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Interactive map of latest earthquakes and active volcanoes in the world

Strong mag. 6.4 earthquake - Molucca Sea (Indonesia) on Monday, 23 July 1984

Strong mag. 6.4 earthquake - Molucca Sea (Indonesia) on Monday, 23 July 1984
Date & time: Monday, 23 July 1984 16:03 UTC
Magnitude: 6.4
Depth: 25.9 km
Epicenter latitude / longitude: 1.384°N / 126.419°E (Indonesia)
Nearest volcano: Hiri (114 km / 71 mi)
Nearby towns and cities:
126 km (78 mi) NW of Ternate (pop: 101,700)
137 km (85 mi) E of Bitung (pop: 137,400)
146 km (91 mi) NW of Sofifi (pop: 36,200)
161 km (100 mi) E of Laikit, Laikit II (Dimembe) (pop: 8,000)
175 km (109 mi) E of Manado (pop: 451,900)
2332 km (1449 mi) NE of Jakarta (pop: 8,540,100)
Primary data source: USGS
Estimated released energy: 2.5 x 1014 joules (69.8 gigawatt hours, equivalent to 60036 tons of TNT or 3.8 atomic bombs!) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
TimeMag. / DepthLocationSource
Mon, 23 Jul 16:03 UTCM 6.4 / 25.9 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.
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 6.4 quake: Molucca Sea (Indonesia), 23 Jul 1984 16:03

More info
Recorded aftershocks, latest first (6 quakes):
  • 05 Jan 1985 18:22 UTC
    | M 5.0 |
    33 km (20.5 mi) depth
    |
    26 km (16 mi) distance
    | USGS | Details
  • 26 Oct 1984 09:12 UTC
    | M 5.3 |
    52.7 km (32.7 mi) depth
    |
    33 km (20 mi) distance
    | USGS | Details
  • 26 Oct 1984 08:49 UTC
    | M 6.3 |
    56.4 km (35 mi) depth
    |
    30 km (19 mi) distance
    | USGS | Strong mag. 6.3 earthquake - Molucca Sea (Indonesia) on Friday, 26 October 1984
  • 25 Jul 1984 19:34 UTC
    | M 5.9 |
    43.9 km (27.3 mi) depth
    |
    21 km (13 mi) distance
    | USGS | Details
  • 25 Jul 1984 17:23 UTC
    | M 5.4 |
    34.4 km (21.4 mi) depth
    |
    16 km (10 mi) distance
    | USGS | Details
  • 25 Jul 1984 17:14 UTC
    | M 5.0 |
    33 km (20.5 mi) depth
    |
    18 km (11 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

Strong mag. 6.4 earthquake - Molucca Sea (Indonesia) on Monday, 23 July 1984
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