Major magnitude 6.7 earthquake - North Pacific Ocean, 50 km south of Quepos, Provincia de Puntarenas, Costa Rica, on Tuesday, September 9, 1952 at 12:54 (GMT)
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Major magnitude 6.7 earthquake at 15 km depth
Depth: 15.0 km
Epicenter latitude / longitude: 8.984°N / 84.228°W↗ (North Pacific Ocean, Costa Rica)
Antipode: 8.984°S / 95.772°E↗
Nearest volcano: Durika (111 km / 69 mi)
Nearby towns and cities:
50 km (31 mi) S of Quepos (pop: 7,810) --> See nearby quakes!
72 km (45 mi) SW of San Isidro (pop: 34,900) --> See nearby quakes!
73 km (45 mi) WSW of Daniel Flores (pop: 10,000) --> See nearby quakes!
85 km (53 mi) S of Tejar (Acosta) (pop: 22,400) --> See nearby quakes!
94 km (59 mi) S of San Rafael Abajo (Puriscal) (pop: 27,400) --> See nearby quakes!
98 km (61 mi) S of Aserri (pop: 25,900) --> See nearby quakes!
104 km (64 mi) SSW of Cartago (pop: 26,600) --> See nearby quakes!
107 km (66 mi) S of San Jose (pop: 335,000) --> See nearby quakes!
115 km (71 mi) S of Alajuela (pop: 47,500) --> See nearby quakes!
172 km (107 mi) SW of Puerto Limon (pop: 63,100) --> 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
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.
|6.7||15 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 (2 quakes)
- 21 Oct 1952 02:30 UTC| M 5.7 |20 km (12.4 mi) depth|52 km (32 mi) distance| USGS | Details
- 21 Oct 1952 02:11 UTC| M 5.6 |20 km (12.4 mi) depth|62 km (39 mi) distance| USGS | Details