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Minor mag. 3.3 earthquake - Santo Domingo, Provincia de Heredia, 2.5 km north of San Vicente de Moravia (San Vicente, San José), Costa Rica, on 10 de septiembre del 2020 7:52 pm

Minor magnitude 3.3 earthquake at 76 km depth

11 Sep 02:24 UTC: First to report: RSN after 32 minutes.

Earthquake details

Date & time	Sep 11, 2020 01:52:00 UTC
Local time at epicenter	10 de septiembre del 2020 7:52 pm
Status	Confirmed
Magnitude	3.3
Depth	76.0 km
Epicenter latitude / longitude	9.984°N / 84.045°W (Santo Domingo, Provincia de Heredia, Costa Rica)
Antipode	9.984°S / 95.955°E
Shaking intensity	Not felt
Felt
Primary data source	RSN
Nearest volcano	Barva (18 km / 11 mi)
Nearby towns and cities	2 km (1 mi) ESE of Angeles (Heredia) (pop: 1,360) \| Show on map \| Quakes nearby 3 km (2 mi) N of San Vicente de Moravia (San Vicente, San José) (pop: 34,400) \| Show on map \| Quakes nearby 3 km (2 mi) N of San Vicente (San José) (pop: 34,400) \| Show on map \| Quakes nearby 3 km (2 mi) NNW of Purral (San José) (pop: 30,000) \| Show on map \| Quakes nearby 7 km (4 mi) NE of San Jose (San José) (pop: 335,000) \| Show on map \| Quakes nearby 8 km (5 mi) ESE of Heredia (pop: 21,900) \| Show on map \| Quakes nearby 9 km (6 mi) E of San Francisco (Heredia) (pop: 55,900) \| Show on map \| Quakes nearby 10 km (6 mi) ESE of Mercedes (Heredia) (pop: 26,000) \| Show on map \| Quakes nearby 19 km (12 mi) E of Alajuela (pop: 47,500) \| Show on map \| Quakes nearby 19 km (12 mi) NW of Cartago (pop: 26,600) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake
Estimated seismic energy released	5.6 x 10⁹ joules (1.56 megawatt hours, equivalent to 1.34 tons of TNT) \| 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.	Depth	Location	Source
3.3	76 km	2 Km Al Oeste De Patalillo, V. De Coronado. (Costa Rica)	RSN
3.3	76 km	Costa Rica	EMSC

Most recent quakes Top 20 past 24 hrs Quakes in Costa Rica

Seismograms

Seismic station: Heredia, Costa Rica (HDC/G network) | Distance from quake: 8 km / 5 mi | Show on map | Station Info

Seismic station Heredia, Costa Rica: vertical movement plot around time of quake (source: IRIS/BUD)

Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Bandpass filter applied: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.

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near Daniel Flores, Pérez Zeledón, San José (92.1 km SSE of epicenter) [Map] / Very weak shaking (MMI II) / horizontal (sideways) swinging / very short (reported through our app)

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