Earthquakes on December 17, 2023
256
EARTHQUAKES on December 17, 2023
24-hour UTC period · USGS data
8 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
2
M4.0–4.9
40
M3.0–3.9
10
M2.0–2.9
53
M1.0–1.9
151
Activity Summary
256
Total earthquakes
~250
Daily average
Normal
Activity level
2
M5.0+ events
Geographic Breakdown
By US State
Significant Earthquakes (M4.5+)
5.6
132 km E of Tadine, New Caledonia
07:37 UTC · 8.0 km deep
5.1
56 km WNW of Abepura, Indonesia
14:27 UTC · 10.0 km deep
4.9
southern Mid-Atlantic Ridge
19:59 UTC · 10.0 km deep
4.9
154 km NNW of Las Khorey, Somalia
11:49 UTC · 10.0 km deep
4.9
64 km ENE of Kinablangan, Philippines
10:58 UTC · 59.1 km deep
Felt by 1
4.7
131 km SW of Hanceville, Canada
23:23 UTC · 10.0 km deep
Felt by 100
4.7
4 km SE of Fujioka, Japan
05:11 UTC · 77.9 km deep
Felt by 24
4.6
Maug Islands region, Northern Mariana Islands
22:26 UTC · 189.3 km deep
Earthquake Map — December 17, 2023
All Earthquakes — December 17, 2023
Showing 30 of 105 (filtered from 256)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2023-12-17 2023-12-17 23:38:41 UTC | 3.6mb | 135 km ESE of Nikolski, Alaska 52.620°, -166.920° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 23:38 UTC on December 17, 2023, a magnitude 3.6 tremor occurred 135 km ESE of Nikolski, Alaska. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 23:23:15 UTC | 4.7mwr | 131 km SW of Hanceville, Canada 51.096°, -124.397° | 10.0 km | 100 | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.7 earthquake 131 km SW of Hanceville, Canada at 23:23 UTC on December 17, 2023. The event was offshore. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 23:21:53 UTC | 2.8ml | 135 km ESE of Nikolski, Alaska 52.613°, -166.925° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.8 seismic event took place 135 km ESE of Nikolski, Alaska on December 17, 2023 at 23:21 UTC. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 23:13:51 UTC | 3.6ml | 14 km ENE of Wright, Wyoming 43.805°, -105.333° | 0.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 3.6 earthquake 14 km ENE of Wright, Wyoming at 23:13 UTC on December 17, 2023. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 23:04:49 UTC | 2.0ml | 18 km S of Lindsay, Texas 31.206°, -103.547° | 5.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 seismic event took place 18 km S of Lindsay, Texas on December 17, 2023 at 23:04 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 22:59:16 UTC | 2.9ml | 116 km ESE of Adak, Alaska 51.325°, -175.195° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 22:59 UTC on December 17, 2023, a magnitude 2.9 tremor occurred 116 km ESE of Adak, Alaska. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 22:56:48 UTC | 2.9ml | 37 km NNW of Toyah, Texas 31.610°, -103.976° | 8.5 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.9 earthquake 37 km NNW of Toyah, Texas at 22:56 UTC on December 17, 2023. This event falls inside the aftershock decay of a nearby magnitude 3.9 earthquake that occurred about 3 hours earlier. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 22:50:55 UTC | 2.1ml | 40 km NNE of Chickaloon, Alaska 62.121°, -148.094° | 23.5 km | - | - | - | ✓ Reviewed | USGS → |
December 17, 2023 brought a magnitude 2.1 earthquake 40 km NNE of Chickaloon, Alaska, logged at 22:50 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 22:38:17 UTC | 2.7ml | 160 km S of False Pass, Alaska 53.415°, -163.516° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.7 earthquake 160 km S of False Pass, Alaska came in on December 17, 2023 at 22:38 UTC. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 22:31:46 UTC | 2.5ml | 64 km N of Petersville, Alaska 63.077°, -150.840° | 122.3 km | 1 | - | - | ✓ Reviewed | USGS → |
This magnitude 2.5 event was detected 64 km N of Petersville, Alaska on December 17, 2023, with origin time 22:31 UTC. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 22:26:58 UTC | 4.6mb | Maug Islands region, Northern Mariana Islands 19.080°, 145.393° | 189.3 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.6 earthquake in the Maug Islands region, Northern Mariana Islands came in on December 17, 2023 at 22:26 UTC. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 22:18:16 UTC | 2.0ml | 44 km NNE of Stanley, Idaho 44.599°, -114.789° | 6.4 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.0 earthquake 44 km NNE of Stanley, Idaho at 22:18 UTC on December 17, 2023. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 22:15:51 UTC | 4.2mb | 25 km NW of Erzincan, Turkey 39.911°, 39.290° | 10.0 km | 3 | - | - | ✓ Reviewed | USGS → |
On December 17, 2023, worldwide seismic activity registered a magnitude 4.2 earthquake 25 km NW of Erzincan, Turkey at 22:15 UTC. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 22:14:56 UTC | 2.8ml | 192 km SSE of Unalaska, Alaska 52.214°, -165.729° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
