Light mag. 4.3 earthquake - North Atlantic Ocean, 64 km north of Puerto Rico, Puerto Rico, on 10 Jun 1:42 pm (GMT -4) -
Light magnitude 4.3 earthquake at 32 km depth
10 Jun 17:57 UTC: First to report: EMSC after 15 minutes.
Update Thu, 10 Jun 2021, 18:03Moderate magnitude 4.3 quake hits 64 km north of Puerto Rico, Puerto Rico around noon
4.3 quake 10 Jun 1:42 pm (GMT -4)
The European-Mediterranean Seismological Centre (EMSC) reported a magnitude 4.3 quake in Puerto Rico near Puerto Rico, San Juan Antiguo Barrio, San Juan, only 21 minutes ago. The earthquake hit around noon on Thursday 10 June 2021 at 1:42 pm local time at a moderately shallow depth of 32 km. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.
A second report was later issued by the United States Geological Survey, which listed it as a magnitude 4.3 earthquake as well.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Puerto Rico (pop. 418,100) located 64 km from the epicenter, Levittown (pop. 29,800) 66 km away, Cataño (pop. 28,100) 67 km away, Bayamon (pop. 203,500) 71 km away, Loiza (pop. 4,300) 72 km away, Fajardo (pop. 34,100) 93 km away, Las Piedras (pop. 6,700) 99 km away, and Aibonito (pop. 8,900) 101 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
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Date & time: 10 Jun 2021 17:42:16 UTC -
Local time at epicenter:
10 Jun 1:42 pm (GMT -4)
Depth: 32.0 km
Epicenter latitude / longitude: 19.04°N / 66.12°W
(North Atlantic Ocean
, Puerto Rico)
Nearby towns and cities:64 km (40 mi) N of Puerto Rico
(pop: 418,100) --> See nearby quakes!66 km (41 mi) N of Levittown (Toa Baja)
(pop: 29,800) --> See nearby quakes!67 km (41 mi) N of Cataño (Catano)
(pop: 28,100) --> See nearby quakes!71 km (44 mi) N of Bayamon
(pop: 203,500) --> See nearby quakes!72 km (45 mi) NNW of Loiza
(pop: 4,310) --> See nearby quakes!93 km (58 mi) NNW of Fajardo
(pop: 34,100) --> See nearby quakes!99 km (62 mi) NNW of Las Piedras
(pop: 6,660) --> See nearby quakes!101 km (63 mi) N of Aibonito
(pop: 8,950) --> See nearby quakes!117 km (73 mi) N of Guayama
(pop: 21,600) --> See nearby quakes!147 km (92 mi) WNW of Charlotte Amalie (U.S. Virgin Islands)
(pop: 20,000) --> See nearby quakes!97 km (60 mi) NNE of Puerto Rico Island
(pop: 3,474,200) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 28.9°C
(84 F), humidity: 76%, wind: 6 m/s (12 kts) from E
Primary data source: EMSC
(European-Mediterranean Seismological Centre)
Estimated released energy: 1.8 x 1011
joules (49.4 megawatt hours, equivalent to 42.5 tons of TNT) More info
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.
|4.3||32 km||PUERTO RICO REGION||EMSC|
|3.9||6 km||68 Km N of San Juan, Puerto Rico||USGS|
User reports for this quake (8)
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Cayey, PR, US (102.5 km S of epicenter) [Map]
/ not felt : NOT FELT. | One user found this interesting. (reported through our app)
125.8 km SW of epicenter [Map]
/ not felt : NO SE SINTIÓ (reported through our app)
77.8 km S of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating / 5-10 s
Bayamon (71.5 km S of epicenter) [Map]
/ Very weak shaking (MMI II) / horizontal (sideways) swinging : My chair and computer monitor moves (reported through our app)
Bayamon / Very weak shaking (MMI II) / rattling, vibrating / 2-5 s
Bayamón (71.5 km S of epicenter) [Map]
/ Very weak shaking (MMI II) / single lateral shake / 1-2 s : Minor building movement (reported through our app)
92.5 km S of epicenter [Map]
/ Light shaking (MMI IV) / single lateral shake / 1-2 s : I was sitting on my sofa . The sofa move side way twice. (reported through our app)
71.6 km S of epicenter [Map] / Light shaking (MMI IV)
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