Earthquakes on October 4, 2025: 242 Worldwide, Largest M5.9

Time ↓	Mag ↕	Location ↕	Depth ↕	Felt ↕	MMI	Alert	Status	Details
2025-10-04 2025-10-04 23:42:15 UTC	4.5mb	20 km SE of Jaqué, Panama 7.378°, -78.048°	10.0 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 4.5 earthquake 20 km SE of Jaqué, Panama at 23:42 UTC on October 4, 2025. 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. The epicenter is at 7.378°, -78.048°. 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.
2025-10-04 2025-10-04 23:34:30 UTC	2.0ml	76 km ENE of Tonopah, Nevada 38.438°, -116.494°	5.2 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 2.0 earthquake 76 km ENE of Tonopah, Nevada with origin time 23:34 UTC on October 4, 2025. The hypocenter lay at 5.2 km, placing this in the shallow crustal category. Coordinates: 38.438°, -116.494°. 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.
2025-10-04 2025-10-04 23:31:04 UTC	4.4mb	66 km E of Severo-Kuril’sk, Russia 50.641°, 157.067°	69.8 km	-	-	-	✓ Reviewed	USGS →
At 23:31 UTC on October 4, 2025, a magnitude 4.4 tremor occurred 66 km E of Severo-Kuril’sk, Russia. The hypocenter lay at 69.8 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 50.641°, 157.067°. 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.
2025-10-04 2025-10-04 23:28:40 UTC	3.7mb	65 km SE of Unalaska, Alaska 53.434°, -165.883°	52.5 km	-	-	-	✓ Reviewed	USGS →
October 4, 2025 brought a magnitude 3.7 earthquake 65 km SE of Unalaska, Alaska, logged at 23:28 UTC. This was a shallow crustal earthquake, focused at 52.5 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 53.434°, -165.883°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M3.7 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-04 2025-10-04 23:03:53 UTC	4.1mb	59 km ESE of Kyzyl-Eshme, Kyrgyzstan 39.343°, 72.903°	10.0 km	-	-	-	✓ Reviewed	USGS →
On October 4, 2025 at 23:03 UTC, a magnitude 4.1 earthquake struck 59 km ESE of Kyzyl-Eshme, Kyrgyzstan. The event originated approximately 10.0 km below the surface, classifying it as shallow crustal. Coordinates: 39.343°, 72.903°. 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.
2025-10-04 2025-10-04 22:54:05 UTC	4.1mb	82 km E of Petropavlovsk-Kamchatsky, Russia 53.201°, 159.839°	56.5 km	-	-	-	✓ Reviewed	USGS →
A magnitude 4.1 earthquake was recorded 82 km E of Petropavlovsk-Kamchatsky, Russia on October 4, 2025 at 22:54 UTC. This was a shallow crustal earthquake, focused at 56.5 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. The epicenter is at 53.201°, 159.839°. 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.
2025-10-04 2025-10-04 22:24:13 UTC	4.3mb	246 km SSW of Severo-Kuril’sk, Russia 48.704°, 154.570°	69.6 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 4.3 earthquake 246 km SSW of Severo-Kuril’sk, Russia at 22:24 UTC on October 4, 2025. This was a shallow crustal earthquake, focused at 69.6 km depth. Coordinates: 48.704°, 154.570°. 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.
2025-10-04 2025-10-04 21:20:55 UTC	2.2md	3 km SE of Pacifica, CA 37.592°, -122.465°	9.1 km	6	-	-	Auto	USGS →
A magnitude 2.2 seismic event took place 3 km SE of Pacifica, CA on October 4, 2025 at 21:20 UTC. A small number of nearby observers (6) submitted felt reports to the USGS. The event originated approximately 9.1 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 37.592°, -122.465°. 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.
2025-10-04 2025-10-04 21:16:38 UTC	2.3ml	13 km S of Princeton, Canada 49.335°, -120.499°	-0.4 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.3 earthquake 13 km S of Princeton, Canada at 21:16 UTC on October 4, 2025. At just -0.4 km, it was the shallowest earthquake in the current dataset — a shallow crustal event. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. The epicenter is at 49.335°, -120.499°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-04 2025-10-04 21:09:40 UTC	4.1mb	Fiji region -20.912°, -179.104°	655.0 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 4.1 earthquake in the Fiji region with origin time 21:09 UTC on October 4, 2025. At 655.0 km, this is the deepest earthquake in the current dataset — firmly in the deep-focus category. Geolocation places the event at -20.912°N, -179.104°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.
