Strong mag. 6.0 earthquake - 44km W of Sardinal, Costa Rica on Thursday, 5 September 2013

Strong mag. 6.0 earthquake - North Pacific Ocean, 68 km northwest of Santa Cruz, Provincia de Guanacaste, Costa Rica, on Thursday, September 05, 2013 06:29:15

Strong mag. 6.0 earthquake  - North Pacific Ocean, 68 km northwest of Santa Cruz, Provincia de Guanacaste, Costa Rica, on Thursday, September 05, 2013 06:29:15

Strong magnitude 6.0 earthquake at 18 km depth

5 Sep 12:44 UTC: First to report: USGS after 15 minutes.
Date & time: 5 Sep 2013 12:29:15 UTC
Local time at epicenter: Thursday, September 05, 2013 06:29:15
Magnitude: 6
Depth: 18.0 km
Epicenter latitude / longitude: 10.5857°N / 86.1065°W (North Pacific Ocean, Costa Rica)
Nearest volcano: Orosí (77 km / 48 mi)
Nearby towns and cities:
68 km (42 mi) WNW of Santa Cruz (pop: 12,300) --> See nearby quakes!
73 km (46 mi) W of Liberia (pop: 45,400) --> See nearby quakes!
75 km (47 mi) SW of La Cruz (pop: 4,320) --> See nearby quakes!
87 km (54 mi) NW of Nicoya (pop: 15,300) --> See nearby quakes!
93 km (58 mi) W of Bagaces (pop: 4,110) --> See nearby quakes!
100 km (62 mi) SSW of Rivas (Nicaragua) (pop: 30,000) --> See nearby quakes!
112 km (69 mi) W of Canas (Cañas) (pop: 20,300) --> See nearby quakes!
114 km (71 mi) WSW of San José (Upala) (pop: 31,400) --> See nearby quakes!
226 km (141 mi) WNW of San Francisco (pop: 55,900) --> See nearby quakes!
233 km (145 mi) WNW of San Jose (pop: 335,000) --> See nearby quakes!
159 km (99 mi) NW of Isla Cabo Blanco Island --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 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 5.948 km OFF COAST OF COSTA RICAEMSC
M 5.824 kmCosta RicaGFZ
M 6.018 km50km W of Sardinal, Costa RicaUSGS
M 5.915 kmNicaraguaINETER
M 6.018 kmW of Sardinal, Costa RicaGeoAu

shake map
(shakemap: USGS)

User reports for this quake (9)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Leave a comment if you find a particular report interesting or want to add to it.
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Mark as helpful or interesting.
Send your own user report!
San Jose, Tryp Hotel / Very strong shaking (MMI VII)
Playa Hermosa Guanacaste Costa Rica (46.8 km E of epicenter) [Map] / Very strong shaking (MMI VII) : Awakened to swaying of building and swaying continued until we got outside.
Surfside Potrero / Light shaking (MMI IV)
Playas del Coco / Light shaking (MMI IV)
Tamarindo Costa Rica (43.2 km SE of epicenter) [Map] / Light shaking (MMI IV)
Tambor (151.9 km SE of epicenter) [Map] / Moderate shaking (MMI V)
riu palace / Moderate shaking (MMI V)
Tilaran-Lake Arenal / Weak shaking (MMI III) : Just having a cup of coffee and my chair wobbled back and forth about 4 times.The dog took off and jumped on the bed.
Playa Hermosa (Costa Rica, 42 km E of epicenter) : Been through 2 big ones in California and one here in Costa Rica. We are near the beach in a ground floor condo unit that is 3 stories. Woke up thinking I was on a boat and hit rough water. (reported through EMSC)
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Aftershocks of the 6.0 quake North Pacific Ocean, 68 km northwest of Santa Cruz, Provincia de Guanacaste, Costa Rica, Thursday, September 05, 2013 06:29:15

More info
Recorded aftershocks, latest first (65 quakes):
  • 23 Feb 2014 18:04 UTC
    | M 2.9 |
    15 km (9.3 mi) depth
    |
    29 km (18 mi) distance
    | INETER | Details
  • 23 Feb 2014 16:11 UTC
    | M 3.8 |
    15 km (9.3 mi) depth
    |
    38 km (24 mi) distance
    | INETER | Details
  • 16 Feb 2014 14:30 UTC
    | M 3.6 |
    15 km (9.3 mi) depth
    |
    50 km (31 mi) distance
    | INETER | Details
  • 05 Feb 2014 00:14 UTC
    | M 3.6 |
    11.1 km (6.9 mi) depth
    |
    48 km (30 mi) distance
    | INETER | Details
  • 15 Jan 2014 01:24 UTC
    | M 2.4 |
    15 km (9.3 mi) depth
    |
    49 km (31 mi) distance
    | INETER | Details
  • 28 Dec 2013 07:25 UTC
    | M 4.4 |
    43.7 km (27.2 mi) depth
    |
    50 km (31 mi) distance
    | USGS | Details
  • 27 Dec 2013 20:29 UTC
    | M 3.3 |
    53.1 km (33 mi) depth
    |
    55 km (34 mi) distance
    | INETER | Details
  • 22 Dec 2013 06:25 UTC
    | M 2.4 |
    0.9 km (0.6 mi) depth
    |
    47 km (29 mi) distance
    | INETER | Details
  • 22 Dec 2013 05:43 UTC
    | M 2.8 |
    25.5 km (15.8 mi) depth
    |
    37 km (23 mi) distance
    | INETER | Details
  • 22 Dec 2013 05:05 UTC
    | M 2.9 |
    63.7 km (39.6 mi) depth
    |
    35 km (22 mi) distance
    | INETER | Details
  • 22 Dec 2013 04:01 UTC
    | M 4.1 |
    56.4 km (35 mi) depth
    |
    58 km (36 mi) distance
    | USGS | Details
  • 17 Dec 2013 15:48 UTC
    | M 3.6 |
    9.7 km (6 mi) depth
    |
    57 km (36 mi) distance
    | INETER | Details
  • 03 Dec 2013 14:30 UTC
    | M 3.6 |
    7.9 km (4.9 mi) depth
    |
    29 km (18 mi) distance
    | INETER | Details
  • 23 Nov 2013 07:55 UTC
    | M 3.2 |
    178.1 km (110.7 mi) depth
    |
    34 km (21 mi) distance
    | INETER | Details
  • 18 Nov 2013 13:17 UTC
    | M 3.6 |
    6 km (3.7 mi) depth
    |
    10 km (6 mi) distance
    | OVSICORI | Details
  • 18 Nov 2013 00:06 UTC
    | M 2.9 |
    1 km (0.6 mi) depth
    |
    24 km (15 mi) distance
    | INETER | Details
  • Show all

Earlier earthquakes in the same area since 1900

Strong mag. 6.0 earthquake - North Pacific Ocean, 68 km northwest of Santa Cruz, Provincia de Guanacaste, Costa Rica, on Thursday, September 05, 2013 06:29:15

Map of earlier quakes

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