Earthquakes on October 7, 2025: 299 Worldwide, Largest M6.6

Time ↓	Mag ↕	Location ↕	Depth ↕	Felt ↕	MMI	Alert	Status	Details
2025-10-07 2025-10-07 23:52:12 UTC	5.1mb	4 km SSW of Hualien City, Taiwan 23.945°, 121.584°	10.0 km	2	-	-	✓ Reviewed	USGS →
On October 7, 2025, worldwide seismic activity registered a magnitude 5.1 earthquake 4 km SSW of Hualien City, Taiwan at 23:52 UTC. It ranks as the fourth largest event in the current dataset. A small number of nearby observers (2) submitted felt reports to the USGS. This was a shallow crustal earthquake, focused at 10.0 km depth. The epicenter is at 23.945°, 121.584°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M5.1 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 23:46:48 UTC	3.1ml	112 km E of Chignik, Alaska 56.350°, -156.584°	36.7 km	-	-	-	Auto	USGS →
At 23:46 UTC on October 7, 2025, a magnitude 3.1 tremor occurred 112 km E of Chignik, Alaska. The event originated approximately 36.7 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 56.350°, -156.584°. The automatic solution is preliminary and may be refined as additional station data arrives. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 23:34:25 UTC	2.5ml	58 km S of Whites City, New Mexico 31.656°, -104.453°	5.6 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.5 seismic event took place 58 km S of Whites City, New Mexico on October 7, 2025 at 23:34 UTC. Coming 1 hours after a magnitude 2.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The hypocenter lay at 5.6 km, placing this in the shallow crustal category. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 31.656°, -104.453°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 23:23:19 UTC	4.5mb	101 km SE of Vilyuchinsk, Russia 52.258°, 159.409°	55.3 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 4.5 earthquake 101 km SE of Vilyuchinsk, Russia came in on October 7, 2025 at 23:23 UTC. At a depth of 55.3 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 52.258°, 159.409°. 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.
2025-10-07 2025-10-07 23:22:06 UTC	4.4mb	117 km ESE of Severo-Kuril’sk, Russia 50.294°, 157.667°	35.0 km	-	-	-	✓ Reviewed	USGS →
On October 7, 2025 at 23:22 UTC, a magnitude 4.4 earthquake struck 117 km ESE of Severo-Kuril’sk, Russia. The hypocenter lay at 35.0 km, placing this in the shallow crustal category. Coordinates: 50.294°, 157.667°. 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.
2025-10-07 2025-10-07 23:14:07 UTC	4.2mb	290 km ESE of Petropavlovsk-Kamchatsky, Russia 51.832°, 162.398°	10.0 km	-	-	-	✓ Reviewed	USGS →
On October 7, 2025, worldwide seismic activity registered a magnitude 4.2 earthquake 290 km ESE of Petropavlovsk-Kamchatsky, Russia at 23:14 UTC. At a depth of 10.0 km, the event was shallow crustal. The epicenter is at 51.832°, 162.398°. 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.
2025-10-07 2025-10-07 23:11:32 UTC	2.6ml	56 km S of Whites City, New Mexico 31.669°, -104.351°	6.1 km	-	-	-	✓ Reviewed	USGS →
On October 7, 2025, worldwide seismic activity registered a magnitude 2.6 earthquake 56 km S of Whites City, New Mexico at 23:11 UTC. This was a shallow crustal earthquake, focused at 6.1 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. The epicenter is at 31.669°, -104.351°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 23:00:06 UTC	4.5mb	74 km SSW of San Juan, Peru -15.969°, -75.470°	10.0 km	-	-	-	✓ Reviewed	USGS →
A magnitude 4.5 seismic event took place 74 km SSW of San Juan, Peru on October 7, 2025 at 23:00 UTC. The event originated approximately 10.0 km below the surface, classifying it as shallow crustal. The epicenter is at -15.969°, -75.470°. 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.
2025-10-07 2025-10-07 22:48:21 UTC	3.3ml	107 km ENE of Ouzinkie, Alaska 58.220°, -150.765°	37.4 km	-	II	-	Auto	USGS →
On October 7, 2025, worldwide seismic activity registered a magnitude 3.3 earthquake 107 km ENE of Ouzinkie, Alaska at 22:48 UTC. Peak ground motion corresponded to MMI 2.9, classified as weak shaking. At a depth of 37.4 km, the event was shallow crustal. Coordinates: 58.220°, -150.765°. The automatic solution is preliminary and may be refined as additional station data arrives. See the M3.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 22:46:50 UTC	4.3mb	170 km WSW of Ambon, Indonesia -4.075°, 126.694°	262.2 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 4.3 earthquake 170 km WSW of Ambon, Indonesia came in on October 7, 2025 at 22:46 UTC. This was a intermediate depth earthquake, focused at 262.2 km depth. The epicenter is at -4.075°, 126.694°. 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.