2025-10-04 2025-10-04 21:08:45 UTC	4.7mb	9 km NNE of Tilarán, Costa Rica 10.544°, -84.931°	10.0 km	4	-	-	✓ Reviewed	USGS →
This magnitude 4.7 event was detected 9 km NNE of Tilarán, Costa Rica on October 4, 2025, with origin time 21:08 UTC. A small number of nearby observers (4) submitted felt reports to the USGS. The event originated approximately 10.0 km below the surface, classifying it as shallow crustal. The epicenter is at 10.544°, -84.931°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-04 2025-10-04 21:01:45 UTC	4.4mb	66 km ESE of Lincang, China 23.621°, 100.685°	10.0 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 4.4 earthquake 66 km ESE of Lincang, China at 21:01 UTC on October 4, 2025. At a depth of 10.0 km, the event was shallow crustal. Geolocation places the event at 23.621°N, 100.685°E. 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.
2025-10-04 2025-10-04 20:35:29 UTC	4.3mb	40 km WSW of San José de Jáchal, Argentina -30.353°, -69.148°	113.0 km	-	-	-	✓ Reviewed	USGS →
This magnitude 4.3 event was detected 40 km WSW of San José de Jáchal, Argentina on October 4, 2025, with origin time 20:35 UTC. The hypocenter lay at 113.0 km, placing this in the intermediate depth category. The epicenter is at -30.353°, -69.148°. 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.
2025-10-04 2025-10-04 20:31:03 UTC	4.5mb	120 km S of Port Blair, India 10.575°, 92.818°	58.5 km	-	-	-	✓ Reviewed	USGS →
This magnitude 4.5 event was detected 120 km S of Port Blair, India on October 4, 2025, with origin time 20:31 UTC. The hypocenter lay at 58.5 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 10.575°N, 92.818°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.
2025-10-04 2025-10-04 20:30:53 UTC	4.9mb	southeast of Easter Island -35.593°, -104.064°	10.0 km	-	-	-	✓ Reviewed	USGS →
At 20:30 UTC on October 4, 2025, a magnitude 4.9 tremor occurred southeast of Easter Island. It ranks as the fifth largest event in the current dataset. The hypocenter lay at 10.0 km, placing this in the shallow crustal category. Geolocation places the event at -35.593°N, -104.064°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-04 2025-10-04 20:27:22 UTC	4.5mwr	40 km N of Taltal, Chile -25.042°, -70.501°	41.4 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 4.5 earthquake 40 km N of Taltal, Chile came in on October 4, 2025 at 20:27 UTC. At a depth of 41.4 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: -25.042°, -70.501°. 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.
2025-10-04 2025-10-04 20:23:22 UTC	4.2mb	124 km SE of Vilyuchinsk, Russia 52.044°, 159.517°	70.9 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 4.2 earthquake 124 km SE of Vilyuchinsk, Russia with origin time 20:23 UTC on October 4, 2025. The event originated approximately 70.9 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 52.044°, 159.517°. 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.
2025-10-04 2025-10-04 19:55:12 UTC	4.3mb	215 km SE of Petropavlovsk-Kamchatsky, Russia 51.774°, 160.988°	10.0 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 4.3 earthquake 215 km SE of Petropavlovsk-Kamchatsky, Russia came in on October 4, 2025 at 19:55 UTC. At a depth of 10.0 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 51.774°N, 160.988°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.
2025-10-04 2025-10-04 19:54:23 UTC	3.4md	104 km N of Cruz Bay, U.S. Virgin Islands 19.257°, -64.605°	29.2 km	-	-	-	✓ Reviewed	USGS →
A magnitude 3.4 earthquake was recorded 104 km N of Cruz Bay, U.S. Virgin Islands on October 4, 2025 at 19:54 UTC. At a depth of 29.2 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 19.257°N, -64.605°E. 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.
2025-10-04 2025-10-04 19:53:46 UTC	4.7mb	Mid-Indian Ridge -41.071°, 81.076°	10.0 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 4.7 earthquake near Mid-Indian Ridge came in on October 4, 2025 at 19:53 UTC. This was a shallow crustal earthquake, focused at 10.0 km depth. Geolocation places the event at -41.071°N, 81.076°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-04 2025-10-04 19:47:26 UTC	2.2ml	9 km WNW of Nanwalek, Alaska 59.398°, -152.065°	35.7 km	-	-	-	Auto	USGS →
October 4, 2025 brought a magnitude 2.2 earthquake 9 km WNW of Nanwalek, Alaska, logged at 19:47 UTC. This was a shallow crustal earthquake, focused at 35.7 km depth. Geolocation places the event at 59.398°N, -152.065°E. 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.
