Strong mag. 5.1 earthquake - North Atlantic Ocean, 80 km northwest of Arecibo, Puerto Rico, on 2019-09-23 23:32:41 -04:00

This quake was likely an aftershock of the 6.0 quake North Atlantic Ocean, 98 km north of Mayaguez, Puerto Rico, 2019-09-23 23:23:40 -04:00, which had occurred 9 minutes earlier.
Strong mag. 5.1 earthquake - North Atlantic Ocean, 80 km northwest of Arecibo, Puerto Rico, on 2019-09-23 23:32:41 -04:00

Strong magnitude 5.1 earthquake at 5 km depth

24 Sep 03:41 UTC: First to report: USGS after 9 minutes.
Sep 24 03:54: Magnitude recalculated from 5.1 to 4.7.
Sep 24 06:02: Magnitude recalculated from 4.7 to 5.1.
Hypocenter depth recalculated from 10.0 to 5.0 km.
Date & time: 24 Sep 2019 03:32:41 UTC
Local time at epicenter: 2019-09-23 23:32:41 -04:00
Magnitude: 5.1
Depth: 5.0 km
Epicenter latitude / longitude: 19.0225°N / 67.2081°W (North Atlantic Ocean, Puerto Rico)
Nearby towns and cities:
60 km (37 mi) NNW of San Antonio (pop: 2,300) --> See nearby quakes!
80 km (50 mi) NW of Arecibo (pop: 49,300) --> See nearby quakes!
92 km (57 mi) N of Mayaguez (pop: 78,600) --> See nearby quakes!
131 km (81 mi) WNW of Bayamon (pop: 203,500) --> See nearby quakes!
132 km (82 mi) WNW of Puerto Rico (pop: 418,100) --> See nearby quakes!
132 km (82 mi) WNW of Cataño (Catano) (pop: 28,100) --> See nearby quakes!
140 km (87 mi) NW of Aibonito (pop: 8,950) --> See nearby quakes!
155 km (96 mi) WNW of Loiza (pop: 4,310) --> See nearby quakes!
163 km (101 mi) NW of Guayama (pop: 21,600) --> See nearby quakes!
169 km (105 mi) WNW of Las Piedras (pop: 6,660) --> See nearby quakes!
114 km (71 mi) NW of Puerto Rico Island (pop: 3,474,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.8 x 1012 joules (783 megawatt hours, equivalent to 674 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
5.15 km54km NNW of San Antonio, Puerto RicoUSGS
4.710 kmPuerto Rico RegionEMSC
5.010 kmMona Passage (Puerto Rico)GFZ

User reports for this quake (27)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Urb. Sierra Bayamon, Bayamon / Strong shaking (MMI VI) : todo se estaba moviendo, la cama se movia fuerte y los perros no dejaban de ladrar y edtaban nerviosos y estuvo temblando como 20 segundos  
San Juan PR / Moderate shaking (MMI V)
isla verde Puerto Rico / Very weak shaking (MMI II)
Cataño (137.2 km ESE of epicenter) [Map] / Weak shaking (MMI III) (reported through our app)
Isabela (62 km SSE of epicenter) [Map] / Moderate shaking (MMI V) : Moderated shaking (reported through our app)  
Villa del Carmen, PONCE / Moderate shaking (MMI V) : Movements NO uniform.  
Bayamón (128.1 km ESE of epicenter) [Map] / Very strong shaking (MMI VII) (reported through our app)
Humacao (175.2 km SE of epicenter) [Map] / Light shaking (MMI IV) : My bed started moving. I thought it was an earthquake but not sure.  
VEGA ALTA / Strong shaking (MMI VI) : the whole island shaking....horrible !  
San Juan / Very strong shaking (MMI VII)
Isabela (62 km SSE of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
Vega Baja, P.R. / Very strong shaking (MMI VII) : Very strong here in Vega Baja, P.R.  
Aguada / Severe shaking (MMI VIII)
Manati PR (100 km SE of epicenter) [Map] / Light shaking (MMI IV) : Aftershock from the main quake. Im dizzy. Lateral movement with some wave pattern. I felt like been in a pool of water. Cery short. (reported through our app)  
GUAYNABO PR / Moderate shaking (MMI V) : My bed started swinging.  
Punta Cana / Very weak shaking (MMI II)
Carolina, PR / Weak shaking (MMI III)
Isabela (59.9 km SSE of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
Isla verde / Moderate shaking (MMI V)
Arecibo (79.7 km SE of epicenter) [Map] / Very weak shaking (MMI II) : I was in bed checking the info in the app when it starts shaking again but more weakly for a few seconds (reported through our app)  
Bayamon, Bayamón Barrio-Pueblo (132.3 km ESE of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
near Villalba (121.7 km SE of epicenter) [Map] / Light shaking (MMI IV) (reported through our app)
Guaynabo (134.3 km ESE of epicenter) [Map] / Light shaking (MMI IV) : Long, about 45 seconds, rattled the room and closet doors. (reported through our app)  
Cabo Rojo (106 km S of epicenter) [Map] / Very weak shaking (MMI II) (reported through our app)
San Juan Puerto (142.8 km ESE of epicenter) [Map] / Weak shaking (MMI III) (reported through our app)
Camuy PR (83.5 km SSE of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
Orange park, FL / not felt : Not felt...but did get a little dizzy.  
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