Light mag. 4.8 earthquake - Maluku Sea, 81 km southeast of Gorontalo, Indonesia, on Tuesday, 23 Feb 2021 1:26 am (GMT +8) -
Quake Data | Интерактивная карта | User Reports | Earlier quakes in same area | Quakes in Индонезия| Gorontalo | Центральный Сулавеси | Северный Сулавеси | South Sulawesi
Слабое землетрясение маг. 4.8 at 139 km depth
22 Feb 17:34 UTC: First to report: GFZ after 8 minutes.
22 Feb 17:40: Now using data updates from BMKG
23 Feb 07:15: Magnitude recalculated from 4.7 to 4.8. Hypocenter depth recalculated from 131.0 to 139.0 km (from 81 to 86 mi). Epicenter location corrected by 2.5 km (1.5 mi) towards NNW.
22 Feb 17:40: Now using data updates from BMKG
23 Feb 07:15: Magnitude recalculated from 4.7 to 4.8. Hypocenter depth recalculated from 131.0 to 139.0 km (from 81 to 86 mi). Epicenter location corrected by 2.5 km (1.5 mi) towards NNW.
Update Mon, 22 Feb 2021, 17:39
Moderate earthquake of magnitude 4.8 just reported 81 km southeast of Gorontalo, Indonesia4.8 quake 23 Feb 1:26 am (GMT +8)
A magnitude 4.8 earthquake near Gorontalo, Indonesia, was reported only 13 minutes ago by the German Research Centre for Geosciences (GFZ), considered one of the key international agencies that monitor seismic activity worldwide. The earthquake occurred at an intermediate depth of 142 km beneath the epicenter early morning on Tuesday 23 February 2021 at 1:26 am local time. 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 European-Mediterranean Seismological Centre (EMSC) which listed the quake at magnitude 4.8 as well.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Gorontalo (pop. 144,200) located 81 km from the epicenter.
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.
Our monitoring service identified a second report from the European-Mediterranean Seismological Centre (EMSC) which listed the quake at magnitude 4.8 as well.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Gorontalo (pop. 144,200) located 81 km from the epicenter.
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:
Дата & время: 22 Feb 2021 17:26:17 UTC -
Местное время в эпицентре: Вторник, 23 фев 2021 01:26 (GMT +8)
Величина: 4.8
Глубина: 139.0 km
Эпицентр Широта / Долгота: 0°N / 123.55°E
(Молуккское море, Индонезия)Ближайшие вулкана: Ambang (128 km / 80 mi)
Города поблизости:
81 km (50 mi) SE of Горонтало (pop: 144,200) --> Найдите близлежащие землетрясения!
136 km (84 mi) NE of Luwuk (pop: 47,800) --> Найдите близлежащие землетрясения!
202 km (126 mi) SW of Tomohon (pop: 27,600) --> Найдите близлежащие землетрясения!
210 km (130 mi) SW of Tondano (Kabupaten Minahasa) (pop: 33,300) --> Найдите близлежащие землетрясения!
219 km (136 mi) SW of Манадо (pop: 451,900) --> Найдите близлежащие землетрясения!
229 km (142 mi) SW of Laikit, Laikit II (Dimembe) (Kabupaten Minahasa Utara) (pop: 8,000) --> Найдите близлежащие землетрясения!
244 km (152 mi) SW of Bitung (pop: 137,400) --> Найдите близлежащие землетрясения!
348 km (216 mi) ENE of Посо (pop: 47,100) --> Найдите близлежащие землетрясения!
500 km (311 mi) NE of Palopo (pop: 129,300) --> Найдите близлежащие землетрясения!
Weather at epicenter at time of quake:
Heavy Intensity Rain
28.2°C (83 F), humidity: 74%, wind: 2 m/s (3 kts) from WNW
Источник данных: BMKG (Meteorological, Climatological, and Geophysical Agency of Indonesia)Heavy Intensity Rain
28.2°C (83 F), humidity: 74%, wind: 2 m/s (3 kts) from WNWEstimated released energy: 1 x 1012 joules (278 megawatt hours, equivalent to 239 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.
| Величина | Глубина | Местоположение | Источник |
| 4.8 | 139 km | Minahassa Peninsula, Sulawesi, Indonesia | BMKG |
| 4.9 | 144 km | MINAHASA, SULAWESI, INDONESIA | EMSC |
| 4.8 | 142 km | Minahassa Peninsula, Sulawesi, Indonesia | GFZ |
| 4.9 | 136 km | 74 Km SE of Gorontalo, Indonesia | USGS |
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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