Seismic Activity in Puerto Rico
Over the past 30 days, there have been 130 recorded earthquakes in this region. The largest recent earthquake was a magnitude 4.8 event near 54 km NNW of San Antonio, Puerto Rico.
Earthquakes in Puerto Rico
2 earthquakes in the last 24 hours• Latest significant: M4.8
Earthquake Map
Recent Earthquakes (Last 30 Days)
Dataset at a glance — Puerto Rico
Over the past 30 days, Puerto Rico has recorded 130 earthquakes of magnitude 2.5 or greater in our tracker. 2 landed between M4.0 and M4.9. The remaining 128 fell in the M2.5–M3.9 band. By depth: 110 shallow (<70 km), 20 intermediate (70–300 km). 74 of the epicenters were offshore. 12 events produced at least one felt report, totalling 263 citizen submissions to the USGS Did You Feel It? system. Cluster detection flagged 1 aftershock sequence; the largest contained 14 smaller events within 20 km and 72 hours of its mainshock. Focal depths ranged from 5.0 km to 136.5 km. All 130 solutions have been reviewed by a USGS seismologist.
Each row in the table below includes a narrative summary of the event, ordered by time. Use the column headers to sort or filter by magnitude.
Showing 30 of 130
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
1 hour ago 2026-08-19 11:16:28 UTC | 2.9md | 7 km NNE of Brenas, Puerto Rico 18.531°, -66.317° | 75.1 km | - | - | - | ✓ Reviewed | USGS → |
On August 19, 2026, Puerto Rico registered a magnitude 2.9 earthquake 7 km NNE of Brenas, Puerto Rico at 11:16 UTC. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
20 hours ago 2026-08-18 16:33:26 UTC | 3.4md | 82 km N of Charlotte Amalie, U.S. Virgin Islands 19.080°, -64.847° | 33.9 km | - | - | - | ✓ Reviewed | USGS → |
On August 18, 2026, Puerto Rico registered a magnitude 3.4 earthquake 82 km N of Charlotte Amalie, U.S. Virgin Islands at 16:33 UTC. The event was offshore. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
1 day ago 2026-08-18 08:02:38 UTC | 2.5md | 20 km SSW of Cruz Bay, U.S. Virgin Islands 18.148°, -64.835° | 16.5 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.5 earthquake 20 km SSW of Cruz Bay, U.S. Virgin Islands came in on August 18, 2026 at 08:02 UTC. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
1 day ago 2026-08-18 04:49:46 UTC | 3.0md | 57 km NNE of Cruz Bay, U.S. Virgin Islands 18.830°, -64.657° | 16.2 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.0 seismic event took place 57 km NNE of Cruz Bay, U.S. Virgin Islands on August 18, 2026 at 04:49 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.7 earthquake that occurred about 70 hours earlier. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
1 day ago 2026-08-18 03:33:07 UTC | 3.9md | 7 km SSE of La Romana, Dominican Republic 18.364°, -68.950° | 103.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.9 earthquake 7 km SSE of La Romana, Dominican Republic with origin time 03:33 UTC on August 18, 2026. See the M3.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
1 day ago 2026-08-18 01:32:58 UTC | 3.4md | 110 km N of Suárez, Puerto Rico 19.417°, -65.717° | 45.1 km | - | - | - | ✓ Reviewed | USGS → |
At 01:32 UTC on August 18, 2026, a magnitude 3.4 tremor occurred 110 km N of Suárez, Puerto Rico. The event was offshore. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
1 day ago 2026-08-17 18:03:07 UTC | 2.6md | 6 km WSW of Guánica, Puerto Rico 17.947°, -66.961° | 12.8 km | - | - | - | ✓ Reviewed | USGS → |
On August 17, 2026 at 18:03 UTC, a magnitude 2.6 earthquake struck 6 km WSW of Guánica, Puerto Rico. It arrived roughly 40 hours after a larger magnitude 2.9 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2 days ago 2026-08-17 08:02:56 UTC | 3.8md | 76 km NNE of Cruz Bay, U.S. Virgin Islands 18.916°, -64.406° | 14.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 3.8 earthquake 76 km NNE of Cruz Bay, U.S. Virgin Islands came in on August 17, 2026 at 08:02 UTC. See the M3.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2 days ago 2026-08-17 02:10:15 UTC | 3.1md | 40 km N of Charlotte Amalie, U.S. Virgin Islands 18.709°, -64.916° | 36.1 km | - | - | - | ✓ Reviewed | USGS → |
