Earthquakes on May 18, 2026: 232 Worldwide, Largest M5.4

Time ↓	Mag ↕	Location ↕	Depth ↕	Felt ↕	MMI	Alert	Status	Details
1 day ago 2026-05-18 23:27:41 UTC	3.2ml	174 km ENE of Atka, Alaska 52.550°, -171.704°	10.0 km	-	-	-	✓ Reviewed	USGS →
A magnitude 3.2 earthquake was recorded 174 km ENE of Atka, Alaska on May 18, 2026 at 23:27 UTC. It arrived roughly 2 hours after a larger magnitude 4.9 mainshock in the same 20 km area, placing it within the typical aftershock window. At a depth of 10.0 km, the event was shallow crustal. The epicenter is at 52.550°, -171.704°. 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.
1 day ago 2026-05-18 23:22:46 UTC	2.1ml	1 km WSW of Pāhala, Hawaii 19.199°, -155.494°	33.1 km	-	-	-	✓ Reviewed	USGS →
This magnitude 2.1 event was detected 1 km WSW of Pāhala, Hawaii on May 18, 2026, with origin time 23:22 UTC. The event originated approximately 33.1 km below the surface, classifying it as shallow crustal. The epicenter is at 19.199°, -155.494°. 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.
1 day ago 2026-05-18 23:19:35 UTC	2.0ml	7 km S of Princeton, Canada 49.387°, -120.502°	-0.4 km	-	-	-	✓ Reviewed	USGS →
May 18, 2026 brought a magnitude 2.0 earthquake 7 km S of Princeton, Canada, logged at 23:19 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. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 49.387°N, -120.502°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.
1 day ago 2026-05-18 22:48:58 UTC	2.0ml	44 km NW of Toyah, Texas 31.620°, -104.095°	6.1 km	-	-	-	✓ Reviewed	USGS →
On May 18, 2026 at 22:48 UTC, a magnitude 2.0 earthquake struck 44 km NW of Toyah, Texas. Coming 3 hours after a magnitude 2.2 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The hypocenter lay at 6.1 km, placing this in the shallow crustal category. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 31.620°, -104.095°. 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.
1 day ago 2026-05-18 22:36:10 UTC	4.4mb	128 km SSE of Attu Station, Alaska 51.792°, 173.943°	10.0 km	-	-	-	✓ Reviewed	USGS →
May 18, 2026 brought a magnitude 4.4 earthquake 128 km SSE of Attu Station, Alaska, logged at 22:36 UTC. At a depth of 10.0 km, the event was shallow crustal. The epicenter is at 51.792°, 173.943°. 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.
1 day ago 2026-05-18 21:45:09 UTC	2.3ml	13 km NNW of Atka, Alaska 52.303°, -174.279°	14.6 km	-	-	-	✓ Reviewed	USGS →
This magnitude 2.3 event was detected 13 km NNW of Atka, Alaska on May 18, 2026, with origin time 21:45 UTC. The event originated approximately 14.6 km below the surface, classifying it as shallow crustal. Geolocation places the event at 52.303°N, -174.279°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.
1 day ago 2026-05-18 21:37:20 UTC	4.9mww	168 km E of Atka, Alaska 52.499°, -171.772°	10.0 km	-	III	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 4.9 earthquake 168 km E of Atka, Alaska at 21:37 UTC on May 18, 2026. Peak ground motion corresponded to MMI 3.9, classified as light shaking. 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. Coordinates: 52.499°, -171.772°. 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.
1 day ago 2026-05-18 21:26:20 UTC	2.5ml	107 km ESE of Akutan, Alaska 53.810°, -164.236°	35.0 km	-	-	-	✓ Reviewed	USGS →
May 18, 2026 brought a magnitude 2.5 earthquake 107 km ESE of Akutan, Alaska, logged at 21:26 UTC. This was a shallow crustal earthquake, focused at 35.0 km depth. The epicenter is at 53.810°, -164.236°. 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.
1 day ago 2026-05-18 20:35:47 UTC	2.2ml	1 km W of Cabazon, CA 33.916°, -116.799°	10.3 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 2.2 earthquake 1 km W of Cabazon, CA with origin time 20:35 UTC on May 18, 2026. The event originated approximately 10.3 km below the surface, classifying it as shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 33.916°, -116.799°. 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.
1 day ago 2026-05-18 20:22:43 UTC	2.9ml	57 km SE of Atka, Alaska 51.797°, -173.676°	2.3 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.9 seismic event took place 57 km SE of Atka, Alaska on May 18, 2026 at 20:22 UTC. At a depth of just 2.3 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 51.797°N, -173.676°E. 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.
