Strong mag. 6.7 earthquake - Off the Coast of Central America (Nicaragua) on Sunday, 23 August 1998 at 13:57 (GMT)

Strong mag. 6.7 earthquake - Off the Coast of Central America (Nicaragua) on Sunday, 23 August 1998 at 13:57 (GMT)

Strong magnitude 6.7 earthquake at 55 km depth

Date & time: 23 Aug 1998 13:57:15 UTC
Magnitude: 6.7
Depth: 54.6 km
Epicenter latitude / longitude: 11.663°N / 88.038°W (Nicaragua)
Nearest volcano: Cosigüina (155 km / 96 mi)
Nearby towns and cities:
131 km (81 mi) SW of Corinto (pop: 19,200) --> See nearby quakes!
146 km (91 mi) SW of Chinandega (pop: 126,400) --> See nearby quakes!
146 km (91 mi) SW of El Viejo (pop: 53,500) --> See nearby quakes!
150 km (93 mi) SW of Chichigalpa (pop: 33,100) --> See nearby quakes!
153 km (95 mi) SW of Leon (pop: 144,500) --> See nearby quakes!
166 km (103 mi) WSW of La Paz Centro (pop: 23,500) --> See nearby quakes!
175 km (109 mi) W of San Rafael del Sur (pop: 29,800) --> See nearby quakes!
192 km (120 mi) WSW of Ciudad Sandino (pop: 50,000) --> See nearby quakes!
201 km (125 mi) WSW of Managua (pop: 973,100) --> See nearby quakes!
214 km (133 mi) W of Masaya (pop: 130,100) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.1 x 1014 joules (197 gigawatt hours, equivalent to 1.7 x 105 tons of TNT or 10.6 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
M 6.755 kmoff the coast of Central America (Nicaragua)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 6.7 quake Off the Coast of Central America (Nicaragua) 23 August 1998 13:57 GMT

More info
Recorded aftershocks, latest first (19 quakes):
  • 16 Feb 1999 16:26 UTC
    | M 3.9 |
    33 km (20.5 mi) depth
    |
    68 km (42 mi) distance
    | USGS | Details
  • 15 Feb 1999 18:35 UTC
    | M 4.6 |
    75 km (46.6 mi) depth
    |
    62 km (39 mi) distance
    | USGS | Details
  • 15 Feb 1999 17:05 UTC
    | M 4.6 |
    61.1 km (38 mi) depth
    |
    85 km (53 mi) distance
    | USGS | Details
  • 09 Jan 1999 23:03 UTC
    | M 4.4 |
    47.3 km (29.4 mi) depth
    |
    71 km (44 mi) distance
    | USGS | Details
  • 29 Dec 1998 17:34 UTC
    | M 4.5 |
    33 km (20.5 mi) depth
    |
    52 km (32 mi) distance
    | USGS | Details
  • 22 Dec 1998 15:28 UTC
    | M 4.2 |
    10 km (6.2 mi) depth
    |
    132 km (82 mi) distance
    | USGS | Details
  • 03 Dec 1998 16:09 UTC
    | M 4.4 |
    33 km (20.5 mi) depth
    |
    40 km (25 mi) distance
    | USGS | Details
  • 24 Nov 1998 15:05 UTC
    | M 4.3 |
    33 km (20.5 mi) depth
    |
    122 km (76 mi) distance
    | USGS | Details
  • 07 Nov 1998 14:20 UTC
    | M 4.7 |
    66.7 km (41.4 mi) depth
    |
    125 km (78 mi) distance
    | USGS | Details
  • 25 Oct 1998 18:53 UTC
    | M 4.2 |
    75.5 km (46.9 mi) depth
    |
    107 km (66 mi) distance
    | USGS | Details
  • 21 Oct 1998 10:12 UTC
    | M 4.5 |
    33 km (20.5 mi) depth
    |
    31 km (19 mi) distance
    | USGS | Details
  • 10 Oct 1998 04:17 UTC
    | M 4.2 |
    100 km (62.1 mi) depth
    |
    94 km (58 mi) distance
    | USGS | Details
  • 10 Oct 1998 03:08 UTC
    | M 4.1 |
    33 km (20.5 mi) depth
    |
    135 km (84 mi) distance
    | USGS | Details
  • 05 Oct 1998 13:21 UTC
    | M 4.4 |
    33 km (20.5 mi) depth
    |
    107 km (67 mi) distance
    | USGS | Details
  • 04 Oct 1998 21:54 UTC
    | M 4.5 |
    33 km (20.5 mi) depth
    |
    112 km (70 mi) distance
    | USGS | Details
  • 02 Oct 1998 01:42 UTC
    | M 3.9 |
    33 km (20.5 mi) depth
    |
    79 km (49 mi) distance
    | USGS | Details
  • 27 Aug 1998 07:45 UTC
    | M 4.3 |
    50 km (31.1 mi) depth
    |
    33 km (21 mi) distance
    | USGS | Details
  • 24 Aug 1998 09:40 UTC
    | M 4.4 |
    45.6 km (28.3 mi) depth
    |
    23 km (15 mi) distance
    | USGS | Details
  • 23 Aug 1998 15:13 UTC
    | M 4.2 |
    33 km (20.5 mi) depth
    |
    30 km (19 mi) distance
    | USGS | Details

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Earlier earthquakes in the same area

Strong mag. 6.7 earthquake - Off the Coast of Central America (Nicaragua) on Sunday, 23 August 1998 at 13:57 (GMT)
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