At 02:10 UTC on August 17, 2026, a magnitude 3.1 tremor occurred 40 km N of Charlotte Amalie, U.S. Virgin Islands. This event falls inside the aftershock decay of a nearby magnitude 3.5 earthquake that occurred about 1 hours earlier. The event was offshore. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2 days ago 2026-08-17 01:40:21 UTC | 3.5md | 46 km N of Charlotte Amalie, U.S. Virgin Islands 18.760°, -64.931° | 18.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 17, 2026, Puerto Rico registered a magnitude 3.5 earthquake 46 km N of Charlotte Amalie, U.S. Virgin Islands at 01:40 UTC. The event was offshore. See the M3.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2 days ago 2026-08-16 20:32:09 UTC | 2.6md | 9 km W of Rincón, Puerto Rico 18.351°, -67.344° | 23.7 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.6 event was detected 9 km W of Rincón, Puerto Rico on August 16, 2026, with origin time 20:32 UTC. Coming 37 hours after a magnitude 3.2 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2 days ago 2026-08-16 18:18:55 UTC | 3.2md | 27 km ESE of Cruz Bay, U.S. Virgin Islands 18.213°, -64.562° | 29.9 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 3.2 event was detected 27 km ESE of Cruz Bay, U.S. Virgin Islands on August 16, 2026, with origin time 18:18 UTC. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2 days ago 2026-08-16 15:06:23 UTC | 3.0md | 16 km WNW of Puerto Real, Puerto Rico 18.149°, -67.321° | 7.0 km | - | - | - | ✓ Reviewed | USGS → |
August 16, 2026 brought a magnitude 3.0 earthquake 16 km WNW of Puerto Real, Puerto Rico, logged at 15:06 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.2 earthquake that occurred about 31 hours earlier. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2 days ago 2026-08-16 15:04:51 UTC | 3.1md | 57 km N of Hatillo, Puerto Rico 19.002°, -66.781° | 24.4 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 3.1 earthquake 57 km N of Hatillo, Puerto Rico at 15:04 UTC on August 16, 2026. The event was offshore. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2 days ago 2026-08-16 14:59:17 UTC | 3.2md | 16 km WNW of Puerto Real, Puerto Rico 18.147°, -67.328° | 7.4 km | - | - | - | ✓ Reviewed | USGS → |
August 16, 2026 brought a magnitude 3.2 earthquake 16 km WNW of Puerto Real, Puerto Rico, logged at 14:59 UTC. Coming 31 hours after a magnitude 3.2 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
3 days ago 2026-08-16 01:54:06 UTC | 2.7md | 3 km SW of Fuig, Puerto Rico 17.970°, -66.944° | 11.2 km | - | - | - | ✓ Reviewed | USGS → |
On August 16, 2026, Puerto Rico registered a magnitude 2.7 earthquake 3 km SW of Fuig, Puerto Rico at 01:54 UTC. Coming 1 hours after a magnitude 2.9 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
3 days ago 2026-08-16 01:38:45 UTC | 2.9md | 4 km WSW of Guánica, Puerto Rico 17.953°, -66.941° | 13.6 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.9 earthquake 4 km WSW of Guánica, Puerto Rico with origin time 01:38 UTC on August 16, 2026. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
3 days ago 2026-08-15 19:04:57 UTC | 3.4md | 97 km N of Culebra, Puerto Rico 19.182°, -65.347° | 8.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.4 earthquake was recorded 97 km N of Culebra, Puerto Rico on August 15, 2026 at 19:04 UTC. The event was offshore. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
4 days ago 2026-08-15 10:16:57 UTC | 3.5md | 136 km NNE of Cruz Bay, U.S. Virgin Islands 19.487°, -64.338° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 10:16 UTC on August 15, 2026, a magnitude 3.5 tremor occurred 136 km NNE of Cruz Bay, U.S. Virgin Islands. See the M3.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
4 days ago 2026-08-15 08:08:14 UTC | 3.5md | 106 km N of Charlotte Amalie, U.S. Virgin Islands 19.300°, -64.813° | 16.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 3.5 event was detected 106 km N of Charlotte Amalie, U.S. Virgin Islands on August 15, 2026, with origin time 08:08 UTC. The event was offshore. See the M3.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
4 days ago 2026-08-15 07:54:27 UTC | 3.2md | 8 km SW of Stella, Puerto Rico 18.257°, -67.296° | 103.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.2 earthquake was recorded 8 km SW of Stella, Puerto Rico on August 15, 2026 at 07:54 UTC. In the 72 hours after this event, the USGS recorded 3 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
