Moderate mag. 4.3 earthquake - 34 km west of Ponce, Puerto Rico, on Sunday, June 28, 2020 at 11:54 (GMT) -

Moderate mag. 4.3 earthquake - 34 km west of Ponce, Puerto Rico, on Sunday, June 28, 2020 at 11:54 (GMT)

Moderate magnitude 4.3 earthquake at 12 km depth

28 Jun 11:59 UTC: First to report: USGS after 5 minutes.
Jun 28 12:49: Magnitude recalculated from 3.7 to 4.3.
Hypocenter depth recalculated from 10.0 to 12.0 km.
Date & time: Jun 28, 2020 11:54:21 UTC -
Magnitude: 4.3
Depth: 12.0 km
Epicenter latitude / longitude: 17.9351°N / 66.9231°W (Puerto Rico)
Antipode: 17.935°S / 113.077°E
Nearby towns and cities:
4 km (3 mi) SSW of Guanica (pop: 9,220) --> See nearby quakes!
14 km (8 mi) SW of Yauco (pop: 20,300) --> See nearby quakes!
16 km (10 mi) SSE of Sabana Grande (pop: 8,960) --> See nearby quakes!
17 km (10 mi) SW of Guayanilla (pop: 5,210) --> See nearby quakes!
19 km (12 mi) SE of Lajas (pop: 5,260) --> See nearby quakes!
21 km (13 mi) SE of San German (San Germán) (pop: 12,100) --> See nearby quakes!
25 km (16 mi) WSW of Penuelas (Peñuelas) (pop: 6,850) --> See nearby quakes!
28 km (17 mi) SSE of Maricao (pop: 1,170) --> See nearby quakes!
29 km (18 mi) SE of Cabo Rojo (pop: 10,800) --> See nearby quakes!
33 km (20 mi) WSW of Ponce (pop: 152,600) --> See nearby quakes!
73 km (45 mi) WSW of Aibonito (pop: 8,950) --> See nearby quakes!
105 km (65 mi) SW of San Juan (pop: 418,100) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 1011 joules (49.4 megawatt hours, equivalent to 42.5 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.
4.312 km4 km SSW of Guánica, Puerto RicoUSGS
3.710 kmPuerto RicoEMSC

User reports for this quake (11)

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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Send your own user report!
Santa Isabel (52.8 km E of epicenter) [Map] / not felt
Cayey, PR, US (85.8 km ENE of epicenter) [Map] / not felt : NOT FELT. (reported through our app)  
ponce, pr / Strong shaking (MMI VI)
Guaynabo (Puerto Rico, 97 km NE of epicenter) : En San Juan, no lo sentí. Estaba en la cocina en mi casa terrera. (reported through EMSC)  
Corozal (Puerto Rico, 77 km NE of epicenter) : Sentí el movimiento me levanté (reported through EMSC)  
(Puerto Rico, 69 km NE of epicenter) : Nada en Manati (reported through EMSC)  
Bajadero (Puerto Rico, 58 km NE of epicenter) : Se sintió como si dieran un cantazo bajo la cama (reported through EMSC)  
Mayagüez (Puerto Rico, 36 km NW of epicenter) : Un leve movimiento mayagüez (reported through EMSC)  
Las Marías (Puerto Rico, 34 km NW of epicenter) : Sentido en Las Marías (reported through EMSC)  
Ponce (Puerto Rico, 32 km E of epicenter) : Hardlly felt it (reported through EMSC)  
Marueño (Puerto Rico, 30 km NE of epicenter) : Sentido delicias Ponce (reported through EMSC)  
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