Earthquakes on December 31, 2025: 292 Worldwide, Largest M6.0

Time ↓	Mag ↕	Location ↕	Depth ↕	Felt ↕	MMI	Alert	Status	Details
2025-12-31 2025-12-31 23:57:05 UTC	2.5ml	91 km S of Sand Point, Alaska 54.511°, -160.450°	13.7 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.5 earthquake 91 km S of Sand Point, Alaska at 23:57 UTC on December 31, 2025. Coming 14 hours after a magnitude 2.8 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. At a depth of 13.7 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 54.511°, -160.450°. 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.
2025-12-31 2025-12-31 23:52:11 UTC	4.3mb	175 km SSE of Vilyuchinsk, Russia 51.480°, 159.403°	45.7 km	-	-	-	✓ Reviewed	USGS →
December 31, 2025 brought a magnitude 4.3 earthquake 175 km SSE of Vilyuchinsk, Russia, logged at 23:52 UTC. This was a shallow crustal earthquake, focused at 45.7 km depth. Geolocation places the event at 51.480°N, 159.403°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.
2025-12-31 2025-12-31 23:31:47 UTC	2.1ml	46 km SW of Manley Hot Springs, Alaska 64.671°, -151.217°	9.3 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.1 seismic event took place 46 km SW of Manley Hot Springs, Alaska on December 31, 2025 at 23:31 UTC. The hypocenter lay at 9.3 km, placing this in the shallow crustal category. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 64.671°, -151.217°. 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.
2025-12-31 2025-12-31 23:27:57 UTC	2.2ml	49 km NW of Toyah, Texas 31.653°, -104.135°	5.5 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.2 earthquake was recorded 49 km NW of Toyah, Texas on December 31, 2025 at 23:27 UTC. At a depth of 5.5 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 31.653°, -104.135°. 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.
2025-12-31 2025-12-31 23:24:51 UTC	2.1ml	116 km N of Yakutat, Alaska 60.591°, -139.887°	12.4 km	-	-	-	✓ Reviewed	USGS →
December 31, 2025 brought a magnitude 2.1 earthquake 116 km N of Yakutat, Alaska, logged at 23:24 UTC. It arrived roughly 16 hours after a larger magnitude 2.5 mainshock in the same 20 km area, placing it within the typical aftershock window. At a depth of 12.4 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. The epicenter is at 60.591°, -139.887°. 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.
2025-12-31 2025-12-31 23:24:31 UTC	2.7md	46 km WSW of Ferndale, CA 40.490°, -124.793°	22.3 km	-	-	-	✓ Reviewed	USGS →
At 23:24 UTC on December 31, 2025, a magnitude 2.7 tremor occurred 46 km WSW of Ferndale, CA. The event originated approximately 22.3 km below the surface, classifying it as shallow crustal. The epicenter is at 40.490°, -124.793°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-12-31 2025-12-31 23:20:07 UTC	2.0ml	50 km SSE of Cantwell, Alaska 62.961°, -148.637°	2.4 km	-	-	-	✓ Reviewed	USGS →
December 31, 2025 brought a magnitude 2.0 earthquake 50 km SSE of Cantwell, Alaska, logged at 23:20 UTC. At a depth of just 2.4 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. The epicenter is at 62.961°, -148.637°. 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.
2025-12-31 2025-12-31 23:04:28 UTC	4.6mb	199 km SSE of Vilyuchinsk, Russia 51.348°, 159.788°	13.2 km	-	-	-	✓ Reviewed	USGS →
A magnitude 4.6 seismic event took place 199 km SSE of Vilyuchinsk, Russia on December 31, 2025 at 23:04 UTC. Coming 3 hours after a magnitude 4.9 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The hypocenter lay at 13.2 km, placing this in the shallow crustal category. Coordinates: 51.348°, 159.788°. 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.
2025-12-31 2025-12-31 22:46:20 UTC	2.2ml	100 km N of Yakutat, Alaska 60.439°, -139.443°	9.6 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 2.2 earthquake 100 km N of Yakutat, Alaska with origin time 22:46 UTC on December 31, 2025. It arrived roughly 8 hours after a larger magnitude 2.8 mainshock in the same 20 km area, placing it within the typical aftershock window. The event originated approximately 9.6 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 60.439°, -139.443°. 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.
2025-12-31 2025-12-31 22:45:08 UTC	2.2ml	101 km N of Yakutat, Alaska 60.453°, -139.617°	13.5 km	-	-	-	✓ Reviewed	USGS →
On December 31, 2025, worldwide seismic activity registered a magnitude 2.2 earthquake 101 km N of Yakutat, Alaska at 22:45 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.7 earthquake that occurred about 18 hours earlier. This was a shallow crustal earthquake, focused at 13.5 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 60.453°N, -139.617°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.
