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Strong mag. 6.3 earthquake - Antofagasta, Chile on Thursday, 4 March 2010

Strong mag. 6.3 earthquake  - Antofagasta, Chile on Thursday, 4 March 2010
Date & time: Thursday, 4 March 2010 22:39 UTC
Magnitude: 6.3
Depth: 114.0 km
Epicenter latitude / longitude: 22.227°S / 68.328°W (Chile)
Nearest volcano: Paniri (18 km / 11 mi)
Nearby towns and cities:
66 km (41 mi) NE of Calama (pop: 143,100)
77 km (48 mi) N of San Pedro de Atacama (pop: 2,000)
119 km (74 mi) SW of Villa Alota (pop: 100)
171 km (106 mi) SW of San Cristóbal (pop: 100)
193 km (120 mi) E of Tocopilla (pop: 24,500)
1270 km (789 mi) N of Santiago (pop: 4,837,300)
Primary data source: USGS
Estimated released energy: 1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 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
Thu, 4 Mar 22:39 UTCM 6.3 / 114 kmAntofagasta, ChileUSGS
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!

Aftershocks of the 6.3 quake: Antofagasta, Chile, 4 Mar 2010 22:39

More info
Recorded aftershocks, latest first (15 quakes):
  • 22 Aug 2010 04:51 UTC
    | M 4.1 |
    94.5 km (58.7 mi) depth
    |
    50 km (31 mi) distance
    | USGS | Details
  • 16 Jul 2010 12:47 UTC
    | M 4.1 |
    133 km (82.6 mi) depth
    |
    79 km (49 mi) distance
    | USGS | Details
  • 12 Jul 2010 00:11 UTC
    | M 6.3 |
    115 km (71.5 mi) depth
    |
    15 km (9 mi) distance
    | USGS | Strong mag. 6.3 earthquake - Antofagasta, Chile on Monday, 12 July 2010
  • 11 Jul 2010 16:28 UTC
    | M 4.5 |
    97.8 km (60.8 mi) depth
    |
    79 km (49 mi) distance
    | USGS | Details
  • 22 Jun 2010 20:23 UTC
    | M 4.5 |
    98.6 km (61.3 mi) depth
    |
    77 km (48 mi) distance
    | USGS | Details
  • 10 Jun 2010 06:10 UTC
    | M 4.6 |
    112.2 km (69.7 mi) depth
    |
    64 km (40 mi) distance
    | USGS | Details
  • 05 May 2010 15:00 UTC
    | M 4.2 |
    106.8 km (66.4 mi) depth
    |
    67 km (42 mi) distance
    | USGS | Details
  • 04 May 2010 16:12 UTC
    | M 5.3 |
    91.9 km (57.1 mi) depth
    |
    39 km (24 mi) distance
    | USGS | Details
  • 24 Apr 2010 13:53 UTC
    | M 4.2 |
    112.9 km (70.2 mi) depth
    |
    23 km (14 mi) distance
    | USGS | Details
  • 21 Apr 2010 17:54 UTC
    | M 4.3 |
    107.2 km (66.6 mi) depth
    |
    26 km (16 mi) distance
    | USGS | Details
  • 19 Apr 2010 21:18 UTC
    | M 4.1 |
    95.2 km (59.2 mi) depth
    |
    36 km (22 mi) distance
    | USGS | Details
  • 14 Apr 2010 18:13 UTC
    | M 4.3 |
    100.9 km (62.7 mi) depth
    |
    49 km (31 mi) distance
    | USGS | Details
  • 28 Mar 2010 14:29 UTC
    | M 4.2 |
    98.1 km (61 mi) depth
    |
    15 km (9 mi) distance
    | USGS | Details
  • 21 Mar 2010 15:52 UTC
    | M 4.0 |
    102.7 km (63.8 mi) depth
    |
    49 km (30 mi) distance
    | USGS | Details
  • 18 Mar 2010 19:49 UTC
    | M 5.0 |
    144.6 km (89.9 mi) depth
    |
    59 km (36 mi) distance
    | USGS | Details

Earlier earthquakes in the same area

Strong mag. 6.3 earthquake - Antofagasta, Chile on Thursday, 4 March 2010
 

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