2025-10-07 2025-10-07 22:36:17 UTC	5.7mww	100 km ENE of Norsup, Vanuatu -15.573°, 168.181°	10.0 km	-	VI	green	✓ Reviewed	USGS →
A magnitude 5.7 earthquake was recorded 100 km ENE of Norsup, Vanuatu on October 7, 2025 at 22:36 UTC. On the Modified Mercalli scale, shaking reached 6.9 — considered very strong. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. It ranks as the second largest event in the current dataset. At a depth of 10.0 km, the event was shallow crustal. Geolocation places the event at -15.573°N, 168.181°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M5.7 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 22:32:16 UTC	4.3mb	171 km SE of Petropavlovsk-Kamchatsky, Russia 51.985°, 160.423°	39.9 km	-	-	-	✓ Reviewed	USGS →
A magnitude 4.3 seismic event took place 171 km SE of Petropavlovsk-Kamchatsky, Russia on October 7, 2025 at 22:32 UTC. The hypocenter lay at 39.9 km, placing this in the shallow crustal category. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 51.985°N, 160.423°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.
2025-10-07 2025-10-07 22:30:26 UTC	2.6ml	20 km SW of Primm, NV 35.474°, -115.533°	-1.3 km	1	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 2.6 earthquake 20 km SW of Primm, NV with origin time 22:30 UTC on October 7, 2025. At a depth of just -1.3 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. A small number of nearby observers (1) submitted felt reports to the USGS. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 35.474°, -115.533°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 22:23:30 UTC	2.0ml	77 km ENE of Tonopah, Nevada 38.444°, -116.486°	9.5 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.0 earthquake was recorded 77 km ENE of Tonopah, Nevada on October 7, 2025 at 22:23 UTC. Coming 13 hours after a magnitude 3.5 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. At a depth of 9.5 km, the event was shallow crustal. Coordinates: 38.444°, -116.486°. 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.
2025-10-07 2025-10-07 22:09:35 UTC	2.2md	4 km NE of Hormigueros, Puerto Rico 18.163°, -67.095°	34.8 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 2.2 earthquake 4 km NE of Hormigueros, Puerto Rico with origin time 22:09 UTC on October 7, 2025. The event originated approximately 34.8 km below the surface, classifying it as shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 18.163°N, -67.095°E. 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.
2025-10-07 2025-10-07 22:01:21 UTC	2.1md	5 km NNE of Pullman, Washington 46.776°, -117.139°	-0.8 km	1	-	-	✓ Reviewed	USGS →
A magnitude 2.1 seismic event took place 5 km NNE of Pullman, Washington on October 7, 2025 at 22:01 UTC. At a depth of just -0.8 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. A small number of nearby observers (1) submitted felt reports to the USGS. Geolocation places the event at 46.776°N, -117.139°E. 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.
2025-10-07 2025-10-07 21:59:34 UTC	4.1mb	103 km WNW of Port-Olry, Vanuatu -14.613°, 166.220°	10.0 km	-	-	-	✓ Reviewed	USGS →
On October 7, 2025 at 21:59 UTC, a magnitude 4.1 earthquake struck 103 km WNW of Port-Olry, Vanuatu. The hypocenter lay at 10.0 km, placing this in the shallow crustal category. Geolocation places the event at -14.613°N, 166.220°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 21:38:37 UTC	5.3mww	88 km NNW of Tatsugō, Japan 29.224°, 129.366°	10.0 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 5.3 earthquake 88 km NNW of Tatsugō, Japan with origin time 21:38 UTC on October 7, 2025. It ranks as the third largest event in the current dataset. The event originated approximately 10.0 km below the surface, classifying it as shallow crustal. Coordinates: 29.224°, 129.366°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M5.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 21:36:04 UTC	2.1md	13 km NE of Alum Rock, CA 37.451°, -121.718°	16.5 km	-	-	-	Auto	USGS →
This magnitude 2.1 event was detected 13 km NE of Alum Rock, CA on October 7, 2025, with origin time 21:36 UTC. It arrived roughly 9 hours after a larger magnitude 2.7 mainshock in the same 20 km area, placing it within the typical aftershock window. The hypocenter lay at 16.5 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 37.451°, -121.718°. The automatic solution is preliminary and may be refined as additional station data arrives. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 21:22:41 UTC	2.5md	19 km SSE of Guánica, Puerto Rico 17.798°, -66.868°	7.9 km	-	-	-	✓ Reviewed	USGS →
On October 7, 2025, worldwide seismic activity registered a magnitude 2.5 earthquake 19 km SSE of Guánica, Puerto Rico at 21:22 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.7 earthquake that occurred about 19 hours earlier. At a depth of 7.9 km, the event was shallow crustal. Geolocation places the event at 17.798°N, -66.868°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 21:19:10 UTC	2.0ml	7 km SSE of Princeton, Canada 49.390°, -120.484°	-0.4 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.0 seismic event took place 7 km SSE of Princeton, Canada on October 7, 2025 at 21:19 UTC. At a depth of just -0.4 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. Coordinates: 49.390°, -120.484°. 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.
