Time ↓	Mag ↕	Location ↕	Depth ↕	Felt ↕	MMI	Alert	Status	Details
2023-02-20 2023-02-20 23:49:46 UTC	2.1ml	7 km SW of Cornwall, Canada 44.959°, -74.785°	10.0 km	10	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 2.1 earthquake 7 km SW of Cornwall, Canada with origin time 23:49 UTC on February 20, 2023. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 23:21:47 UTC	4.3mb	Bonin Islands, Japan region 27.137°, 143.364°	10.0 km	-	-	-	✓ Reviewed	USGS →
This magnitude 4.3 event was detected in the Bonin Islands, Japan region on February 20, 2023, with origin time 23:21 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 23:21:14 UTC	4.3mwr	8 km NW of Nurhak, Turkey 38.017°, 37.370°	10.0 km	1	-	-	✓ Reviewed	USGS →
Reports of a magnitude 4.3 earthquake 8 km NW of Nurhak, Turkey came in on February 20, 2023 at 23:21 UTC. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 23:19:03 UTC	2.3ml	western Texas 31.118°, -103.693°	5.8 km	-	-	-	✓ Reviewed	USGS →
This magnitude 2.3 event was detected near western Texas on February 20, 2023, with origin time 23:19 UTC. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 23:18:43 UTC	2.0ml	3 km WNW of Gorst, Washington 47.538°, -122.749°	-0.2 km	-	-	-	✓ Reviewed	USGS →
On February 20, 2023 at 23:18 UTC, a magnitude 2.0 earthquake struck 3 km WNW of Gorst, Washington. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 22:56:53 UTC	4.0mb	Near the coast of Syria 35.953°, 35.945°	10.0 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 4.0 earthquake near Near the coast of Syria came in on February 20, 2023 at 22:56 UTC. Coming 4 hours after a magnitude 4.2 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 22:49:03 UTC	2.0ml	15 km NE of Hermleigh, Texas 32.753°, -100.664°	7.6 km	-	-	-	✓ Reviewed	USGS →
On February 20, 2023, worldwide seismic activity registered a magnitude 2.0 earthquake 15 km NE of Hermleigh, Texas at 22:49 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.7 earthquake that occurred about 21 hours earlier. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 22:39:26 UTC	4.3mb	42 km SW of Angoram, Papua New Guinea -4.371°, 143.841°	125.7 km	-	-	-	✓ Reviewed	USGS →
A magnitude 4.3 seismic event took place 42 km SW of Angoram, Papua New Guinea on February 20, 2023 at 22:39 UTC. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 22:21:19 UTC	4.3mb	68 km SSW of Sofifi, Indonesia 0.168°, 127.308°	149.9 km	-	-	-	✓ Reviewed	USGS →
February 20, 2023 brought a magnitude 4.3 earthquake 68 km SSW of Sofifi, Indonesia, logged at 22:21 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 22:11:55 UTC	4.2mb	143 km NNE of Hirara, Japan 26.066°, 125.618°	114.0 km	-	-	-	✓ Reviewed	USGS →
At 22:11 UTC on February 20, 2023, a magnitude 4.2 tremor occurred 143 km NNE of Hirara, Japan. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 22:09:47 UTC	2.1ml	14 km S of Princeton, Canada 49.333°, -120.484°	-0.5 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.1 seismic event took place 14 km S of Princeton, Canada on February 20, 2023 at 22:09 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 21:53:56 UTC	4.2mb	79 km SSE of Modisi, Indonesia -0.243°, 124.605°	75.1 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 4.2 earthquake 79 km SSE of Modisi, Indonesia at 21:53 UTC on February 20, 2023. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 21:31:00 UTC	4.3mb	297 km NW of Houma, Tonga -19.260°, -177.303°	595.8 km	-	-	-	✓ Reviewed	USGS →
On February 20, 2023 at 21:31 UTC, a magnitude 4.3 earthquake struck 297 km NW of Houma, Tonga. This is the deepest earthquake in the current dataset — a deep-focus event. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 21:24:00 UTC	2.6ml	74 km WSW of Inuvik, Canada 68.189°, -135.476°	15.9 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 2.6 earthquake 74 km WSW of Inuvik, Canada at 21:24 UTC on February 20, 2023. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 21:22:22 UTC	4.2mb	94 km N of Rabaul, Papua New Guinea -3.361°, 152.001°	317.9 km	-	-	-	✓ Reviewed	USGS →
