Light mag. 3.9 earthquake - Maluku Sea, 185 km southeast of Manado, Sulawesi Baroh, Indonesia, on Saturday, 6 Mar 2021 4:46 am (GMT +9) -
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Light magnitude 3.9 earthquake at 30 km depth
5 Mar 20:02 UTC: First to report: EMSC after 16 minutes.
5 Mar 20:05: Now using data updates from BMKG
6 Mar 11:55: Hypocenter depth recalculated from 21.0 to 30.0 km (from 13 to 18.6 mi). Epicenter location corrected by 1.6 km (1 mi) towards NW.
5 Mar 20:05: Now using data updates from BMKG
6 Mar 11:55: Hypocenter depth recalculated from 21.0 to 30.0 km (from 13 to 18.6 mi). Epicenter location corrected by 1.6 km (1 mi) towards NW.
Date & time: 5 Mar 2021 19:46:15 UTC -
Local time at epicenter: Saturday, 6 Mar 2021 4:46 am (GMT +9)
Magnitude: 3.9
Depth: 30.0 km
Epicenter latitude / longitude: 0.05°S / 125.49°E

Nearest volcano: Ambang (149 km / 93 mi)
Nearby towns and cities:
164 km (102 mi) SSE of Tondano (Kabupaten Minahasa) (pop: 33,300) --> See nearby quakes!
170 km (106 mi) SSE of Tomohon (pop: 27,600) --> See nearby quakes!
171 km (106 mi) SSE of Bitung (pop: 137,400) --> See nearby quakes!
180 km (112 mi) SSE of Laikit, Laikit II (Dimembe) (Kabupaten Minahasa Utara) (pop: 8,000) --> See nearby quakes!
185 km (115 mi) SSE of Manado (pop: 451,900) --> See nearby quakes!
230 km (143 mi) WSW of Ternate (pop: 101,700) --> See nearby quakes!
246 km (153 mi) WSW of Sofifi (Kota Tidore Kepulauan) (pop: 36,200) --> See nearby quakes!
278 km (173 mi) ESE of Gorontalo (pop: 144,200) --> See nearby quakes!
317 km (197 mi) ENE of Luwuk (pop: 47,800) --> See nearby quakes!
528 km (328 mi) NW of Amahai (pop: 47,700) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds
28.3°C (83 F), humidity: 75%, wind: 6 m/s (12 kts) from N
Primary data source: BMKG (Meteorological, Climatological, and Geophysical Agency of Indonesia)Overcast Clouds

Estimated released energy: 4.5 x 1010 joules (12.4 megawatt hours, equivalent to 10.7 tons of TNT) More info
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.
Magnitude | Depth | Location | Source |
3.9 | 30 km | Southern Molucca Sea, Indonesia | BMKG |
3.9 | 21 km | MOLUCCA SEA, Indonesia | EMSC |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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There are no user reports for this quake yet. If you felt it Earlier earthquakes in the same area since 1900
- Date / time UTC| Mag |Depth|Age|Distance| Details
- 29 Nov 1998 14:10| 7.7 |33km / 21mi|22 years ago|234km / 146mi| Banda Sea, 24 km SE of Pulau Woyo Island, Maluku Utara, Indonesia
- 14 May 1932 13:11| 7.7 |15km / 9.3mi|89 years ago|70km / 43mi| Maluku Sea, 127 km SE of Bitung, Sulawesi Baroh, Indonesia
- 04 May 2000 04:21| 7.6 |26km / 16mi|21 years ago|243km / 151mi| Maluku Sea, 32 km E of Pulau Bakalanpauno Island, Sulawesi Centrale, Indonesia
- 10 Aug 1968 02:07| 7.6 |23km / 14mi|53 years ago|193km / 120mi| Maluku Sea, 59 km N of Pulau Gureda Island, Maluku Utara, Indonesia
- 21 Jan 2007 11:27| 7.5 |22km / 14mi|14 years ago|152km / 95mi| Maluku Sea, 126 km W of Ternate, Maluku Utara, Indonesia
- 14 Aug 1986 19:39| 7.5 |33km / 21mi|35 years ago|235km / 146mi| Maluku Sea, 147 km NW of Ternate, Maluku Utara, Indonesia
- 24 Feb 2001 07:23| 7.1 |35km / 22mi|20 years ago|169km / 105mi| Maluku Sea, 120 km E of Bitung, Sulawesi Baroh, Indonesia
- 03 May 1925 17:21| 7.1 |15km / 9.3mi|96 years ago|165km / 103mi| Maluku Sea, 127 km E of Bitung, Sulawesi Baroh, Indonesia
- 14 Nov 2019 16:17| 7.0 |27km / 17mi|1 year 22 weeks ago|207km / 129mi| Maluku Sea, 131 km E of Bitung, Sulawesi Baroh, Indonesia
- 13 Apr 1985 03:00| 7.0 |51km / 32mi|36 years ago|212km / 132mi| Maluku Sea, 137 km E of Bitung, Sulawesi Baroh, Indonesia
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