Earthquakes on January 3, 2023
366
EARTHQUAKES on January 3, 2023
24-hour UTC period · USGS data
LARGEST: M5.6 — Balleny Islands region
10 km deep
Elevated activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
9
M4.0–4.9
47
M3.0–3.9
9
M2.0–2.9
86
M1.0–1.9
215
Activity Summary
366
Total earthquakes
~250
Daily average
Elevated
Activity level
9
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.6
Balleny Islands region
14:53 UTC · 10.0 km deep
5.5
central Mid-Atlantic Ridge
18:19 UTC · 10.0 km deep
Felt by 1
5.5
Balleny Islands region
13:09 UTC · 10.0 km deep
5.3
South Sandwich Islands region
21:52 UTC · 33.1 km deep
5.1
19 km ENE of Jayapura, Indonesia
12:55 UTC · 10.0 km deep
Felt by 3
5.1
33 km E of Loreto, Philippines
11:43 UTC · 57.0 km deep
5.1
86 km NE of Miyako, Japan
07:08 UTC · 35.0 km deep
Felt by 2
5.0
South Sandwich Islands region
23:58 UTC · 31.7 km deep
Earthquake Map — January 3, 2023
All Earthquakes — January 3, 2023
Showing 30 of 151 (filtered from 366)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2023-01-03 2023-01-03 23:58:40 UTC | 5.0mb | South Sandwich Islands region -57.745°, -25.175° | 31.7 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 5.0 earthquake in the South Sandwich Islands region came in on January 3, 2023 at 23:58 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.3 earthquake that occurred about 2 hours earlier. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 23:56:02 UTC | 2.1ml | 99 km SSE of Sand Point, Alaska 54.533°, -159.812° | 13.3 km | - | - | - | ✓ Reviewed | USGS → |
January 3, 2023 brought a magnitude 2.1 earthquake 99 km SSE of Sand Point, Alaska, logged at 23:56 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 23:46:01 UTC | 2.8ml | 325 km W of Adak, Alaska 51.584°, 178.689° | 69.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.8 earthquake 325 km W of Adak, Alaska with origin time 23:46 UTC on January 3, 2023. It arrived roughly 21 hours after a larger magnitude 2.9 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 23:31:51 UTC | 4.4mb | western Uzbekistan 42.411°, 64.446° | 9.9 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.4 earthquake near western Uzbekistan came in on January 3, 2023 at 23:31 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 23:15:47 UTC | 2.1ml | 113 km SSE of Sand Point, Alaska 54.389°, -159.854° | 18.6 km | - | - | - | ✓ Reviewed | USGS → |
On January 3, 2023 at 23:15 UTC, a magnitude 2.1 earthquake struck 113 km SSE of Sand Point, Alaska. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 23:15:43 UTC | 2.8ml | 267 km WSW of Adak, Alaska 51.391°, 179.591° | 56.5 km | - | - | - | ✓ Reviewed | USGS → |
On January 3, 2023, worldwide seismic activity registered a magnitude 2.8 earthquake 267 km WSW of Adak, Alaska at 23:15 UTC. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 23:10:43 UTC | 2.8md | 5km NNW of Indian Falls, CA 40.096°, -121.000° | 8.0 km | 2 | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.8 earthquake 5km NNW of Indian Falls, CA came in on January 3, 2023 at 23:10 UTC. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 23:10:37 UTC | 4.4mb | 96 km SE of Atlasovo, Russia 54.892°, 160.494° | 128.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.4 seismic event took place 96 km SE of Atlasovo, Russia on January 3, 2023 at 23:10 UTC. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 22:53:59 UTC | 2.1ml | 14 km NW of Nikiski, Alaska 60.775°, -151.495° | 70.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.1 earthquake was recorded 14 km NW of Nikiski, Alaska on January 3, 2023 at 22:53 UTC. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 22:51:44 UTC | 3.1md | 46 km NW of Aguadilla, Puerto Rico 18.724°, -67.468° | 9.7 km | 1 | - | - | ✓ Reviewed | USGS → |
A magnitude 3.1 earthquake was recorded 46 km NW of Aguadilla, Puerto Rico on January 3, 2023 at 22:51 UTC. The event was offshore. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 22:36:47 UTC | 2.5ml | 2 km NNW of Benson, Utah 41.805°, -111.936° | 8.3 km | 21 | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.5 earthquake 2 km NNW of Benson, Utah at 22:36 UTC on January 3, 2023. Coming 1 hours after a magnitude 3.2 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 22:33:13 UTC | 4.3mb | South Sandwich Islands region -57.621°, -25.061° | 24.6 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.3 event was detected in the South Sandwich Islands region on January 3, 2023, with origin time 22:33 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 22:30:32 UTC | 4.6mb | South Sandwich Islands region -58.585°, -25.140° | 30.1 km | - | - | - | ✓ Reviewed | USGS → |