2025-10-07 2025-10-07 20:52:49 UTC	4.2mb	14 km NNE of Ayahuay, Peru -14.095°, -72.998°	87.6 km	-	-	-	✓ Reviewed	USGS →
At 20:52 UTC on October 7, 2025, a magnitude 4.2 tremor occurred 14 km NNE of Ayahuay, Peru. The event originated approximately 87.6 km below the surface, classifying it as intermediate depth. Geolocation places the event at -14.095°N, -72.998°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.
2025-10-07 2025-10-07 20:44:38 UTC	3.0md	7 km E of Pole Ojea, Puerto Rico 17.979°, -67.118°	10.8 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 3.0 earthquake 7 km E of Pole Ojea, Puerto Rico at 20:44 UTC on October 7, 2025. This was a shallow crustal earthquake, focused at 10.8 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 17.979°N, -67.118°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 20:43:38 UTC	3.4ml	12 km WSW of Takotna, Alaska 62.944°, -156.298°	4.5 km	1	III	-	✓ Reviewed	USGS →
A magnitude 3.4 earthquake was recorded 12 km WSW of Takotna, Alaska on October 7, 2025 at 20:43 UTC. Maximum shaking intensity peaked at MMI 3.7 (light). At a depth of just 4.5 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. A small number of nearby observers (1) submitted felt reports to the USGS. The epicenter is at 62.944°, -156.298°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 20:01:51 UTC	2.0ml	74 km E of Port Alsworth, Alaska 60.223°, -152.971°	118.6 km	-	-	-	Auto	USGS →
Seismographs logged a magnitude 2.0 earthquake 74 km E of Port Alsworth, Alaska with origin time 20:01 UTC on October 7, 2025. It arrived roughly 14 hours after a larger magnitude 2.3 mainshock in the same 20 km area, placing it within the typical aftershock window. The event originated approximately 118.6 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 60.223°, -152.971°. 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.
2025-10-07 2025-10-07 19:59:42 UTC	4.1mb	297 km SSW of Severo-Kuril’sk, Russia 48.255°, 154.365°	72.5 km	-	-	-	✓ Reviewed	USGS →
A magnitude 4.1 earthquake was recorded 297 km SSW of Severo-Kuril’sk, Russia on October 7, 2025 at 19:59 UTC. At a depth of 72.5 km, the event was intermediate depth. Coordinates: 48.255°, 154.365°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-07 2025-10-07 19:45:25 UTC	2.1ml	5 km SE of Christine, Texas 28.755°, -98.463°	8.8 km	-	-	-	✓ Reviewed	USGS →
On October 7, 2025 at 19:45 UTC, a magnitude 2.1 earthquake struck 5 km SE of Christine, Texas. It arrived roughly 8 hours after a larger magnitude 2.2 mainshock in the same 20 km area, placing it within the typical aftershock window. The event originated approximately 8.8 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 28.755°, -98.463°. 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.
2025-10-07 2025-10-07 19:41:28 UTC	2.0ml	54 km ENE of Pedro Bay, Alaska 60.018°, -153.253°	138.0 km	-	-	-	Auto	USGS →
On October 7, 2025, worldwide seismic activity registered a magnitude 2.0 earthquake 54 km ENE of Pedro Bay, Alaska at 19:41 UTC. This was a intermediate depth earthquake, focused at 138.0 km depth. Geolocation places the event at 60.018°N, -153.253°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.
2025-10-07 2025-10-07 19:08:04 UTC	2.0ml	67 km W of Hooper, Utah 41.127°, -112.922°	0.0 km	-	-	-	✓ Reviewed	USGS →
At 19:08 UTC on October 7, 2025, a magnitude 2.0 tremor occurred 67 km W of Hooper, Utah. 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. Coordinates: 41.127°, -112.922°. 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.
2025-10-07 2025-10-07 18:49:21 UTC	4.1mb	Volcano Islands, Japan region 22.773°, 143.411°	91.2 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 4.1 earthquake in the Volcano Islands, Japan region with origin time 18:49 UTC on October 7, 2025. The event originated approximately 91.2 km below the surface, classifying it as intermediate depth. The epicenter is at 22.773°, 143.411°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.1 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 7, 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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