Earthquakes on October 12, 2025: 188 Worldwide, Largest M5.8

Time ↓	Mag ↕	Location ↕	Depth ↕	Felt ↕	MMI	Alert	Status	Details
2025-10-12 2025-10-12 23:57:40 UTC	3.3md	33 km NW of San Antonio, Puerto Rico 18.731°, -67.292°	25.6 km	-	-	-	✓ Reviewed	USGS →
A magnitude 3.3 seismic event took place 33 km NW of San Antonio, Puerto Rico on October 12, 2025 at 23:57 UTC. The hypocenter lay at 25.6 km, placing this in the shallow crustal category. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. The epicenter is at 18.731°, -67.292°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M3.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 23:21:11 UTC	2.4ml	8 km WSW of Salamatof, Alaska 60.597°, -151.467°	43.3 km	-	-	-	Auto	USGS →
On October 12, 2025 at 23:21 UTC, a magnitude 2.4 earthquake struck 8 km WSW of Salamatof, Alaska. The hypocenter lay at 43.3 km, placing this in the shallow crustal category. The epicenter is at 60.597°, -151.467°. The automatic solution is preliminary and may be refined as additional station data arrives. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 23:11:16 UTC	4.0mb	111 km SW of Kastrí, Greece 34.059°, 23.306°	35.0 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 4.0 earthquake 111 km SW of Kastrí, Greece with origin time 23:11 UTC on October 12, 2025. The event originated approximately 35.0 km below the surface, classifying it as shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. The epicenter is at 34.059°, 23.306°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 23:03:39 UTC	4.2mb	151 km NNE of Labuan Bajo, Indonesia -7.230°, 120.418°	580.1 km	-	-	-	✓ Reviewed	USGS →
On October 12, 2025, worldwide seismic activity registered a magnitude 4.2 earthquake 151 km NNE of Labuan Bajo, Indonesia at 23:03 UTC. At 580.1 km, this deep-focus earthquake originated far below the brittle crust, deep inside the mantle. The epicenter is at -7.230°, 120.418°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 23:00:06 UTC	2.9ml	7 km WSW of Westbrook, Texas 32.326°, -101.082°	7.9 km	-	-	-	✓ Reviewed	USGS →
On October 12, 2025, worldwide seismic activity registered a magnitude 2.9 earthquake 7 km WSW of Westbrook, Texas at 23:00 UTC. Coming 17 hours after a magnitude 4.3 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. At a depth of 7.9 km, the event was shallow crustal. Coordinates: 32.326°, -101.082°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 22:30:34 UTC	4.2mb	34 km W of Pante Makasar, Timor Leste -9.237°, 124.070°	76.4 km	-	-	-	✓ Reviewed	USGS →
At 22:30 UTC on October 12, 2025, a magnitude 4.2 tremor occurred 34 km W of Pante Makasar, Timor Leste. The event originated approximately 76.4 km below the surface, classifying it as intermediate depth. The offshore location combined with this depth is characteristic of seismicity along descending slabs. Geolocation places the event at -9.237°N, 124.070°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 22:26:47 UTC	2.0ml	81 km WNW of Karluk, Alaska 57.819°, -155.736°	8.5 km	-	-	-	Auto	USGS →
October 12, 2025 brought a magnitude 2.0 earthquake 81 km WNW of Karluk, Alaska, logged at 22:26 UTC. This was a shallow crustal earthquake, focused at 8.5 km depth. Geolocation places the event at 57.819°N, -155.736°E. The automatic solution is preliminary and may be refined as additional station data arrives. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 22:22:28 UTC	2.0ml	13 km E of Irwin, Idaho 43.389°, -111.129°	3.9 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.0 seismic event took place 13 km E of Irwin, Idaho on October 12, 2025 at 22:22 UTC. At a depth of just 3.9 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. The epicenter is at 43.389°, -111.129°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 22:08:59 UTC	4.6mb	15 km NW of Katobu, Indonesia -4.749°, 122.610°	10.0 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 4.6 earthquake 15 km NW of Katobu, Indonesia came in on October 12, 2025 at 22:08 UTC. This was a shallow crustal earthquake, focused at 10.0 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at -4.749°N, 122.610°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 21:59:54 UTC	4.4mb	116 km WNW of Höfn, Iceland 64.548°, -17.527°	10.0 km	-	-	-	✓ Reviewed	USGS →
On October 12, 2025, worldwide seismic activity registered a magnitude 4.4 earthquake 116 km WNW of Höfn, Iceland at 21:59 UTC. This was a shallow crustal earthquake, focused at 10.0 km depth. Coordinates: 64.548°, -17.527°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 21:37:26 UTC	3.2md	68 km N of Culebra, Puerto Rico 18.918°, -65.259°	23.8 km	-	-	-	✓ Reviewed	USGS →
