Light mag. 4.6 earthquake - Provincia de Alajuela, 33 km west of San Jose, San José, Costa Rica, on Thursday, Jun 16, 2022 at 9:36 am (GMT -6) -

Light mag. 4.6 earthquake - Provincia de Alajuela, 33 km west of San Jose, San José, Costa Rica, on Thursday, Jun 16, 2022 at 9:36 am (GMT -6) Light mag. 4.6 earthquake - Provincia de Alajuela, 33 km west of San Jose, San José, Costa Rica, on Thursday, Jun 16, 2022 at 9:36 am (GMT -6)

Light magnitude 4.6 earthquake at 58 km depth

16 Jun 15:52 UTC: First to report: EMSC after 16 minutes.
Update Thu, 16 Jun 2022, 15:57
Moderate magnitude 4.6 quake hits 33 km northwest of San Jose, Costa Rica in the morning
4.6 quake 16 Jun 9:36 am (GMT -6)
4.6 quake 16 Jun 9:36 am (GMT -6)
Just 21 minutes ago, a 4.6-magnitude earthquake struck near San Jose, San José, Provincia de San José, Costa Rica. The tremor was recorded in the morning on Thursday, June 16th, 2022, at 9:36 am local time, at a moderately shallow depth of 58 km below the surface.
The event was filed by the European-Mediterranean Seismological Centre (EMSC), the first seismological agency to report it.
Based on the preliminary seismic data, the quake should not have caused any significant damage, but was probably felt by many people as light vibration in the area of the epicenter.
Weak shaking might have been felt in Atenas (pop. 7,000) located 5 km from the epicenter, Alajuela (pop. 47,500) 17 km away, San Rafael Abajo (pop. 27,400) 23 km away, Mercedes (pop. 26,000) 26 km away, San Francisco (pop. 55,900) 27 km away, San Rafael (pop. 25,400) 28 km away, Heredia (pop. 21,900) 28 km away, San Jose (pop. 335,000) 33 km away, Ciudad Quesada (pop. 27,300) 34 km away, and San Vicente (pop. 34,400) 36 km away.
VolcanoDiscovery will automatically update magnitude and depth if these change and follow up if other significant news about the quake become available. If you're in the area, please send us your experience through our reporting mechanism, either online or via our mobile app. This will help us provide more first-hand updates to anyone around the globe who wants to know more about this quake.
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Earthquake data

Earthquake details

Date & timeJun 16, 2022 15:36:30 UTC -
Local time at epicenterThursday, Jun 16, 2022 at 9:36 am (GMT -6)
Depth58.0 km
Epicenter latitude / longitude10.02°N / 84.37°W (Atenas, Provincia de Alajuela, Costa Rica)
Antipode10.02°S / 95.63°E
Shaking intensityLight shaking
Felt8 reports
Primary data sourceEMSC (European-Mediterranean Seismological Centre)
Nearest volcanoPoas (25 km / 16 mi)
Nearby towns and cities5 km (3 mi) N of Atenas (Alajuela) (pop: 7,010) | Show on map | Quakes nearby
17 km (11 mi) W of Alajuela (pop: 47,500) | Show on map | Quakes nearby
23 km (14 mi) NNW of San Rafael Abajo (Puriscal, San José) (pop: 27,400) | Show on map | Quakes nearby
26 km (16 mi) W of Mercedes (Heredia) (pop: 26,000) | Show on map | Quakes nearby
27 km (16 mi) W of San Francisco (Heredia) (pop: 55,900) | Show on map | Quakes nearby
28 km (17 mi) W of Heredia (pop: 21,900) | Show on map | Quakes nearby
33 km (20 mi) WNW of San Jose (San José) (pop: 335,000) | Show on map | Quakes nearby
34 km (21 mi) S of Ciudad Quesada (Barrio San Martín, Alajuela) (pop: 27,300) | Show on map | Quakes nearby
Weather at epicenter at time of quakeBroken Clouds 26.2°C (79 F), humidity: 65%, wind: 1 m/s (2 kts)
Estimated seismic energy released5 x 1011 joules (139 megawatt hours, equivalent to 120 tons of TNT) | about seismic energy
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If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
If you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable to earthquake science, seismic hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.

User reports for this quake (8)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Leave a comment if you find a particular report interesting or want to add to it.
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San Rafael, Escazú, San José (25.7 km ESE of epicenter) [Map] / Light shaking (MMI IV) : first weak, later a longer tremor.. | 3 users found this interesting.  
San Ramon / Light shaking (MMI IV) / vertical swinging (up and down) / 2-5 s : I was sitting at my kitchen counter and the house shoke and started to create. Felt a big jolt that trailed off. Lasted about 5 seconds.  
Atenas / Light shaking (MMI IV) / rattling, vibrating / 2-5 s : Light shaking | One user found this interesting.  
C. Quesada, Alajuela, Costa Rica / Weak shaking (MMI III) / horizontal (sideways) swinging / 5-10 s : Very soft rocking, hardly perceptive. | One user found this interesting.  
Berlin de San Ramon, ALA (11.7 km W of epicenter) [Map] / Light shaking (MMI IV) / 5-10 s : Quake was very short duration, but fairly strong.  
San Rafael, Alajuela (9.7 km WNW of epicenter) [Map] / Light shaking (MMI IV) / 1-2 s
Carrillos, Poás, Alajuela (4.4 km ENE of epicenter) [Map] / Weak shaking (MMI III) : We were sitting at the table and there was a mild shaking.  
Monteverde / Weak shaking (MMI III) / horizontal (sideways) swinging / 2-5 s
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