Forte terremoto magnitudine 6.1 - Molucca Sea (Indonesia), mercoledì, 16 febbraio 1977

Forte terremoto magnitudine 6.1 - Molucca Sea (Indonesia), mercoledì, 16 febbraio 1977

Strong magnitude 6.1 earthquake at 33 km depth

Data & ora: 16 Feb 1977 10:40:20 UTC
Magnitudine: 6.1
Profondità: 33.0 km
Epicentro latitudine / longitudine: 0.496°N / 125.983°E (Indonesia)
Vulcano più vicino: Tongkoko (143 km / 89 mi)
Nearby towns and cities:
139 km SE da Bitung (pop: 137,400) --> Vedi sismi vicini
149 km SE da Tondano (Kabupaten Minahasa) (pop: 33,300) --> Vedi sismi vicini
157 km SE da Laikit, Laikit II (Dimembe) (Kabupaten Minahasa Utara) (pop: 8,000) --> Vedi sismi vicini
159 km OSO da Ternate (pop: 101,700) --> Vedi sismi vicini
160 km SE da Tomohon (pop: 27,600) --> Vedi sismi vicini
167 km SE da Manado (pop: 451,900) --> Vedi sismi vicini
177 km O da Sofifi (Kota Tidore Kepulauan) (pop: 36,200) --> Vedi sismi vicini
325 km E da Gorontalo (pop: 144,200) --> Vedi sismi vicini
390 km ENE da Luwuk (pop: 47,800) --> Vedi sismi vicini
2252 km ENE da Giacarta (pop: 8,540,100) --> Vedi sismi vicini
Fonte dati primaria: USGS (United States Geological Survey)
Stima dell'energia sismica liberata: 8.9 x 1013 joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 atomic bombs!) More info
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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.
MagnitudineProfonditàUbicazioneFonte
M 6.133 kmMolucca Sea (Indonesia)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from 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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Aftershocks of the 6.1 quake Molucca Sea (Indonesia) 16 February 1977 10:40 GMT

More info
Recorded aftershocks, latest first (2 quakes):
  • 21 Mar 1977 14:13 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    47 km (29 mi) distance
    | USGS | Details
  • 11 Mar 1977 23:17 UTC
    | M 5.3 |
    33 km (20.5 mi) depth
    |
    48 km (30 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

Strong mag. 6.1 earthquake - Molucca Sea (Indonesia) on Wednesday, 16 February 1977 at 10:40 (GMT)
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