1 day ago 2026-05-18 20:20:36 UTC	2.3ml	57 km SSW of Ugashik, Alaska 57.016°, -157.656°	1.7 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.3 seismic event took place 57 km SSW of Ugashik, Alaska on May 18, 2026 at 20:20 UTC. At a depth of just 1.7 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. The epicenter is at 57.016°, -157.656°. 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.
1 day ago 2026-05-18 19:47:25 UTC	2.2ml	30 km NW of Toyah, Texas 31.528°, -104.003°	7.2 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.2 seismic event took place 30 km NW of Toyah, Texas on May 18, 2026 at 19:47 UTC. In the 72 hours after this event, the USGS recorded 5 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. The event originated approximately 7.2 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 31.528°N, -104.003°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.
1 day ago 2026-05-18 19:46:24 UTC	2.8ml	82 km SSW of Adak, Alaska 51.179°, -177.066°	22.0 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.8 earthquake was recorded 82 km SSW of Adak, Alaska on May 18, 2026 at 19:46 UTC. This was a shallow crustal earthquake, focused at 22.0 km depth. Geolocation places the event at 51.179°N, -177.066°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.
1 day ago 2026-05-18 19:09:22 UTC	2.2ml	66 km E of Chignik, Alaska 56.395°, -157.340°	54.1 km	-	-	-	✓ Reviewed	USGS →
May 18, 2026 brought a magnitude 2.2 earthquake 66 km E of Chignik, Alaska, logged at 19:09 UTC. This was a shallow crustal earthquake, focused at 54.1 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 56.395°, -157.340°. 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.
1 day ago 2026-05-18 19:04:30 UTC	2.8ml	2 km ESE of Honaunau-Napoopoo, Hawaii 19.443°, -155.841°	5.9 km	-	-	-	✓ Reviewed	USGS →
On May 18, 2026 at 19:04 UTC, a magnitude 2.8 earthquake struck 2 km ESE of Honaunau-Napoopoo, Hawaii. The event originated approximately 5.9 km below the surface, classifying it as shallow crustal. The epicenter is at 19.443°, -155.841°. 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.
1 day ago 2026-05-18 18:50:00 UTC	5.3mb	Bouvet Island region -54.279°, -1.267°	10.0 km	-	-	-	✓ Reviewed	USGS →
A magnitude 5.3 earthquake was recorded in the Bouvet Island region on May 18, 2026 at 18:50 UTC. 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 -54.279°N, -1.267°E. 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.
1 day ago 2026-05-18 18:32:20 UTC	2.0ml	52 km NW of Toyah, Texas 31.629°, -104.203°	6.1 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.0 earthquake was recorded 52 km NW of Toyah, Texas on May 18, 2026 at 18:32 UTC. It arrived roughly 16 hours after a larger magnitude 2.1 mainshock in the same 20 km area, placing it within the typical aftershock window. At a depth of 6.1 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. The epicenter is at 31.629°, -104.203°. 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.
1 day ago 2026-05-18 18:28:03 UTC	2.4md	4 km NNE of Ponce, Puerto Rico 18.048°, -66.599°	17.4 km	-	-	-	✓ Reviewed	USGS →
On May 18, 2026, worldwide seismic activity registered a magnitude 2.4 earthquake 4 km NNE of Ponce, Puerto Rico at 18:28 UTC. This was a shallow crustal earthquake, focused at 17.4 km depth. Geolocation places the event at 18.048°N, -66.599°E. 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.
1 day ago 2026-05-18 18:08:16 UTC	2.4md	2 km ENE of Aromas, CA 36.897°, -121.620°	0.6 km	-	-	-	Auto	USGS →
At 18:08 UTC on May 18, 2026, a magnitude 2.4 tremor occurred 2 km ENE of Aromas, CA. At a depth of just 0.6 km, this was a very shallow event, close enough to the surface that modest magnitudes can produce significant local shaking. Coordinates: 36.897°, -121.620°. 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.
1 day ago 2026-05-18 18:06:04 UTC	4.5mb	86 km ESE of Pondaguitan, Philippines 6.079°, 126.903°	54.2 km	-	-	-	✓ Reviewed	USGS →
A magnitude 4.5 seismic event took place 86 km ESE of Pondaguitan, Philippines on May 18, 2026 at 18:06 UTC. The hypocenter lay at 54.2 km, placing this in the shallow crustal category. Coordinates: 6.079°, 126.903°. 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.