December 17, 2023 brought a magnitude 2.8 earthquake 192 km SSE of Unalaska, Alaska, logged at 22:14 UTC. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 22:08:14 UTC | 2.2ml | 36 km NNW of Toyah, Texas 31.608°, -103.979° | 7.2 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.2 event was detected 36 km NNW of Toyah, Texas on December 17, 2023, with origin time 22:08 UTC. Coming 3 hours after a magnitude 3.9 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. | ||||||||
2023-12-17 2023-12-17 22:01:13 UTC | 4.6mb | Reykjanes Ridge 57.853°, -32.756° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.6 seismic event took place near Reykjanes Ridge on December 17, 2023 at 22:01 UTC. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 21:28:14 UTC | 4.6mb | 99 km WSW of Buala, Solomon Islands -8.366°, 158.716° | 118.3 km | - | - | - | ✓ Reviewed | USGS → |
December 17, 2023 brought a magnitude 4.6 earthquake 99 km WSW of Buala, Solomon Islands, logged at 21:28 UTC. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 21:16:16 UTC | 4.4mb | 55 km ENE of Barcelona, Philippines 8.386°, 126.885° | 35.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.4 seismic event took place 55 km ENE of Barcelona, Philippines on December 17, 2023 at 21:16 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 20:56:13 UTC | 2.0ml | 36 km WSW of Mentone, Texas 31.618°, -103.970° | 6.8 km | - | - | - | ✓ Reviewed | USGS → |
December 17, 2023 brought a magnitude 2.0 earthquake 36 km WSW of Mentone, Texas, logged at 20:56 UTC. It arrived roughly 1 hours after a larger magnitude 3.9 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 20:53:53 UTC | 4.2mb | 10 km NNW of Çınarcık, Turkey 40.730°, 29.059° | 12.4 km | 38 | - | - | ✓ Reviewed | USGS → |
At 20:53 UTC on December 17, 2023, a magnitude 4.2 tremor occurred 10 km NNW of Çınarcık, Turkey. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 20:33:09 UTC | 4.6mb | 61 km E of Aras-asan, Philippines 8.890°, 126.870° | 26.3 km | - | - | - | ✓ Reviewed | USGS → |
On December 17, 2023 at 20:33 UTC, a magnitude 4.6 earthquake struck 61 km E of Aras-asan, Philippines. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 20:32:04 UTC | 4.2mb | 70 km ENE of Aras-asan, Philippines 9.047°, 126.930° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.2 earthquake 70 km ENE of Aras-asan, Philippines at 20:32 UTC on December 17, 2023. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 20:28:32 UTC | 2.8ml | 139 km SW of Nikolski, Alaska 52.157°, -170.463° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On December 17, 2023 at 20:28 UTC, a magnitude 2.8 earthquake struck 139 km SW of Nikolski, Alaska. It arrived roughly 1 hours after a larger magnitude 3.1 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. | ||||||||
2023-12-17 2023-12-17 20:19:14 UTC | 4.0mb | 93 km NNW of Saint-Boniface, Canada 47.208°, -76.653° | 9.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.0 earthquake was recorded 93 km NNW of Saint-Boniface, Canada on December 17, 2023 at 20:19 UTC. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 20:07:53 UTC | 2.0ml | 44 km SSW of King Cove, Alaska 54.711°, -162.639° | 61.9 km | - | - | - | ✓ Reviewed | USGS → |
On December 17, 2023 at 20:07 UTC, a magnitude 2.0 earthquake struck 44 km SSW of King Cove, Alaska. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 19:59:18 UTC | 4.9mb | southern Mid-Atlantic Ridge -53.542°, -3.712° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.9 earthquake near southern Mid-Atlantic Ridge with origin time 19:59 UTC on December 17, 2023. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 19:37:28 UTC | 4.1mb | 56 km NW of Türkmenbaşy, Turkmenistan 40.329°, 52.428° | 45.4 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.1 earthquake 56 km NW of Türkmenbaşy, Turkmenistan came in on December 17, 2023 at 19:37 UTC. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 19:34:55 UTC | 3.9ml | 36 km WSW of Mentone, Texas 31.618°, -103.968° | 6.7 km | 1 | IV | - | ✓ Reviewed | USGS → |
On December 17, 2023, worldwide seismic activity registered a magnitude 3.9 earthquake 36 km WSW of Mentone, Texas at 19:34 UTC. In the 72 hours after this event, the USGS recorded 9 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M3.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 19:29:44 UTC | 3.1ml | 140 km SW of Nikolski, Alaska 52.149°, -170.480° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
December 17, 2023 brought a magnitude 3.1 earthquake 140 km SW of Nikolski, Alaska, logged at 19:29 UTC. The event was offshore. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-12-17 2023-12-17 18:50:19 UTC | 2.9md | 150 km W of Trinidad, CA 41.294°, -125.907° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.9 earthquake 150 km W of Trinidad, CA with origin time 18:50 UTC on December 17, 2023. The event was offshore. See the M2.9 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 December 17, 2023. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.