Earthquakes on March 29, 2026: 285 Worldwide, Largest M5.4

Time ↓	Mag ↕	Location ↕	Depth ↕	Felt ↕	MMI	Alert	Status	Details
2026-03-29 2026-03-29 23:45:13 UTC	5.2mb	64 km SSE of Hihifo, Tonga -16.505°, -173.592°	44.7 km	-	-	-	✓ Reviewed	USGS →
A magnitude 5.2 earthquake was recorded 64 km SSE of Hihifo, Tonga on March 29, 2026 at 23:45 UTC. It ranks as the second largest event in the current dataset. At a depth of 44.7 km, the event was shallow crustal. Geolocation places the event at -16.505°N, -173.592°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M5.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2026-03-29 2026-03-29 23:41:25 UTC	2.3ml	23 km WNW of Mentone, Texas 31.760°, -103.836°	7.9 km	-	-	-	✓ Reviewed	USGS →
March 29, 2026 brought a magnitude 2.3 earthquake 23 km WNW of Mentone, Texas, logged at 23:41 UTC. At a depth of 7.9 km, the event was shallow crustal. The epicenter is at 31.760°, -103.836°. 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.
2026-03-29 2026-03-29 23:07:34 UTC	2.1ml	133 km SE of McCarthy, Alaska 60.576°, -141.185°	5.2 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.1 earthquake was recorded 133 km SE of McCarthy, Alaska on March 29, 2026 at 23:07 UTC. It arrived roughly 17 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 5.2 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. The epicenter is at 60.576°, -141.185°. 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.
2026-03-29 2026-03-29 22:58:43 UTC	4.3mwr	81 km NW of Coquimbo, Chile -29.392°, -71.884°	33.9 km	-	-	-	✓ Reviewed	USGS →
At 22:58 UTC on March 29, 2026, a magnitude 4.3 tremor occurred 81 km NW of Coquimbo, Chile. The event originated approximately 33.9 km below the surface, classifying it as shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: -29.392°, -71.884°. 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.
2026-03-29 2026-03-29 22:04:02 UTC	2.5ml	105 km SSE of Sand Point, Alaska 54.496°, -159.746°	20.0 km	-	-	-	✓ Reviewed	USGS →
At 22:04 UTC on March 29, 2026, a magnitude 2.5 tremor occurred 105 km SSE of Sand Point, Alaska. The event originated approximately 20.0 km below the surface, classifying it as shallow crustal. The epicenter is at 54.496°, -159.746°. 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.
2026-03-29 2026-03-29 22:03:30 UTC	2.5ml	81 km SSE of Adak, Alaska 51.173°, -176.290°	16.4 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.5 earthquake 81 km SSE of Adak, Alaska at 22:03 UTC on March 29, 2026. This was a shallow crustal earthquake, focused at 16.4 km depth. Geolocation places the event at 51.173°N, -176.290°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.
2026-03-29 2026-03-29 21:48:25 UTC	2.0ml	8 km WSW of Willow, Alaska 61.721°, -150.188°	1.0 km	1	-	-	✓ Reviewed	USGS →
Reports of a magnitude 2.0 earthquake 8 km WSW of Willow, Alaska came in on March 29, 2026 at 21:48 UTC. At a depth of just 1.0 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 61.721°, -150.188°. 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.
2026-03-29 2026-03-29 21:45:24 UTC	2.5ml	259 km W of Adak, Alaska 51.726°, 179.617°	129.2 km	-	-	-	✓ Reviewed	USGS →
This magnitude 2.5 event was detected 259 km W of Adak, Alaska on March 29, 2026, with origin time 21:45 UTC. The hypocenter lay at 129.2 km, placing this in the intermediate depth category. The offshore location combined with this depth is characteristic of seismicity along descending slabs. Coordinates: 51.726°, 179.617°. 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.
2026-03-29 2026-03-29 21:26:57 UTC	2.6ml	107 km SSE of False Pass, Alaska 54.042°, -162.524°	13.1 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.6 earthquake was recorded 107 km SSE of False Pass, Alaska on March 29, 2026 at 21:26 UTC. This was a shallow crustal earthquake, focused at 13.1 km depth. The epicenter is at 54.042°, -162.524°. 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.
2026-03-29 2026-03-29 21:19:43 UTC	2.5md	4 km SE of San Ramon, CA 37.755°, -121.949°	8.9 km	14	-	-	✓ Reviewed	USGS →
On March 29, 2026 at 21:19 UTC, a magnitude 2.5 earthquake struck 4 km SE of San Ramon, CA. In the 72 hours after this event, the USGS recorded 4 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. Of every earthquake currently listed for worldwide seismic activity, this one generated the most felt reports from the public. 14 people reported feeling the earthquake via the USGS Did You Feel It? system. The hypocenter lay at 8.9 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 37.755°, -121.949°. 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.