1 day ago 2026-05-18 18:02:51 UTC	2.1ml	1 km SSW of Bellflower, CA 33.870°, -118.125°	9.6 km	62	-	-	✓ Reviewed	USGS →
May 18, 2026 brought a magnitude 2.1 earthquake 1 km SSW of Bellflower, CA, logged at 18:02 UTC. Of every earthquake currently listed for worldwide seismic activity, this one generated the most felt reports from the public. 62 people reported feeling the earthquake via the USGS Did You Feel It? system. At a depth of 9.6 km, the event was shallow crustal. The epicenter is at 33.870°, -118.125°. 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.
1 day ago 2026-05-18 17:28:55 UTC	2.3ml	40 km SE of Goldfield, Nevada 37.435°, -116.936°	11.3 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.3 earthquake 40 km SE of Goldfield, Nevada at 17:28 UTC on May 18, 2026. This was a shallow crustal earthquake, focused at 11.3 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 37.435°N, -116.936°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.
1 day ago 2026-05-18 17:15:06 UTC	2.2md	26 km SE of Kettleman City, CA 35.825°, -119.791°	2.0 km	-	-	-	Auto	USGS →
On May 18, 2026, worldwide seismic activity registered a magnitude 2.2 earthquake 26 km SE of Kettleman City, CA at 17:15 UTC. It arrived roughly 1 hours after a larger magnitude 3.2 mainshock in the same 20 km area, placing it within the typical aftershock window. At a depth of just 2.0 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. The epicenter is at 35.825°, -119.791°. 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.
1 day ago 2026-05-18 17:07:20 UTC	2.1ml	16 km SSE of Silver Springs, Nevada 39.285°, -119.123°	7.0 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.1 earthquake 16 km SSE of Silver Springs, Nevada at 17:07 UTC on May 18, 2026. Coming 9 hours after a magnitude 2.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. At a depth of 7.0 km, the event was shallow crustal. Coordinates: 39.285°, -119.123°. 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.
1 day ago 2026-05-18 17:05:22 UTC	2.3ml	18 km SE of Silver Springs, Nevada 39.281°, -119.106°	9.0 km	-	-	-	✓ Reviewed	USGS →
On May 18, 2026, worldwide seismic activity registered a magnitude 2.3 earthquake 18 km SE of Silver Springs, Nevada at 17:05 UTC. Coming 9 hours after a magnitude 2.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. At a depth of 9.0 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 39.281°, -119.106°. 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.
1 day ago 2026-05-18 17:04:31 UTC	4.6mb	113 km E of Miyako, Japan 39.801°, 143.252°	35.0 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 4.6 earthquake 113 km E of Miyako, Japan came in on May 18, 2026 at 17:04 UTC. This was a shallow crustal earthquake, focused at 35.0 km depth. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Geolocation places the event at 39.801°N, 143.252°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.
1 day ago 2026-05-18 16:45:52 UTC	2.4ml	6 km E of Big Lake, Alaska 61.522°, -149.833°	33.7 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.4 earthquake 6 km E of Big Lake, Alaska at 16:45 UTC on May 18, 2026. At a depth of 33.7 km, the event was shallow crustal. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. The epicenter is at 61.522°, -149.833°. 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.
1 day ago 2026-05-18 16:26:49 UTC	2.0ml	12 km ESE of Whittier, Alaska 60.749°, -148.461°	15.5 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 2.0 earthquake 12 km ESE of Whittier, Alaska with origin time 16:26 UTC on May 18, 2026. The event originated approximately 15.5 km below the surface, classifying it as shallow crustal. Geolocation places the event at 60.749°N, -148.461°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.
2 days ago 2026-05-18 16:00:10 UTC	3.2ml	250 km ESE of Chiniak, Alaska 56.641°, -148.548°	18.3 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 3.2 earthquake 250 km ESE of Chiniak, Alaska with origin time 16:00 UTC on May 18, 2026. The event originated approximately 18.3 km below the surface, classifying it as shallow crustal. Geolocation places the event at 56.641°N, -148.548°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.
2 days ago 2026-05-18 15:54:36 UTC	3.2ml	29 km S of Kettleman City, CA 35.750°, -119.920°	9.6 km	2	-	-	Auto	USGS →
On May 18, 2026 at 15:54 UTC, a magnitude 3.2 earthquake struck 29 km S of Kettleman City, CA. A small number of nearby observers (2) submitted felt reports to the USGS. The hypocenter lay at 9.6 km, placing this in the shallow crustal category. The event was offshore — common for earthquakes along subduction zones and transform plate boundaries. Coordinates: 35.750°, -119.920°. The automatic solution is preliminary and may be refined as additional station data arrives. See the M3.2 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 May 18, 2026. 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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