USGS

Most recent quakes Top 20 past 24 hrs Quakes in Philippines

Seismograms

Seismic station: Tucson, Arizona (TUC/IU network) | Distance from quake: 12758 km / 7927 mi | Show on map | Station Info

Seismic station Tucson, Arizona: vertical movement plot around time of quake (source: IRIS/BUD)

Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Bandpass filter applied: 0.02-2.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake (2)

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

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Damau, Talaud Islands Regency, North Sulawesi (9.4 km NE of epicenter) [Map] / Severe shaking (MMI VIII) / complex motion difficult to describe / several minutes : Strong earthquake | 21 users found this interesting.

Bali, Uluwatu / not felt

Aftershocks

[More info]

Recorded aftershocks, latest first (24 quakes)

Date and time	Mag Depth	Location	Details
Mar 24, 2023 17:36 1 day 6 hours ago	3.4 95 km	Philippine Sea, Indonesia	More
Mar 17, 2023 01:26 9 days ago	3.7 57 km	Molucca Sea, Indonesia, 272 km SE of Sarangani, Davao Occidental, Philippines	More
Mar 16, 2023 19:15 9 days ago	3.6 80 km	Philippine Sea, Indonesia, 223 km SE of Sarangani, Davao Occidental, Philippines	More
Mar 15, 2023 12:14 10 days ago	3.1 14 km	Molucca Sea, Indonesia	More
Mar 15, 2023 11:09 11 days ago	3.3 10 km	Molucca Sea, Indonesia	More
Mar 15, 2023 05:45 11 days ago	3.2 50 km	Molucca Sea, Indonesia	More
Mar 14, 2023 19:07 11 days ago	3.3 213 km	Molucca Sea, Indonesia	More
Mar 10, 2023 21:13 2 weeks ago	3.9 56 km	Molucca Sea, Indonesia, 269 km SE of Glan, Sarangani, Soccsksargen, Philippines	More
Feb 28, 2023 22:04 4 weeks ago	3.4 43 km	North Sulawesi, Indonesia	More
Feb 23, 2023 16:14 4 weeks ago	4.2 35 km	North Sulawesi, Indonesia	More
Feb 19, 2023 20:07 5 weeks ago	3.4 10 km	Molucca Sea, Indonesia	More
Feb 13, 2023 13:45 6 weeks ago	4.3 58 km	Molucca Sea, Indonesia	More
Feb 13, 2023 13:45 6 weeks ago	4.3 15 km	Molucca Sea, 299 km NE of Manado, North Sulawesi, Indonesia	More
Feb 12, 2023 02:52 6 weeks ago	3.1 26 km	Molucca Sea, Indonesia	More
Feb 12, 2023 02:49 6 weeks ago	3.0 20 km	Molucca Sea, Indonesia	More
Feb 12, 2023 02:36 6 weeks ago	4.1 10 km	Molucca Sea, 285 km NE of Bitung, North Sulawesi, Indonesia	More
Feb 11, 2023 19:52 6 weeks ago	4.0 55 km	Molucca Sea, Indonesia	More
Feb 11, 2023 10:35 6 weeks ago	3.6 10 km	Molucca Sea, Indonesia	More
Feb 11, 2023 10:27 6 weeks ago	3.6 50 km	Molucca Sea, Indonesia, 240 km SE of Sarangani, Davao Occidental, Philippines	More
Feb 11, 2023 10:16 6 weeks ago	3.6 45 km	Indonesia, 223 km SE of Sarangani, Davao Occidental, Philippines	More
Feb 11, 2023 09:51 6 weeks ago	3.7 53 km	Molucca Sea, Indonesia, 218 km SE of Sarangani, Davao Occidental, Philippines	More
Feb 11, 2023 09:12 6 weeks ago	4.4 48 km	Philippine Sea, Indonesia	More
Feb 11, 2023 09:12 6 weeks ago	3.7 21 km	Molucca Sea, 268 km NE of Manado, North Sulawesi, Indonesia	More
Feb 11, 2023 09:07 6 weeks ago	4.3 31 km	Philippine Sea, Indonesia	More

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