Moderate mag. 4.8 earthquake - North Pacific Ocean, 94 km southeast of San Isidro, Costa Rica, on Monday, 15 Feb 2021 7:31 pm (GMT -6) -

Moderate mag. 4.8 earthquake - North Pacific Ocean, 94 km southeast of San Isidro, Costa Rica, on Monday, 15 Feb 2021 7:31 pm (GMT -6)

Moderate magnitude 4.8 earthquake at 5 km depth

16 Feb 01:35 UTC: First to report: INETER after 4 minutes.
16 Feb 01:42: Hypocenter depth recalculated from 7.0 to 5.0 km (from 4.3 to 3.1 mi). Epicenter location corrected by 1.6 km (1 mi) towards SW.
16 Feb 01:49: Magnitude recalculated from 4.7 to 4.8. Epicenter location corrected by 1.1 km (0.7 mi) towards E.
Date & time: 16 Feb 2021 01:31:29 UTC -
Local time at epicenter: Monday, 15 Feb 2021 7:31 pm (GMT -6)
Magnitude: 4.8
Depth: 5.0 km
Epicenter latitude / longitude: 8.64°N / 83.26°W (North Pacific Ocean, Costa Rica)
Nearest volcano: Baru (82 km / 51 mi)
Nearby towns and cities:
17 km (10 mi) WNW of Golfito (pop: 6,780) --> See nearby quakes!
35 km (21 mi) W of Corredor (Ciudad Neily) (pop: 7,080) --> See nearby quakes!
38 km (23 mi) WSW of San Vito (pop: 3,980) --> See nearby quakes!
46 km (29 mi) SE of Ciudad Cortés (pop: 3,850) --> See nearby quakes!
48 km (30 mi) WNW of Canoas (pop: 4,570) --> See nearby quakes!
60 km (37 mi) S of Buenos Aires (pop: 11,700) --> See nearby quakes!
72 km (45 mi) W of La Concepcion (Panama) (pop: 17,700) --> See nearby quakes!
94 km (58 mi) SSE of San Isidro (pop: 34,900) --> See nearby quakes!
94 km (59 mi) WNW of David (Panama) (pop: 82,000) --> See nearby quakes!
170 km (106 mi) SSE of San Jose (pop: 335,000) --> See nearby quakes!
Weather at epicenter at time of quake:
Broken Clouds 25°C (77 F), humidity: 86%, wind: 1 m/s (2 kts) from NNW
Primary data source: INETER
Estimated released energy: 1 x 1012 joules (278 megawatt hours, equivalent to 239 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.
MagnitudeDepthLocationSource
4.85 km35 Km Al Noreste De Playa Madrigal, Costa RicaINETER
4.615 kmCOSTA RICAEMSC
4.616 km13 Km W of Golfito, Costa RicaUSGS
4.921 km4 Km Al Norte De Puerto Jimenez, Golfito., Costa RicaRSN
4.710 kmCosta RicaGFZ

User reports for this quake (9)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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27.5 km SE of epicenter [Map] / Very weak shaking (MMI II) / rattling, vibrating / very short : Very short. Felt like the house was bumped. The patio doors shook. | 3 users found this interesting.  
Boquete panama / Light shaking (MMI IV)
Sandalo, Costa Rica / Light shaking (MMI IV) / vibration and rolling / 2-5 s
67.4 km E of epicenter [Map] / Light shaking (MMI IV)
Perez zeledon / Weak shaking (MMI III) / vibration and rolling / 5-10 s
Golfito / Light shaking (MMI IV) / rattling, vibrating
San Buenaventura, Osa, Puntarenas, Costa Rica (55 km NW of epicenter) [Map] / Very weak shaking (MMI II) / very short
Puerto Jiménez, Costa Rica / Weak shaking (MMI III)
57.3 km ESE of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
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