On October 12, 2025 at 21:37 UTC, a magnitude 3.2 earthquake struck 68 km N of Culebra, Puerto Rico. The event originated approximately 23.8 km below the surface, classifying it as shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 18.918°, -65.259°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 21:23:41 UTC	4.6mb	Drake Passage -60.119°, -61.922°	10.0 km	-	-	-	✓ Reviewed	USGS →
A magnitude 4.6 seismic event took place near Drake Passage on October 12, 2025 at 21:23 UTC. The hypocenter lay at 10.0 km, placing this in the shallow crustal category. Coordinates: -60.119°, -61.922°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 21:09:47 UTC	3.2md	102 km NNW of San Antonio, Puerto Rico 19.374°, -67.383°	29.2 km	-	-	-	✓ Reviewed	USGS →
October 12, 2025 brought a magnitude 3.2 earthquake 102 km NNW of San Antonio, Puerto Rico, logged at 21:09 UTC. At a depth of 29.2 km, the event was shallow crustal. Geolocation places the event at 19.374°N, -67.383°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 21:06:40 UTC	2.4ml	113 km NE of Kobuk, Alaska 67.750°, -155.416°	0.0 km	-	-	-	Auto	USGS →
A magnitude 2.4 earthquake was recorded 113 km NE of Kobuk, Alaska on October 12, 2025 at 21:06 UTC. At a depth of just 0.0 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 67.750°N, -155.416°E. The automatic solution is preliminary and may be refined as additional station data arrives. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 20:18:55 UTC	4.0mb	133 km SE of Hiroo, Japan 41.373°, 144.351°	24.5 km	-	-	-	✓ Reviewed	USGS →
On October 12, 2025, worldwide seismic activity registered a magnitude 4.0 earthquake 133 km SE of Hiroo, Japan at 20:18 UTC. This was a shallow crustal earthquake, focused at 24.5 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 41.373°N, 144.351°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 20:15:14 UTC	2.7ml	20 km NE of Pedro Bay, Alaska 59.939°, -153.890°	203.4 km	-	-	-	Auto	USGS →
This magnitude 2.7 event was detected 20 km NE of Pedro Bay, Alaska on October 12, 2025, with origin time 20:15 UTC. The hypocenter lay at 203.4 km, placing this in the intermediate depth category. The offshore location combined with this depth is characteristic of seismicity along descending slabs. Coordinates: 59.939°, -153.890°. The automatic solution is preliminary and may be refined as additional station data arrives. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 19:56:01 UTC	4.3mb	162 km ESE of Ust’-Kamchatsk Staryy, Russia 55.866°, 165.001°	10.0 km	-	-	-	✓ Reviewed	USGS →
A magnitude 4.3 seismic event took place 162 km ESE of Ust’-Kamchatsk Staryy, Russia on October 12, 2025 at 19:56 UTC. The hypocenter lay at 10.0 km, placing this in the shallow crustal category. Geolocation places the event at 55.866°N, 165.001°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 19:42:19 UTC	2.2ml	22 km SSE of Waimea, Hawaii 19.834°, -155.607°	12.7 km	-	-	-	✓ Reviewed	USGS →
October 12, 2025 brought a magnitude 2.2 earthquake 22 km SSE of Waimea, Hawaii, logged at 19:42 UTC. At a depth of 12.7 km, the event was shallow crustal. The epicenter is at 19.834°, -155.607°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 19:06:08 UTC	4.6mb	Reykjanes Ridge 57.047°, -33.846°	10.0 km	-	-	-	✓ Reviewed	USGS →
October 12, 2025 brought a magnitude 4.6 earthquake near Reykjanes Ridge, logged at 19:06 UTC. At a depth of 10.0 km, the event was shallow crustal. The epicenter is at 57.047°, -33.846°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 18:50:55 UTC	2.6ml	64 km ESE of Egegik, Alaska 58.096°, -156.306°	0.7 km	-	-	-	Auto	USGS →
Reports of a magnitude 2.6 earthquake 64 km ESE of Egegik, Alaska came in on October 12, 2025 at 18:50 UTC. At a depth of just 0.7 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. The epicenter is at 58.096°, -156.306°. The automatic solution is preliminary and may be refined as additional station data arrives. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 18:35:16 UTC	4.5mb	Reykjanes Ridge 57.040°, -33.746°	10.0 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 4.5 earthquake near Reykjanes Ridge came in on October 12, 2025 at 18:35 UTC. Coming 1 hours after a magnitude 4.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. At a depth of 10.0 km, the event was shallow crustal. Coordinates: 57.040°, -33.746°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 18:27:48 UTC	4.6mb	Reykjanes Ridge 56.983°, -33.559°	10.0 km	-	-	-	✓ Reviewed	USGS →