This magnitude 4.2 event was detected 94 km N of Rabaul, Papua New Guinea on February 20, 2023, with origin time 21:22 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 20:46:44 UTC	2.4ml	10 km ENE of P?hala, Hawaii 19.258°, -155.393°	33.2 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.4 earthquake was recorded 10 km ENE of P?hala, Hawaii on February 20, 2023 at 20:46 UTC. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 20:42:29 UTC	2.3ml	29 km N of Chignik Lagoon, Alaska 56.574°, -158.497°	97.1 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 2.3 earthquake 29 km N of Chignik Lagoon, Alaska came in on February 20, 2023 at 20:42 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 20:33:42 UTC	2.2md	4 km E of Hormigueros, Puerto Rico 18.141°, -67.087°	22.8 km	-	-	-	✓ Reviewed	USGS →
At 20:33 UTC on February 20, 2023, a magnitude 2.2 tremor occurred 4 km E of Hormigueros, Puerto Rico. It arrived roughly 14 hours after a larger magnitude 2.7 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 20:13:51 UTC	4.8mb	southern Sumatra, Indonesia -4.280°, 102.192°	55.0 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 4.8 earthquake near southern Sumatra, Indonesia came in on February 20, 2023 at 20:13 UTC. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 20:13:26 UTC	3.5ml	14 km E of Wright, Wyoming 43.738°, -105.312°	0.0 km	-	-	-	✓ Reviewed	USGS →
Seismographs logged a magnitude 3.5 earthquake 14 km E of Wright, Wyoming with origin time 20:13 UTC on February 20, 2023. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M3.5 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 20:11:38 UTC	2.2ml	97 km SSE of Sand Point, Alaska 54.567°, -159.780°	25.6 km	-	-	-	✓ Reviewed	USGS →
This magnitude 2.2 event was detected 97 km SSE of Sand Point, Alaska on February 20, 2023, with origin time 20:11 UTC. Coming 1 hours after a magnitude 2.3 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 19:40:48 UTC	4.2mb	Pagan region, Northern Mariana Islands 18.342°, 146.754°	41.0 km	-	-	-	✓ Reviewed	USGS →
Reports of a magnitude 4.2 earthquake in the Pagan region, Northern Mariana Islands came in on February 20, 2023 at 19:40 UTC. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 19:33:38 UTC	2.3md	4 km WSW of Guánica, Puerto Rico 17.953°, -66.949°	10.7 km	-	-	-	✓ Reviewed	USGS →
A magnitude 2.3 seismic event took place 4 km WSW of Guánica, Puerto Rico on February 20, 2023 at 19:33 UTC. It arrived roughly 13 hours after a larger magnitude 2.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 19:29:13 UTC	2.3ml	107 km SSE of Sand Point, Alaska 54.481°, -159.711°	20.3 km	-	-	-	✓ Reviewed	USGS →
February 20, 2023 brought a magnitude 2.3 earthquake 107 km SSE of Sand Point, Alaska, logged at 19:29 UTC. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 19:19:23 UTC	4.9mb	south of Panama 4.657°, -82.777°	10.0 km	-	-	-	✓ Reviewed	USGS →
This magnitude 4.9 event was detected south of Panama on February 20, 2023, with origin time 19:19 UTC. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 19:09:20 UTC	4.2mb	2 km WSW of Kuzeytepe, Turkey 36.257°, 36.127°	10.0 km	1	-	-	✓ Reviewed	USGS →
A magnitude 4.2 seismic event took place 2 km WSW of Kuzeytepe, Turkey on February 20, 2023 at 19:09 UTC. Coming 2 hours after a magnitude 6.3 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 19:00:14 UTC	4.2mb	5 km SW of Uzunba?, Turkey 36.105°, 35.991°	10.0 km	-	-	-	✓ Reviewed	USGS →
February 20, 2023 brought a magnitude 4.2 earthquake 5 km SW of Uzunba?, Turkey, logged at 19:00 UTC. It arrived roughly 2 hours after a larger magnitude 6.3 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 18:46:32 UTC	3.2mb	130 km WNW of Attu Station, Alaska 53.429°, 171.498°	35.0 km	-	-	-	✓ Reviewed	USGS →
The USGS recorded this magnitude 3.2 earthquake 130 km WNW of Attu Station, Alaska at 18:46 UTC on February 20, 2023. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 18:43:34 UTC	2.1ml	11 km SSE of Skwentna, Alaska 61.896°, -151.333°	80.6 km	-	-	-	✓ Reviewed	USGS →
On February 20, 2023, worldwide seismic activity registered a magnitude 2.1 earthquake 11 km SSE of Skwentna, Alaska at 18:43 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data.
2023-02-20 2023-02-20 18:42:29 UTC	3.9mb	Rat Islands, Aleutian Islands, Alaska 51.918°, 178.091°	155.6 km	-	-	-	✓ Reviewed	USGS →
February 20, 2023 brought a magnitude 3.9 earthquake near Rat Islands, Aleutian Islands, Alaska, logged at 18:42 UTC. See the M3.9 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 February 20, 2023. 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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