Very strong mag. 6.3 earthquake - North Pacific Ocean, 218 km south of San Jose, San José, Costa Rica, on Tuesday, April 15, 1958 at 03:52 (GMT)
Quake Data | Interactive map | User Reports | Aftershocks | Earlier quakes here | Quakes in Costa Rica | Provincia de Puntarenas | Provincia de San José | Provincia de Cartago | Provincia de Heredia | Provincia de Alajuela | Provincia de Limon
Very strong magnitude 6.3 earthquake at 25 km depth
Depth: 25.0 km
Epicenter latitude / longitude: 7.992°N / 84.328°W↗ (North Pacific Ocean, Costa Rica)
Antipode: 7.992°S / 95.672°E↗
Nearest volcano: Durika (191 km / 119 mi)
Nearby towns and cities:
139 km (87 mi) SW of Ciudad Cortés (pop: 3,850) --> See nearby quakes!
168 km (104 mi) SSW of San Isidro (pop: 34,900) --> See nearby quakes!
212 km (131 mi) SSW of Paraiso (pop: 39,700) --> See nearby quakes!
213 km (132 mi) SSW of Cartago (pop: 26,600) --> See nearby quakes!
218 km (135 mi) S of San Jose (pop: 335,000) --> See nearby quakes!
224 km (139 mi) S of San Francisco (pop: 55,900) --> See nearby quakes!
225 km (140 mi) S of Heredia (pop: 21,900) --> See nearby quakes!
226 km (140 mi) S of Alajuela (pop: 47,500) --> See nearby quakes!
228 km (141 mi) SSE of Puntarenas (pop: 35,700) --> See nearby quakes!
264 km (164 mi) SSW of Puerto Limon (pop: 63,100) --> 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
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.
|6.3||25 km||off the coast of Costa Rica||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Recorded aftershocks, latest first (3 quakes)
- 12 Jun 1958 11:54 UTC| M 5.7 |35 km (21.7 mi) depth|45 km (28 mi) distance| USGS | Details
- 06 Jun 1958 22:44 UTC| M 5.6 |35 km (21.7 mi) depth|12 km (7 mi) distance| USGS | Details
- 06 Jun 1958 09:11 UTC| M 6.4 |35 km (21.7 mi) depth|50 km (31 mi) distance| USGS | Very strong mag. 6.4 earthquake - North Pacific Ocean, 259 km south of San Jose, San José, Costa Rica, on Friday, June 6, 1958 at 09:11 (GMT)