Very strong mag. 6.3 earthquake - La Cruz, 69 km north of Liberia, Provincia de Guanacaste, Costa Rica, on Wednesday, August 3, 2005 at 11:03 (GMT)

Very strong mag. 6.3 earthquake - La Cruz, 69 km north of Liberia, Provincia de Guanacaste, Costa Rica, on Wednesday, August 3, 2005 at 11:03 (GMT)

Very strong magnitude 6.3 earthquake at 14 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Date & time: Aug 3, 2005 11:03:15 UTC
Magnitude: 6.3
Depth: 14.0 km
Epicenter latitude / longitude: 11.247°N / 85.541°W (La Cruz, Provincia de Guanacaste, Costa Rica)
Antipode: 11.247°S / 94.459°E
Nearest volcano: Maderas (22 km / 14 mi)
Nearby towns and cities:
22 km (13 mi) NNE of La Cruz (Guanacaste) (pop: 4,320) --> See nearby quakes!
55 km (34 mi) NW of San Jose (Upala, Alajuela) (pop: 31,400) --> See nearby quakes!
69 km (43 mi) N of Liberia (Guanacaste) (pop: 45,400) --> See nearby quakes!
80 km (49 mi) SE of Nandaime (Granada, Nicaragua) (pop: 20,800) --> See nearby quakes!
88 km (55 mi) SSE of Granada (Nicaragua) (pop: 89,400) --> See nearby quakes!
97 km (61 mi) S of Juigalpa (Chontales, Nicaragua) (pop: 50,000) --> See nearby quakes!
98 km (61 mi) SE of Jinotepe (Carazo, Nicaragua) (pop: 29,500) --> See nearby quakes!
125 km (78 mi) SE of Managua (Nicaragua) (pop: 973,100) --> See nearby quakes!
208 km (129 mi) NW of San Francisco (Heredia) (pop: 55,900) --> See nearby quakes!
216 km (134 mi) NW of San Jose (San José) (pop: 335,000) --> 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!) | about seismic energy
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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.
Mag.DepthLocationSource
6.314 kmNicaraguaUSGS
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.
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Aftershocks

[More info]

Recorded aftershocks, latest first (19 quakes)

Date and timeMag
Depth
LocationDetails
Jan 29, 2006 21:12
16 years ago
3.4

35 km
28 km W of San Jose, Upala, Provincia de Alajuela, Costa RicaMore
Dec 10, 2005 06:06
16 years ago
4.0

20 km
64 km E of Nicaragua, Departamento de Rivas, NicaraguaMore
Nov 7, 2005 13:43
16 years ago
4.2

35 km
North Pacific Ocean, 39 km SW of Nicaragua, Departamento de Rivas, NicaraguaMore
Oct 21, 2005 13:21
16 years ago
3.7

59 km
23 km N of Nicaragua, Departamento de Rivas, NicaraguaMore
Oct 17, 2005 21:59
16 years ago
5.7

162 km
Departamento de Rivas, 30 km SE of Granada, NicaraguaMore
Sep 29, 2005 09:06
16 years ago
3.9

20 km
North Pacific Ocean, 27 km SW of Nicaragua, Departamento de Rivas, NicaraguaMore
Sep 1, 2005 07:21
16 years ago
4.4

43 km
North Pacific Ocean, 85 km W of Liberia, Provincia de Guanacaste, Costa RicaMore
Aug 25, 2005 16:40
16 years ago
4.0

174 km
North Pacific Ocean, 44 km SW of Nicaragua, Departamento de Rivas, NicaraguaMore
Aug 7, 2005 05:29
16 years ago
3.9

10.3 km
21 km W of San Jose, Upala, Provincia de Alajuela, Costa RicaMore
Aug 6, 2005 20:35
16 years ago
4.2

20 km
27 km NE of Nicaragua, Departamento de Rivas, NicaraguaMore
Aug 6, 2005 16:22
16 years ago
4.2

74 km
42 km NE of Nicaragua, Departamento de Rivas, NicaraguaMore
Aug 6, 2005 16:12
16 years ago
3.7

34 km
5.4 km NW of Altagracia, Departamento de Rivas, NicaraguaMore
Aug 6, 2005 16:02
16 years ago
4.6

0 km
50 km E of Nicaragua, Departamento de Rivas, NicaraguaMore
Aug 5, 2005 23:49
16 years ago
3.8

13 km
48 km E of Nicaragua, Departamento de Rivas, NicaraguaMore
Aug 4, 2005 18:44
16 years ago
4.7

35 km
8 km E of Concepcion, Departamento de Rivas, NicaraguaMore
Aug 3, 2005 16:07
16 years ago
4.4

12 km
45 km E of Nicaragua, Departamento de Rivas, NicaraguaMore
Aug 3, 2005 13:05
16 years ago
4.6

25 km
64 km SE of Nicaragua, Departamento de Rivas, NicaraguaMore
Aug 3, 2005 11:31
16 years ago
4.7

10 km
12 km NE of La Cruz, Provincia de Guanacaste, Costa RicaMore
Aug 3, 2005 11:26
16 years ago
4.5

3 km
28 km SE of Nicaragua, Departamento de Rivas, NicaraguaMore

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