2025-10-04 2025-10-04 19:32:43 UTC	4.5mb	Mid-Indian Ridge -41.223°, 80.661°	10.0 km	-	-	-	✓ Reviewed	USGS →
A magnitude 4.5 seismic event took place near Mid-Indian Ridge on October 4, 2025 at 19:32 UTC. The event originated approximately 10.0 km below the surface, classifying it as shallow crustal. The epicenter is at -41.223°, 80.661°. 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.
2025-10-04 2025-10-04 19:09:43 UTC	4.3mb	2 km SSE of Ginabuyan, Philippines 11.220°, 124.411°	10.0 km	-	-	-	✓ Reviewed	USGS →
A magnitude 4.3 seismic event took place 2 km SSE of Ginabuyan, Philippines on October 4, 2025 at 19:09 UTC. The event originated approximately 10.0 km below the surface, classifying it as shallow crustal. Coordinates: 11.220°, 124.411°. 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.
2025-10-04 2025-10-04 19:02:02 UTC	4.2mb	298 km ENE of Lospalos, Timor Leste -7.160°, 129.338°	144.7 km	-	-	-	✓ Reviewed	USGS →
On October 4, 2025, worldwide seismic activity registered a magnitude 4.2 earthquake 298 km ENE of Lospalos, Timor Leste at 19:02 UTC. This was a intermediate depth earthquake, focused at 144.7 km depth. Geolocation places the event at -7.160°N, 129.338°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.
2025-10-04 2025-10-04 18:50:54 UTC	4.9mb	290 km ESE of Levuka, Fiji -18.618°, -177.997°	530.2 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 4.9 earthquake 290 km ESE of Levuka, Fiji at 18:50 UTC on October 4, 2025. At 530.2 km, this deep-focus earthquake originated far below the brittle crust, deep inside the mantle. Coordinates: -18.618°, -177.997°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-10-04 2025-10-04 18:45:13 UTC	3.2ml	236 km WSW of Adak, Alaska 51.099°, -179.808°	10.8 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 3.2 earthquake 236 km WSW of Adak, Alaska with origin time 18:45 UTC on October 4, 2025. The event originated approximately 10.8 km below the surface, classifying it as shallow crustal. Coordinates: 51.099°, -179.808°. 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.
2025-10-04 2025-10-04 18:27:14 UTC	2.1md	11 km ENE of Kettleman City, CA 36.030°, -119.844°	0.1 km	-	-	-	Auto	USGS →
This magnitude 2.1 event was detected 11 km ENE of Kettleman City, CA on October 4, 2025, with origin time 18:27 UTC. At a depth of just 0.1 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. Coordinates: 36.030°, -119.844°. 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.
2025-10-04 2025-10-04 18:05:22 UTC	4.2mb	south of the Kermadec Islands -33.885°, -179.206°	41.3 km	-	-	-	✓ Reviewed	USGS →
At 18:05 UTC on October 4, 2025, a magnitude 4.2 tremor occurred south of the Kermadec Islands. The hypocenter lay at 41.3 km, placing this in the shallow crustal category. Coordinates: -33.885°, -179.206°. 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.
2025-10-04 2025-10-04 18:02:46 UTC	3.0ml	12 km ENE of Wright, Wyoming 43.792°, -105.347°	0.0 km	-	-	-	✓ Reviewed	USGS →
At 18:02 UTC on October 4, 2025, a magnitude 3.0 tremor occurred 12 km ENE of Wright, Wyoming. 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. Geolocation places the event at 43.792°N, -105.347°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.
2025-10-04 2025-10-04 18:02:11 UTC	2.0ml	76 km ENE of Tonopah, Nevada 38.438°, -116.493°	5.3 km	-	-	-	✓ Reviewed	USGS →
On October 4, 2025, worldwide seismic activity registered a magnitude 2.0 earthquake 76 km ENE of Tonopah, Nevada at 18:02 UTC. At a depth of 5.3 km, the event was shallow crustal. The epicenter is at 38.438°, -116.493°. 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.

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 4, 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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