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Great mag. 8.6 earthquake - Northern Sumatra, Indonesia on Monday, 28 March 2005

Great mag. 8.6 earthquake  - Northern Sumatra, Indonesia on Monday, 28 March 2005
Date & time: Monday, 28 March 2005 16:09 UTC
Magnitude: 8.6
Depth: 30.0 km
Epicenter latitude / longitude: 2.085°N / 97.108°E (Indonesia)
Nearest volcano: Sinabung (187 km / 116 mi)
Nearby towns and cities:
79 km (49 mi) SW of Singkil (pop: 46,800)
92 km (57 mi) SE of Sinabang (pop: 15,000)
181 km (113 mi) SW of Tongging (pop: 16,000)
190 km (118 mi) W of Sibolga (pop: 79,700)
191 km (118 mi) SW of Kabanjahe (pop: 57,200)
1422 km (883 mi) NW of Jakarta (pop: 8,540,100)
Primary data source: USGS
Estimated released energy: 5 x 1017 joules (1.4 x 105 gigawatt hours, equivalent to 1.2 x 108 tons of TNT or 7486.7 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, 28 Mar 16:09 UTCM 8.6 / 30 kmNorthern Sumatra, 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) scale.

Aftershocks of the 8.6 quake: Northern Sumatra, Indonesia, 28 Mar 2005 16h09

Show info about this
List of recorded aftershocks, latest first (536 quakes):
  • 29 Mar 2008 17:30 UTC
    | M 6.3 |
    20 km (12.4 mi) depth
    |
    219 km (136 mi) distance
    | USGS | Strong mag. 6.3 earthquake - Simeulue, Indonesia on Saturday, 29 March 2008
  • 16 Mar 2008 23:05 UTC
    | M 5.2 |
    35 km (21.7 mi) depth
    |
    710 km (441 mi) distance
    | USGS | Details
  • 15 Mar 2008 14:43 UTC
    | M 6.0 |
    25 km (15.5 mi) depth
    |
    288 km (179 mi) distance
    | USGS | Strong mag. 6.0 earthquake - Off the West Coast of Northern Sumatra (Indonesia) on Saturday, 15 March 2008
  • 13 Mar 2008 20:53 UTC
    | M 5.0 |
    45 km (28 mi) depth
    |
    850 km (528 mi) distance
    | USGS | Details
  • 12 Mar 2008 00:58 UTC
    | M 5.0 |
    29.8 km (18.5 mi) depth
    |
    762 km (474 mi) distance
    | USGS | Details
  • 11 Mar 2008 23:45 UTC
    | M 5.0 |
    27.2 km (16.9 mi) depth
    |
    769 km (478 mi) distance
    | USGS | Details
  • 10 Mar 2008 05:22 UTC
    | M 5.0 |
    35 km (21.7 mi) depth
    |
    171 km (106 mi) distance
    | USGS | Details
  • 06 Mar 2008 03:36 UTC
    | M 5.3 |
    35 km (21.7 mi) depth
    |
    566 km (351 mi) distance
    | USGS | Details
  • 05 Mar 2008 17:04 UTC
    | M 5.0 |
    56.4 km (35 mi) depth
    |
    419 km (260 mi) distance
    | USGS | Details
  • 03 Mar 2008 21:14 UTC
    | M 5.2 |
    31.6 km (19.6 mi) depth
    |
    557 km (346 mi) distance
    | USGS | Details
  • 03 Mar 2008 20:05 UTC
    | M 5.0 |
    32.1 km (19.9 mi) depth
    |
    105 km (65 mi) distance
    | USGS | Details
  • 03 Mar 2008 02:37 UTC
    | M 6.2 |
    25 km (15.5 mi) depth
    |
    562 km (349 mi) distance
    | USGS | Strong mag. 6.2 earthquake - Kepulauan Mentawai Region, Indonesia on Monday, 3 March 2008
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    10800 km (6711 mi) distance
    | | Details
  • 29 Feb 2008 08:18 UTC
    | M 5.6 |
    35 km (21.7 mi) depth
    |
    453 km (281 mi) distance
    | USGS | Details
  • 26 Feb 2008 18:18 UTC
    | M 5.9 |
    20 km (12.4 mi) depth
    |
    794 km (493 mi) distance
    | USGS | Details
  • 26 Feb 2008 11:38 UTC
    | M 5.1 |
    35 km (21.7 mi) depth
    |
    146 km (90 mi) distance
    | USGS | Details
  • Show all

Map of aftershocks

Significant earthquakes in the same area since 1900

Great mag. 8.6 earthquake - Northern Sumatra, Indonesia on Monday, 28 March 2005

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