On January 3, 2023, worldwide seismic activity registered a magnitude 4.6 earthquake in the South Sandwich Islands region at 22:30 UTC. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 22:23:50 UTC | 4.1mb | South Sandwich Islands region -57.533°, -24.712° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On January 3, 2023 at 22:23 UTC, a magnitude 4.1 earthquake struck in the South Sandwich Islands region. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 22:20:56 UTC | 4.2mb | Salta, Argentina -24.113°, -66.808° | 199.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.2 earthquake near Salta, Argentina with origin time 22:20 UTC on January 3, 2023. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 22:16:06 UTC | 2.4md | 4 km ESE of La Parguera, Puerto Rico 17.961°, -67.008° | 8.9 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.4 event was detected 4 km ESE of La Parguera, Puerto Rico on January 3, 2023, with origin time 22:16 UTC. It arrived roughly 20 hours after a larger magnitude 2.6 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 22:15:37 UTC | 2.4ml | 9 km ENE of P?hala, Hawaii 19.230°, -155.393° | 31.3 km | - | - | - | Auto | USGS → |
Reports of a magnitude 2.4 earthquake 9 km ENE of P?hala, Hawaii came in on January 3, 2023 at 22:15 UTC. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 22:06:01 UTC | 2.6ml | 56 km N of Adak, Alaska 52.374°, -176.506° | 204.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.6 earthquake 56 km N of Adak, Alaska at 22:06 UTC on January 3, 2023. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 21:52:08 UTC | 5.3mww | South Sandwich Islands region -57.745°, -25.379° | 33.1 km | - | III | green | ✓ Reviewed | USGS → |
On January 3, 2023, worldwide seismic activity registered a magnitude 5.3 earthquake in the South Sandwich Islands region at 21:52 UTC. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. See the M5.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 21:44:30 UTC | 3.2ml | 1 km NE of Benson, Utah 41.794°, -111.920° | 0.8 km | 332 | III | - | ✓ Reviewed | USGS → |
On January 3, 2023 at 21:44 UTC, a magnitude 3.2 earthquake struck 1 km NE of Benson, Utah. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 21:43:23 UTC | 2.9md | 51 km NW of San Antonio, Puerto Rico 18.831°, -67.430° | 5.2 km | - | - | - | ✓ Reviewed | USGS → |
On January 3, 2023 at 21:43 UTC, a magnitude 2.9 earthquake struck 51 km NW of San Antonio, Puerto Rico. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 21:42:33 UTC | 4.2mb | 48 km S of Koróni, Greece 36.359°, 21.946° | 20.5 km | - | - | - | ✓ Reviewed | USGS → |
On January 3, 2023, worldwide seismic activity registered a magnitude 4.2 earthquake 48 km S of Koróni, Greece at 21:42 UTC. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 21:36:12 UTC | 2.5ml | 13km WSW of Delta, B.C., MX 32.325°, -115.331° | 18.2 km | - | - | - | ✓ Reviewed | USGS → |
At 21:36 UTC on January 3, 2023, a magnitude 2.5 tremor occurred 13km WSW of Delta, B.C., MX. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 21:33:40 UTC | 2.1ml | 46 km NW of Toyah, Texas 31.625°, -104.118° | 6.1 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.1 earthquake 46 km NW of Toyah, Texas with origin time 21:33 UTC on January 3, 2023. It arrived roughly 1 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 M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 21:27:27 UTC | 2.7ml | 46 km NW of Toyah, Texas 31.624°, -104.120° | 6.1 km | 1 | - | - | ✓ Reviewed | USGS → |
A magnitude 2.7 seismic event took place 46 km NW of Toyah, Texas on January 3, 2023 at 21:27 UTC. In the 72 hours after this event, the USGS recorded 3 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 21:20:26 UTC | 4.4mb | Solomon Islands -9.012°, 158.091° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
January 3, 2023 brought a magnitude 4.4 earthquake near Solomon Islands, logged at 21:20 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 21:11:25 UTC | 2.4ml | 11 km ESE of P?hala, Hawaii 19.160°, -155.378° | 30.2 km | - | - | - | Auto | USGS → |
At 21:11 UTC on January 3, 2023, a magnitude 2.4 tremor occurred 11 km ESE of P?hala, Hawaii. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-01-03 2023-01-03 21:04:50 UTC | 2.2ml | 144 km SSE of False Pass, Alaska 53.626°, -162.681° | 12.5 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.2 event was detected 144 km SSE of False Pass, Alaska on January 3, 2023, with origin time 21:04 UTC. Coming 3 hours after a magnitude 2.8 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. | ||||||||
2023-01-03 2023-01-03 21:02:04 UTC | 2.1md | 2km NNW of The Geysers, CA 38.796°, -122.765° | 1.0 km | 3 | - | - | ✓ Reviewed | USGS → |
On January 3, 2023 at 21:02 UTC, a magnitude 2.1 earthquake struck 2km NNW of The Geysers, CA. Coming 1 hours after a magnitude 2.4 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. 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. | ||||||||
2023-01-03 2023-01-03 21:01:52 UTC | 2.4md | 2km NNW of The Geysers, CA 38.794°, -122.764° | 0.8 km | - | - | - | ✓ Reviewed | USGS → |
On January 3, 2023, worldwide seismic activity registered a magnitude 2.4 earthquake 2km NNW of The Geysers, CA at 21:01 UTC. In the 72 hours after this event, the USGS recorded 3 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M2.4 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 January 3, 2023. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.