On October 12, 2025 at 18:27 UTC, a magnitude 4.6 earthquake struck near Reykjanes Ridge. The event originated approximately 10.0 km below the surface, classifying it as shallow crustal. Geolocation places the event at 56.983°N, -33.559°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 18:10:58 UTC	4.5mb	119 km SE of Petropavlovsk-Kamchatsky, Russia 52.362°, 159.975°	82.3 km	-	-	-	✓ Reviewed	USGS →
A magnitude 4.5 seismic event took place 119 km SE of Petropavlovsk-Kamchatsky, Russia on October 12, 2025 at 18:10 UTC. The event originated approximately 82.3 km below the surface, classifying it as intermediate depth. The offshore location combined with this depth is characteristic of seismicity along descending slabs. The epicenter is at 52.362°, 159.975°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 17:54:58 UTC	2.3ml	33 km W of Cohoe, Alaska 60.392°, -151.903°	63.1 km	-	-	-	Auto	USGS →
This magnitude 2.3 event was detected 33 km W of Cohoe, Alaska on October 12, 2025, with origin time 17:54 UTC. The event originated approximately 63.1 km below the surface, classifying it as shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. The epicenter is at 60.392°, -151.903°. The automatic solution is preliminary and may be refined as additional station data arrives. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 17:37:53 UTC	4.5mb	85 km E of Santiago, Philippines 7.297°, 127.346°	10.0 km	-	-	-	✓ Reviewed	USGS →
October 12, 2025 brought a magnitude 4.5 earthquake 85 km E of Santiago, Philippines, logged at 17:37 UTC. This was a shallow crustal earthquake, focused at 10.0 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 7.297°N, 127.346°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 17:05:59 UTC	5.8mww	4 km ESE of Tambongon, Philippines 10.952°, 123.961°	10.0 km	183	VII	green	✓ Reviewed	USGS →
On October 12, 2025 at 17:05 UTC, a magnitude 5.8 earthquake struck 4 km ESE of Tambongon, Philippines. Maximum shaking intensity peaked at MMI 7.1 (severe). Of every earthquake currently listed for worldwide seismic activity, this one generated the most felt reports from the public. The USGS received 183 felt reports from nearby residents — a notable response for an event of this magnitude. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. It is the largest earthquake currently listed for worldwide seismic activity on October 12, 2025. The hypocenter lay at 10.0 km, placing this in the shallow crustal category. The epicenter is at 10.952°, 123.961°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M5.8 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 16:59:35 UTC	2.2md	3 km ESE of Berkeley, CA 37.860°, -122.241°	8.9 km	10	-	-	Auto	USGS →
A magnitude 2.2 seismic event took place 3 km ESE of Berkeley, CA on October 12, 2025 at 16:59 UTC. The event generated 10 citizen felt reports to the USGS. The hypocenter lay at 8.9 km, placing this in the shallow crustal category. Coordinates: 37.860°, -122.241°. The automatic solution is preliminary and may be refined as additional station data arrives. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 16:47:32 UTC	4.5mb	60 km WSW of Kastrí, Greece 34.618°, 23.485°	55.9 km	-	-	-	✓ Reviewed	USGS →
On October 12, 2025 at 16:47 UTC, a magnitude 4.5 earthquake struck 60 km WSW of Kastrí, Greece. The hypocenter lay at 55.9 km, placing this in the shallow crustal category. Coordinates: 34.618°, 23.485°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 16:42:39 UTC	4.5mb	54 km ENE of Los Andes, Chile -32.629°, -70.070°	115.8 km	1	-	-	✓ Reviewed	USGS →
A magnitude 4.5 earthquake was recorded 54 km ENE of Los Andes, Chile on October 12, 2025 at 16:42 UTC. A small number of nearby observers (1) submitted felt reports to the USGS. At a depth of 115.8 km, the event was intermediate depth. The epicenter is at -32.629°, -70.070°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-12 2025-10-12 16:42:06 UTC	2.1md	11 km SW of Pleasant Plains, Arkansas 35.461°, -91.700°	5.7 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 2.1 earthquake 11 km SW of Pleasant Plains, Arkansas came in on October 12, 2025 at 16:42 UTC. At a depth of 5.7 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 35.461°, -91.700°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.1 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.

About This Page

This page shows all earthquakes recorded by the USGS Earthquake Hazards Program during the 24-hour UTC period on October 12, 2025. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.

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