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Minor mag. 3.9 earthquake - 26 Km Al Sureste De Jacó, Costa Rica on Sunday, 27 September 2020

Minor mag. 3.9 earthquake  - 26 Km Al Sureste De Jacó, Costa Rica on Sunday, 27 September 2020
27 Sep 21:42 UTC: First to report: INETER after 8 minutes.
Date & time: Sunday, 27 September 2020 21:34 UTC
Local time at epicenter: 2020-09-27 15:34:10
Magnitude: 3.9
Depth: 8.0 km
Epicenter latitude / longitude: 9.494°N / 84.432°W (Costa Rica)
Nearest volcano: Barva (80 km / 50 mi)
Nearby towns and cities:
12 km (8 mi) SW of Parrita (pop: 3,700)
26 km (16 mi) SE of Jacó (pop: 4,100)
30 km (19 mi) NW of Quepos (pop: 7,800)
62 km (39 mi) SW of San José (pop: 335,000)
65 km (40 mi) SW of San Francisco (pop: 55,900)
163 km (101 mi) SW of Limón (pop: 63,100)
Weather at epicenter at time of quake:
Broken Clouds 20.7°C (69 F), humidity: 73%, wind: 5 m/s (10 kts) from E
Primary data source: INETER
Estimated released energy: 4.5 x 1010 joules (12.4 megawatt hours, equivalent to 10.7 tons of TNT) [learn more]
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!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake 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.
TimeMag. / DepthLocationSource
2020-09-27 15:34:10 (27 Sep 21:34:10 UTC)M 3.9 / 8 km26 Km Al Sureste De Jacó, Costa RicaINETER
27 de septiembre del 2020 3:34 pm (27 Sep 21:34:00 UTC)M 4.0 / 21 km17 Km Al Oeste De Parrita, Puntarenas., Costa RicaRSN
Sun, 27 Sep 21:34 UTCM 4.0 / 21 km45 Km SSW of San Rafael Abajo, Costa RicaEMSC

User reports for this quake (2)

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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31.6 km E of epicenter [Map] / Light shaking (MMI IV) : Light shaking. About five seconds. (reported through our app)
Quepos (30.7 km E of epicenter) [Map] / Weak shaking (MMI III) / single lateral shake / 1-2 s : We thought about a big truck passing so we went outside but nothing. Dogs made a lot of noises.

Earlier earthquakes in the same area since 1900

Minor mag. 3.9 earthquake - 26 Km Al Sureste De Jacó, Costa Rica on Sunday, 27 September 2020

Map of earlier quakes


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