Moderate mag. 5.6 earthquake - Halmahera, Indonesia, on Monday, 25 December 1989 at 19:50 (GMT)

Moderate mag. 5.6 earthquake - Halmahera, Indonesia, on Monday, 25 December 1989 at 19:50 (GMT)

Moderate magnitude 5.6 earthquake at 102 km depth

Date & time: 25 Dec 1989 19:50:18 UTC
Magnitude: 5.6
Depth: 102.2 km
Epicenter latitude / longitude: 1.679°N / 127.2°E (Indonesia)
Nearest volcano: Gamkonora (49 km / 30 mi)
Nearby towns and cities:
90 km (56 mi) W of Tobelo (Kabupaten Halmahera Utara) (pop: 10,000) --> See nearby quakes!
101 km (63 mi) NNW of Ternate (pop: 101,700) --> See nearby quakes!
112 km (70 mi) NNW of Sofifi (Kota Tidore Kepulauan) (pop: 36,200) --> See nearby quakes!
225 km (140 mi) E of Bitung (pop: 137,400) --> See nearby quakes!
248 km (154 mi) E of Laikit, Laikit II (Dimembe) (Kabupaten Minahasa Utara) (pop: 8,000) --> See nearby quakes!
258 km (160 mi) E of Tondano (Kabupaten Minahasa) (pop: 33,300) --> See nearby quakes!
262 km (163 mi) E of Manado (pop: 451,900) --> See nearby quakes!
269 km (167 mi) E of Tomohon (pop: 27,600) --> See nearby quakes!
457 km (284 mi) SSE of Sarangani (Davao del Sur, Philippines) (pop: 7,510) --> See nearby quakes!
2425 km (1507 mi) ENE of Jakarta (pop: 8,540,100) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.6 x 1013 joules (4.4 gigawatt hours, equivalent to 3788 tons of TNT or 0.2 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.
MagnitudeDepthLocationSource
M 5.6102 kmHalmahera, IndonesiaUSGS
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.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Aftershocks of the 5.6 quake Halmahera, Indonesia, 25 December 1989 19:50 GMT

More info
Recorded aftershocks, latest first (1 quakes):
  • 21 Jan 1990 05:26 UTC
    | M 5.1 |
    139.5 km (86.7 mi) depth
    |
    14 km (9 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

Moderate mag. 5.6 earthquake - Halmahera, Indonesia, on Monday, 25 December 1989 at 19:50 (GMT)
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