2026-03-29 2026-03-29 20:52:23 UTC	3.2md	57 km N of Charlotte Amalie, U.S. Virgin Islands 18.861°, -64.874°	88.0 km	-	-	-	✓ Reviewed	USGS →
March 29, 2026 brought a magnitude 3.2 earthquake 57 km N of Charlotte Amalie, U.S. Virgin Islands, logged at 20:52 UTC. This was a intermediate depth earthquake, focused at 88.0 km depth. The offshore location combined with this depth is characteristic of seismicity along descending slabs. The epicenter is at 18.861°, -64.874°. 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.
2026-03-29 2026-03-29 18:46:51 UTC	4.6mb	255 km SSW of Jimbaran, Indonesia -10.781°, 113.982°	10.0 km	-	-	-	✓ Reviewed	USGS →
At 18:46 UTC on March 29, 2026, a magnitude 4.6 tremor occurred 255 km SSW of Jimbaran, Indonesia. 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 -10.781°N, 113.982°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.
2026-03-29 2026-03-29 18:29:58 UTC	2.1ml	55 km SSE of Eagle Village, Alaska 64.290°, -140.871°	5.0 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 2.1 earthquake 55 km SSE of Eagle Village, Alaska with origin time 18:29 UTC on March 29, 2026. The event originated approximately 5.0 km below the surface, classifying it as shallow crustal. Geolocation places the event at 64.290°N, -140.871°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.
2026-03-29 2026-03-29 18:12:41 UTC	2.9ml	18 km NNW of Indian Springs, Nevada 36.728°, -115.740°	1.5 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 2.9 earthquake 18 km NNW of Indian Springs, Nevada with origin time 18:12 UTC on March 29, 2026. At a depth of just 1.5 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. The epicenter is at 36.728°, -115.740°. 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.
2026-03-29 2026-03-29 18:09:54 UTC	5.4mww	200 km SE of Kokopo, Papua New Guinea -5.380°, 153.756°	29.0 km	1	III	green	✓ Reviewed	USGS →
On March 29, 2026 at 18:09 UTC, a magnitude 5.4 earthquake struck 200 km SE of Kokopo, Papua New Guinea. 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 March 29, 2026. Maximum shaking intensity peaked at MMI 3.8 (light). A small number of nearby observers (1) submitted felt reports to the USGS. The hypocenter lay at 29.0 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 -5.380°, 153.756°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M5.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2026-03-29 2026-03-29 18:07:20 UTC	3.1ml	119 km SE of Yakutat, Alaska 58.955°, -137.977°	0.7 km	-	-	-	Auto	USGS →
On March 29, 2026 at 18:07 UTC, a magnitude 3.1 earthquake struck 119 km SE of Yakutat, Alaska. 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 event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 58.955°N, -137.977°E. 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.
2026-03-29 2026-03-29 17:55:59 UTC	4.3mb	82 km WNW of Talcahuano, Chile -36.361°, -73.922°	10.0 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 4.3 earthquake 82 km WNW of Talcahuano, Chile at 17:55 UTC on March 29, 2026. This was a shallow crustal earthquake, focused at 10.0 km depth. The epicenter is at -36.361°, -73.922°. 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.
2026-03-29 2026-03-29 17:53:28 UTC	2.1ml	55 km N of Petersville, Alaska 62.998°, -150.789°	111.7 km	-	-	-	✓ Reviewed	USGS →
On March 29, 2026, worldwide seismic activity registered a magnitude 2.1 earthquake 55 km N of Petersville, Alaska at 17:53 UTC. This was a intermediate depth earthquake, focused at 111.7 km depth. The offshore location combined with this depth is characteristic of seismicity along descending slabs. Coordinates: 62.998°, -150.789°. 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.
2026-03-29 2026-03-29 17:50:19 UTC	4.2mwr	212 km W of Port McNeill, Canada 50.694°, -130.087°	10.0 km	-	I	green	✓ Reviewed	USGS →
On March 29, 2026 at 17:50 UTC, a magnitude 4.2 earthquake struck 212 km W of Port McNeill, Canada. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. Peak ground motion corresponded to MMI 2.0, classified as weak shaking. The hypocenter lay at 10.0 km, placing this in the shallow crustal category. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 50.694°, -130.087°. 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.
2026-03-29 2026-03-29 17:43:09 UTC	2.6ml	82 km S of Port Graham, Alaska 58.618°, -151.638°	33.4 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 2.6 earthquake 82 km S of Port Graham, Alaska with origin time 17:43 UTC on March 29, 2026. The hypocenter lay at 33.4 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 58.618°N, -151.638°E. 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.