2025-12-31 2025-12-31 22:40:33 UTC	2.1ml	46 km SW of Manley Hot Springs, Alaska 64.665°, -151.219°	8.6 km	-	-	-	✓ Reviewed	USGS →
On December 31, 2025 at 22:40 UTC, a magnitude 2.1 earthquake struck 46 km SW of Manley Hot Springs, Alaska. The event originated approximately 8.6 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 64.665°N, -151.219°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.
2025-12-31 2025-12-31 22:40:27 UTC	2.1md	14 km NNW of Susanville, CA 40.541°, -120.692°	3.3 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.1 earthquake 14 km NNW of Susanville, CA at 22:40 UTC on December 31, 2025. Coming 17 hours after a magnitude 4.9 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. At a depth of just 3.3 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. Coordinates: 40.541°, -120.692°. 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.
2025-12-31 2025-12-31 22:39:10 UTC	2.9md	77 km W of Petrolia, CA 40.413°, -125.186°	10.0 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.9 earthquake 77 km W of Petrolia, CA at 22:39 UTC on December 31, 2025. 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. The epicenter is at 40.413°, -125.186°. 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.
2025-12-31 2025-12-31 22:28:09 UTC	2.2ml	61 km WNW of Anchor Point, Alaska 60.009°, -152.836°	118.3 km	-	-	-	✓ Reviewed	USGS →
At 22:28 UTC on December 31, 2025, a magnitude 2.2 tremor occurred 61 km WNW of Anchor Point, Alaska. Coming 2 hours after a magnitude 4.0 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The hypocenter lay at 118.3 km, placing this in the intermediate depth category. Coordinates: 60.009°, -152.836°. 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.
2025-12-31 2025-12-31 22:09:55 UTC	4.3mb	Kepulauan Babar, Indonesia -7.100°, 129.333°	171.5 km	-	-	-	✓ Reviewed	USGS →
On December 31, 2025 at 22:09 UTC, a magnitude 4.3 earthquake struck near Kepulauan Babar, Indonesia. The hypocenter lay at 171.5 km, placing this in the intermediate depth category. Coordinates: -7.100°, 129.333°. 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.
2025-12-31 2025-12-31 22:08:01 UTC	3.3ml	73 km W of Karluk, Alaska 57.702°, -155.660°	87.4 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 3.3 earthquake 73 km W of Karluk, Alaska came in on December 31, 2025 at 22:08 UTC. At a depth of 87.4 km, the event was intermediate depth. The offshore location combined with this depth is characteristic of seismicity along descending slabs. Geolocation places the event at 57.702°N, -155.660°E. 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.
2025-12-31 2025-12-31 22:06:27 UTC	3.6ml	96 km SSE of Adak, Alaska 51.035°, -176.285°	9.7 km	-	II	-	✓ Reviewed	USGS →
At 22:06 UTC on December 31, 2025, a magnitude 3.6 tremor occurred 96 km SSE of Adak, Alaska. On the Modified Mercalli scale, shaking reached 2.5 — considered weak. The event originated approximately 9.7 km below the surface, classifying it as shallow crustal. Geolocation places the event at 51.035°N, -176.285°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-12-31 2025-12-31 21:40:47 UTC	2.2ml	108 km N of Yakutat, Alaska 60.504°, -140.085°	13.4 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.2 earthquake 108 km N of Yakutat, Alaska at 21:40 UTC on December 31, 2025. It arrived roughly 14 hours after a larger magnitude 2.5 mainshock in the same 20 km area, placing it within the typical aftershock window. At a depth of 13.4 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. The epicenter is at 60.504°, -140.085°. 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.
2025-12-31 2025-12-31 21:28:25 UTC	2.1ml	108 km N of Yakutat, Alaska 60.509°, -139.977°	6.5 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.1 earthquake was recorded 108 km N of Yakutat, Alaska on December 31, 2025 at 21:28 UTC. Coming 17 hours after a magnitude 2.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. This was a shallow crustal earthquake, focused at 6.5 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 60.509°, -139.977°. 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.
2025-12-31 2025-12-31 21:05:59 UTC	2.3ml	24 km SSW of Trapper Creek, Alaska 62.112°, -150.404°	1.6 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.3 seismic event took place 24 km SSW of Trapper Creek, Alaska on December 31, 2025 at 21:05 UTC. At a depth of just 1.6 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. The epicenter is at 62.112°, -150.404°. 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.