4 days ago 2026-08-15 07:14:45 UTC | 3.7md | 55 km NNE of Cruz Bay, U.S. Virgin Islands 18.769°, -64.543° | 55.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 15, 2026, Puerto Rico registered a magnitude 3.7 earthquake 55 km NNE of Cruz Bay, U.S. Virgin Islands at 07:14 UTC. See the M3.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
4 days ago 2026-08-15 04:27:59 UTC | 2.7md | 17 km N of Cruz Bay, U.S. Virgin Islands 18.491°, -64.793° | 18.7 km | - | - | - | ✓ Reviewed | USGS → |
August 15, 2026 brought a magnitude 2.7 earthquake 17 km N of Cruz Bay, U.S. Virgin Islands, logged at 04:27 UTC. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
4 days ago 2026-08-14 17:51:00 UTC | 3.0md | 74 km E of Cruz Bay, U.S. Virgin Islands 18.444°, -64.100° | 74.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.0 earthquake 74 km E of Cruz Bay, U.S. Virgin Islands with origin time 17:51 UTC on August 14, 2026. The event was offshore. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
5 days ago 2026-08-14 12:28:54 UTC | 3.7md | 110 km SW of Pole Ojea, Puerto Rico 17.411°, -68.040° | 5.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 14, 2026 at 12:28 UTC, a magnitude 3.7 earthquake struck 110 km SW of Pole Ojea, Puerto Rico. This is the shallowest earthquake in the current dataset — a shallow crustal event. See the M3.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
5 days ago 2026-08-14 08:12:10 UTC | 3.1md | 5 km W of Mayagüez, Puerto Rico 18.209°, -67.195° | 109.7 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 3.1 event was detected 5 km W of Mayagüez, Puerto Rico on August 14, 2026, with origin time 08:12 UTC. The event was offshore. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
5 days ago 2026-08-13 19:16:43 UTC | 3.6md | 45 km WSW of Stella, Puerto Rico 18.224°, -67.665° | 104.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.6 earthquake was recorded 45 km WSW of Stella, Puerto Rico on August 13, 2026 at 19:16 UTC. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
5 days ago 2026-08-13 17:19:25 UTC | 2.8md | 4 km N of San Germán, Puerto Rico 18.122°, -67.044° | 20.1 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.8 event was detected 4 km N of San Germán, Puerto Rico on August 13, 2026, with origin time 17:19 UTC. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-08-13 03:41:30 UTC | 3.4md | 35 km SSE of Punta Cana, Dominican Republic 18.308°, -68.222° | 110.2 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 3.4 earthquake 35 km SSE of Punta Cana, Dominican Republic came in on August 13, 2026 at 03:41 UTC. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-08-13 01:31:51 UTC | 2.6md | 2 km WSW of Fuig, Puerto Rico 17.983°, -66.941° | 10.7 km | - | - | - | ✓ Reviewed | USGS → |
At 01:31 UTC on August 13, 2026, a magnitude 2.6 tremor occurred 2 km WSW of Fuig, Puerto Rico. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
Legend:
Mag: Magnitude (magType = ml, mb, mw, etc.)
Felt: Number of DYFI felt reports
MMI: Modified Mercalli Intensity (I-X+)
Alert: PAGER alert level
Depth: Shallow (<70km), Intermediate, Deep (>300km)
Status: Auto = preliminary, Reviewed = verified by seismologist
Click any row to see additional technical details.
Earthquake Statistics
Last 24 Hours2
Last 30 Days130
2026 (M2.5+)500
Largest (30 Days)
M4.8
54 km NNW of San Antonio, Puerto Rico
2026-07-24
Largest in 2026
M5.1
155 km N of Arecibo, Puerto Rico
2026-02-19
Data from USGS Earthquake Hazards Program. Updated every 5 minutes.
About Puerto Rico
Puerto Rico sits between the Caribbean and North American plates with the Puerto Rico Trench to the north. The 2020 earthquake sequence caused widespread damage.
Puerto Rico Earthquakes 2026
In 2026, Puerto Rico has recorded 500 earthquakes of magnitude 2.5 or greater so far. The largest earthquake in Puerto Rico in 2026 was a magnitude 5.1 event near Arecibo, Puerto Rico.
Frequently Asked Questions
How many earthquakes occur in Puerto Rico?
In the past 30 days, 130 earthquakes have been recorded in the Puerto Rico region.
What was the biggest recent earthquake in Puerto Rico?
The largest recent earthquake in the Puerto Rico area was a magnitude 4.8 event that occurred 54 km NNW of San Antonio, Puerto Rico.
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