2026-03-29 2026-03-29 17:25:00 UTC	2.7ml	9 km WSW of Grapevine, CA 34.917°, -119.019°	8.0 km	9	-	-	✓ Reviewed	USGS →
On March 29, 2026 at 17:25 UTC, a magnitude 2.7 earthquake struck 9 km WSW of Grapevine, CA. A small number of nearby observers (9) submitted felt reports to the USGS. The event originated approximately 8.0 km below the surface, classifying it as shallow crustal. Coordinates: 34.917°, -119.019°. 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.
2026-03-29 2026-03-29 17:02:31 UTC	2.8ml	13 km ENE of Karluk, Alaska 57.600°, -154.241°	44.7 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.8 earthquake 13 km ENE of Karluk, Alaska at 17:02 UTC on March 29, 2026. At a depth of 44.7 km, the event was shallow crustal. The epicenter is at 57.600°, -154.241°. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data.
2026-03-29 2026-03-29 16:30:06 UTC	2.0ml	21 km S of Old Harbor, Alaska 57.009°, -153.271°	47.4 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.0 seismic event took place 21 km S of Old Harbor, Alaska on March 29, 2026 at 16:30 UTC. The hypocenter lay at 47.4 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 57.009°N, -153.271°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.
2026-03-29 2026-03-29 16:14:31 UTC	4.3mb	51 km ESE of Angoram, Papua New Guinea -4.238°, 144.495°	10.0 km	-	-	-	✓ Reviewed	USGS →
This magnitude 4.3 event was detected 51 km ESE of Angoram, Papua New Guinea on March 29, 2026, with origin time 16:14 UTC. The hypocenter lay at 10.0 km, placing this in the shallow crustal category. Geolocation places the event at -4.238°N, 144.495°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.
2026-03-29 2026-03-29 15:33:52 UTC	2.3ml	193 km WSW of Adak, Alaska 51.261°, -179.251°	27.8 km	-	-	-	✓ Reviewed	USGS →
On March 29, 2026 at 15:33 UTC, a magnitude 2.3 earthquake struck 193 km WSW of Adak, Alaska. The event originated approximately 27.8 km below the surface, classifying it as shallow crustal. Geolocation places the event at 51.261°N, -179.251°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.
2026-03-29 2026-03-29 15:33:42 UTC	3.7md	29 km NNW of Otra Banda, Dominican Republic 18.898°, -68.770°	102.0 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 3.7 earthquake 29 km NNW of Otra Banda, Dominican Republic came in on March 29, 2026 at 15:33 UTC. This was a intermediate depth earthquake, focused at 102.0 km depth. The epicenter is at 18.898°, -68.770°. 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.
2026-03-29 2026-03-29 15:32:41 UTC	2.1ml	10 km SW of Idyllwild, CA 33.681°, -116.802°	16.7 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.1 earthquake 10 km SW of Idyllwild, CA at 15:32 UTC on March 29, 2026. At a depth of 16.7 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 33.681°N, -116.802°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.
2026-03-29 2026-03-29 15:28:55 UTC	2.2ml	13 km S of Coushatta, Louisiana 31.896°, -93.352°	5.0 km	-	-	-	✓ Reviewed	USGS →
At 15:28 UTC on March 29, 2026, a magnitude 2.2 tremor occurred 13 km S of Coushatta, Louisiana. The event originated approximately 5.0 km below the surface, classifying it as shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 31.896°, -93.352°. 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.
2026-03-29 2026-03-29 15:06:23 UTC	4.5mb	42 km ENE of Yigo Village, Guam 13.727°, 145.226°	66.6 km	2	-	-	✓ Reviewed	USGS →
This magnitude 4.5 event was detected 42 km ENE of Yigo Village, Guam on March 29, 2026, with origin time 15:06 UTC. A small number of nearby observers (2) submitted felt reports to the USGS. The event originated approximately 66.6 km below the surface, classifying it as shallow crustal. The epicenter is at 13.727°, 145.226°. 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.
2026-03-29 2026-03-29 14:59:30 UTC	2.8ml	296 km WSW of Adak, Alaska 51.056°, 179.303°	35.0 km	-	-	-	✓ Reviewed	USGS →
This magnitude 2.8 event was detected 296 km WSW of Adak, Alaska on March 29, 2026, with origin time 14:59 UTC. The event originated approximately 35.0 km below the surface, classifying it as shallow crustal. Geolocation places the event at 51.056°N, 179.303°E. The solution has been reviewed by a USGS seismologist and is considered finalized. See the M2.8 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 March 29, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.

Today's earthquakes Browse archive

March 28, 2026 March 30, 2026