2025-12-31 2025-12-31 20:57:31 UTC	2.1ml	60 km W of Cantwell, Alaska 63.422°, -150.156°	108.7 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 2.1 earthquake 60 km W of Cantwell, Alaska with origin time 20:57 UTC on December 31, 2025. The hypocenter lay at 108.7 km, placing this in the intermediate depth category. The offshore location combined with this depth is characteristic of seismicity along descending slabs. The epicenter is at 63.422°, -150.156°. 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.
2025-12-31 2025-12-31 20:50:05 UTC	2.3ml	19 km WNW of Eureka Roadhouse, Alaska 62.003°, -147.507°	32.8 km	-	-	-	✓ Reviewed	USGS →
December 31, 2025 brought a magnitude 2.3 earthquake 19 km WNW of Eureka Roadhouse, Alaska, logged at 20:50 UTC. This was a shallow crustal earthquake, focused at 32.8 km depth. Geolocation places the event at 62.003°N, -147.507°E. 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.
2025-12-31 2025-12-31 20:49:02 UTC	2.4ml	70 km WNW of Aleneva, Alaska 58.321°, -154.010°	71.3 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.4 earthquake was recorded 70 km WNW of Aleneva, Alaska on December 31, 2025 at 20:49 UTC. This was a intermediate depth earthquake, focused at 71.3 km depth. Coordinates: 58.321°, -154.010°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-12-31 2025-12-31 20:44:18 UTC	2.3ml	17 km N of Willow, Alaska 61.907°, -150.049°	22.5 km	-	-	-	✓ Reviewed	USGS →
On December 31, 2025 at 20:44 UTC, a magnitude 2.3 earthquake struck 17 km N of Willow, Alaska. Coming 10 hours after a magnitude 2.5 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The hypocenter lay at 22.5 km, placing this in the shallow crustal category. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 61.907°, -150.049°. 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.
2025-12-31 2025-12-31 20:44:09 UTC	2.7ml	33 km E of West Yellowstone, Montana 44.664°, -110.678°	7.4 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.7 earthquake 33 km E of West Yellowstone, Montana at 20:44 UTC on December 31, 2025. This was a shallow crustal earthquake, focused at 7.4 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 44.664°N, -110.678°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data.
2025-12-31 2025-12-31 20:40:10 UTC	2.3ml	62 km W of Happy Valley, Alaska 60.017°, -152.834°	118.4 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.3 earthquake was recorded 62 km W of Happy Valley, Alaska on December 31, 2025 at 20:40 UTC. It arrived roughly 1 hours after a larger magnitude 4.0 mainshock in the same 20 km area, placing it within the typical aftershock window. At a depth of 118.4 km, the event was intermediate depth. The offshore location combined with this depth is characteristic of seismicity along descending slabs. The epicenter is at 60.017°, -152.834°. 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.
2025-12-31 2025-12-31 20:36:19 UTC	4.0ml	60 km W of Happy Valley, Alaska 60.039°, -152.796°	117.3 km	3	II	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 4.0 earthquake 60 km W of Happy Valley, Alaska with origin time 20:36 UTC on December 31, 2025. A tsunami evaluation was automatically initiated given the magnitude and location. Peak ground motion corresponded to MMI 2.3, classified as weak shaking. A small number of nearby observers (3) submitted felt reports to the USGS. The hypocenter lay at 117.3 km, placing this in the intermediate depth category. The offshore location combined with this depth is characteristic of seismicity along descending slabs. Coordinates: 60.039°, -152.796°. 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.
2025-12-31 2025-12-31 20:35:37 UTC	2.0ml	7 km NNE of Anchor Point, Alaska 59.843°, -151.795°	78.2 km	-	-	-	✓ Reviewed	USGS →
On December 31, 2025 at 20:35 UTC, a magnitude 2.0 earthquake struck 7 km NNE of Anchor Point, Alaska. The hypocenter lay at 78.2 km, placing this in the intermediate depth category. Geolocation places the event at 59.843°N, -151.795°E. 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.
2025-12-31 2025-12-31 20:33:47 UTC	2.1ml	3 km S of Skwentna, Alaska 61.956°, -151.390°	5.9 km	-	-	-	✓ Reviewed	USGS →
On December 31, 2025, worldwide seismic activity registered a magnitude 2.1 earthquake 3 km S of Skwentna, Alaska at 20:33 UTC. At a depth of 5.9 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 61.956°N, -151.390°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.
2025-12-31 2025-12-31 20:32:21 UTC	2.2ml	33 km E of West Yellowstone, Montana 44.667°, -110.678°	7.3 km	-	-	-	✓ Reviewed	USGS →
This magnitude 2.2 event was detected 33 km E of West Yellowstone, Montana on December 31, 2025, with origin time 20:32 UTC. The event originated approximately 7.3 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 44.667°, -110.678°. 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.

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 December 31, 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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