Moderate mag. 3.9 earthquake - 62 km southwest of San José, Costa Rica, on 2020-09-27 15:34:10 -

Moderate mag. 3.9 earthquake - 62 km southwest of San José, Costa Rica, on 2020-09-27 15:34:10

Moderate magnitude 3.9 earthquake at 8 km depth

27 Sep 21:42 UTC: First to report: INETER after 8 minutes.
Date & time: Sep 27, 2020 21:34:10 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 (North Pacific Ocean, Costa Rica)
Antipode: 9.494°S / 95.568°E
Nearest volcano: Barva (80 km / 50 mi)
Nearby towns and cities:
12 km (8 mi) WSW of Parrita (pop: 3,730) --> See nearby quakes!
30 km (19 mi) WNW of Quepos (pop: 7,810) --> See nearby quakes!
35 km (22 mi) SW of Tejar (Acosta) (pop: 22,400) --> See nearby quakes!
41 km (25 mi) SSW of San Rafael Abajo (Puriscal) (pop: 27,400) --> See nearby quakes!
55 km (34 mi) SW of Aserri (pop: 25,900) --> See nearby quakes!
58 km (36 mi) SSW of San Rafael (pop: 25,400) --> See nearby quakes!
58 km (36 mi) SW of San Miguel (pop: 28,800) --> See nearby quakes!
62 km (39 mi) SW of San Jose (pop: 335,000) --> See nearby quakes!
64 km (40 mi) SW of Curridabat (pop: 34,600) --> See nearby quakes!
65 km (40 mi) SSW of San Francisco (pop: 55,900) --> See nearby quakes!
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) More info
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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.DepthLocationSource
3.98 km26 Km Al Sureste De Jacó, Costa RicaINETER
4.021 km17 Km Al Oeste De Parrita, Puntarenas., Costa RicaRSN
4.021 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.
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Translate
Quepos, Puntarenas (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.  
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