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Light mag. 4.5 earthquake - 32km NNE of Tarakan, Indonesia on Tuesday, 22 December 2015

This quake was likely an aftershock of the 6.0 quake: Borneo, 20 Dec 2015 18:47, which had occurred 1 day 5 hours earlier.
Light mag. 4.5 earthquake  - 32km NNE of Tarakan, Indonesia on Tuesday, 22 December 2015
22 Dec 00:28 UTC: First to report: USGS after 26 minutes.
Date & time: Tuesday, 22 December 2015 00:01 UTC
Local time at epicenter: 2015-12-22 08:01:56 +08:00
Magnitude: 4.5
Depth: 10.0 km
Epicenter latitude / longitude: 3.5889°N / 117.7001°E (Indonesia)
Nearest volcano: Bombalai (92 km / 57 mi)
Nearby towns and cities:
33 km (20 mi) NE of Tarakan (pop: 97,500)
76 km (47 mi) SW of Tawau (pop: 306,500)
91 km (57 mi) NE of Tanjung Selor (pop: 0)
142 km (88 mi) SW of Semporna (pop: 62,600)
174 km (108 mi) SW of Lahad Datu (pop: 105,600)
1626 km (1010 mi) NE of Jakarta (pop: 8,540,100)
Primary data source: USGS
Estimated released energy: 3.5 x 1011 joules (98.6 megawatt hours, equivalent to 84.8 tons of TNT) [learn more]
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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.
TimeMag. / DepthLocationSource
2015-12-22 08:01:56 +08:00 (22 Dec 00:01:56 UTC)M 4.5 / 10 km- 32km NNE of Tarakan, IndonesiaUSGS
Tue, 22 Dec 00:01 UTCM 4.5 / 30 kmKALIMANTAN, INDONESIAEMSC
Tue, 22 Dec 00:01 UTCM 4.5 / 12 kmBorneoGFZ

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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Tarakan (35.2 km SSW of epicenter) [Map] / Strong shaking (MMI VI) (reported through our app)
(Indonesia, 36 km SW of epicenter) : Shaking weak for a few second (reported through EMSC)

Earlier earthquakes in the same area

Light mag. 4.5 earthquake - 32km NNE of Tarakan, Indonesia on Tuesday, 22 December 2015
 

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