Strong mag. 6.3 earthquake - Melipilla, 17 km south of Melipilla, Santiago Metropolitan, Chile, on Monday, 4 March 1985 at 15:01 (GMT)

Strong mag. 6.3 earthquake - Melipilla, 17 km south of Melipilla, Santiago Metropolitan, Chile, on Monday, 4 March 1985 at 15:01 (GMT)

Strong magnitude 6.3 earthquake at 40 km depth

Date & time: 4 Mar 1985 15:01:07 UTC
Magnitude: 6.3
Depth: 40.1 km
Epicenter latitude / longitude: 33.842°S / 71.249°W (Melipilla, Santiago Metropolitan, Chile)
Nearest volcano: Palomo (122 km / 76 mi)
Nearby towns and cities:
17 km (11 mi) S of Melipilla (Santiago Metropolitan) (pop: 63,100) --> See nearby quakes!
30 km (19 mi) SW of El Monte (Provincia de Talagante, Santiago Metropolitan) (pop: 23,100) --> See nearby quakes!
36 km (22 mi) SW of Talagante (Santiago Metropolitan) (pop: 51,800) --> See nearby quakes!
43 km (27 mi) SE of San Antonio (Valparaíso) (pop: 85,700) --> See nearby quakes!
43 km (27 mi) SW of Peñaflor (Santiago Metropolitan) (pop: 65,500) --> See nearby quakes!
47 km (29 mi) W of Paine (Maipo, Santiago Metropolitan) (pop: 32,800) --> See nearby quakes!
48 km (30 mi) WSW of Buin (Santiago Metropolitan) (pop: 55,400) --> See nearby quakes!
58 km (36 mi) WSW of San Bernardo (Santiago Metropolitan) (pop: 249,900) --> See nearby quakes!
67 km (42 mi) WSW of Puente Alto (Santiago Metropolitan) (pop: 510,400) --> See nearby quakes!
70 km (44 mi) SW of Santiago de Chile (Santiago Metropolitan) (pop: 4,837,300) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 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
6.340 kmRegion Metropolitana, 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!
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Aftershocks

More info
Recorded aftershocks, latest first (37 quakes):
  • 14 Aug 1985 01:28 UTC
    | M 4.4 |
    33 km (20.5 mi) depth
    |
    79 km (49 mi) distance
    | USGS | Details
  • 25 Jun 1985 07:20 UTC
    | M 5.1 |
    33 km (20.5 mi) depth
    |
    79 km (49 mi) distance
    | USGS | Details
  • 23 Jun 1985 10:09 UTC
    | M 4.9 |
    98.7 km (61.3 mi) depth
    |
    47 km (29 mi) distance
    | USGS | Details
  • 21 May 1985 06:24 UTC
    | M 4.6 |
    33 km (20.5 mi) depth
    |
    76 km (48 mi) distance
    | USGS | Details
  • 12 May 1985 07:31 UTC
    | M 4.7 |
    33 km (20.5 mi) depth
    |
    78 km (48 mi) distance
    | USGS | Details
  • 21 Apr 1985 16:29 UTC
    | M 4.3 |
    33 km (20.5 mi) depth
    |
    69 km (43 mi) distance
    | USGS | Details
  • 15 Apr 1985 04:41 UTC
    | M 5.6 |
    33 km (20.5 mi) depth
    |
    77 km (48 mi) distance
    | USGS | Details
  • 14 Apr 1985 09:30 UTC
    | M 4.8 |
    33 km (20.5 mi) depth
    |
    72 km (45 mi) distance
    | USGS | Details
  • 11 Apr 1985 11:14 UTC
    | M 3.0 |
    33 km (20.5 mi) depth
    |
    55 km (34 mi) distance
    | USGS | Details
  • 09 Apr 1985 01:56 UTC
    | M 7.2 |
    37.8 km (23.5 mi) depth
    |
    47 km (29 mi) distance
    | USGS | Major magnitude 7.2 earthquake - Libertador General Bernardo O'Higgins, Chile, on Tuesday, 9 April 1985 at 01:56 (GMT)
  • 23 Mar 1985 13:45 UTC
    | M 5.7 |
    57 km (35.4 mi) depth
    |
    82 km (51 mi) distance
    | USGS | Details
  • 20 Mar 1985 02:46 UTC
    | M 5.2 |
    33 km (20.5 mi) depth
    |
    69 km (43 mi) distance
    | USGS | Details
  • 19 Mar 1985 20:52 UTC
    | M 4.7 |
    33 km (20.5 mi) depth
    |
    84 km (52 mi) distance
    | USGS | Details
  • 19 Mar 1985 04:01 UTC
    | M 6.7 |
    42.2 km (26.2 mi) depth
    |
    81 km (50 mi) distance
    | USGS | Very strong mag. 6.7 earthquake - Provincia de Valparaiso, 26 km southwest of Quilpué, Provincia de Marga Marga, Valparaiso, Chile, on Tuesday, 19 March 1985 at 04:01 (GMT)
  • 19 Mar 1985 00:33 UTC
    | M 4.6 |
    33 km (20.5 mi) depth
    |
    83 km (52 mi) distance
    | USGS | Details
  • 18 Mar 1985 18:40 UTC
    | M 5.0 |
    33 km (20.5 mi) depth
    |
    77 km (48 mi) distance
    | USGS | Details
  • Show all

Earlier earthquakes in the same area

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