Earthquakes on December 17, 2022
283
EARTHQUAKES on December 17, 2022
24-hour UTC period · USGS data
LARGEST: M5.6 — 25 km ESE of Miyazaki, Japan
30 km deep · 11 people felt it
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
4
M4.0–4.9
35
M3.0–3.9
11
M2.0–2.9
60
M1.0–1.9
173
Activity Summary
283
Total earthquakes
~250
Daily average
Normal
Activity level
4
M5.0+ events
Significant Earthquakes (M4.5+)
5.6
25 km ESE of Miyazaki, Japan
18:06 UTC · 30.0 km deep
Felt by 11
5.3
43 km NW of Valdez, Ecuador
09:46 UTC · 12.7 km deep
Felt by 3
5.1
265 km WNW of Fajã da Ovelha, Portugal
12:44 UTC · 10.0 km deep
5.0
Reykjanes Ridge
21:45 UTC · 10.0 km deep
4.8
263 km SSW of Tambolaka, Indonesia
18:28 UTC · 18.3 km deep
4.8
19 km SW of Miyazaki, Japan
18:07 UTC · 79.9 km deep
4.8
South Sandwich Islands region
17:00 UTC · 43.5 km deep
4.8
137 km ENE of Tobelo, Indonesia
10:07 UTC · 10.0 km deep
Earthquake Map — December 17, 2022
All Earthquakes — December 17, 2022
Showing 30 of 110 (filtered from 283)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2022-12-17 2022-12-17 22:10:53 UTC | 4.4mb | 165 km ENE of Tobelo, Indonesia 2.327°, 129.378° | 9.9 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.4 earthquake 165 km ENE of Tobelo, Indonesia with origin time 22:10 UTC on December 17, 2022. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 21:58:13 UTC | 4.5mb | 38 km NW of Finschhafen, Papua New Guinea -6.294°, 147.615° | 58.7 km | - | - | - | ✓ Reviewed | USGS → |
At 21:58 UTC on December 17, 2022, a magnitude 4.5 tremor occurred 38 km NW of Finschhafen, Papua New Guinea. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 21:51:15 UTC | 2.5md | 36km WNW of Petrolia, CA 40.402°, -124.694° | 23.2 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.5 seismic event took place 36km WNW of Petrolia, CA on December 17, 2022 at 21:51 UTC. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 21:48:55 UTC | 4.6mb | Reykjanes Ridge 53.876°, -35.221° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.6 earthquake was recorded near Reykjanes Ridge on December 17, 2022 at 21:48 UTC. Coming 1 hours after a magnitude 5.0 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 21:45:36 UTC | 5.0mb | Reykjanes Ridge 53.916°, -35.209° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On December 17, 2022, worldwide seismic activity registered a magnitude 5.0 earthquake near Reykjanes Ridge at 21:45 UTC. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 20:59:04 UTC | 2.1md | 8 km E of P?hala, Hawaii 19.192°, -155.399° | 30.4 km | - | - | - | Auto | USGS → |
A magnitude 2.1 earthquake was recorded 8 km E of P?hala, Hawaii on December 17, 2022 at 20:59 UTC. Coming 4 hours after a magnitude 2.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 20:57:08 UTC | 2.4ml | 37 km NW of Ninilchik, Alaska 60.264°, -152.200° | 75.0 km | - | - | - | ✓ Reviewed | USGS → |
On December 17, 2022 at 20:57 UTC, a magnitude 2.4 earthquake struck 37 km NW of Ninilchik, Alaska. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 20:36:59 UTC | 3.6ml | 16 km S of La Romana, Dominican Republic 18.279°, -69.002° | 137.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.6 earthquake was recorded 16 km S of La Romana, Dominican Republic on December 17, 2022 at 20:36 UTC. The event was offshore. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 20:34:09 UTC | 2.3ml | 96 km W of Adak, Alaska 51.857°, -178.038° | 3.2 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.3 earthquake 96 km W of Adak, Alaska at 20:34 UTC on December 17, 2022. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 20:05:41 UTC | 3.9mb | 198 km ESE of Labasa, Fiji -17.269°, -178.984° | 511.0 km | - | - | - | ✓ Reviewed | USGS → |
December 17, 2022 brought a magnitude 3.9 earthquake 198 km ESE of Labasa, Fiji, logged at 20:05 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M3.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 19:55:41 UTC | 4.4mb | 61 km S of Pagar Alam, Indonesia -4.570°, 103.158° | 95.7 km | - | - | - | ✓ Reviewed | USGS → |
On December 17, 2022, worldwide seismic activity registered a magnitude 4.4 earthquake 61 km S of Pagar Alam, Indonesia at 19:55 UTC. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 19:45:35 UTC | 4.4mb | 4 km NNW of Piti Village, Guam 13.501°, 144.672° | 110.9 km | - | - | - | ✓ Reviewed | USGS → |
At 19:45 UTC on December 17, 2022, a magnitude 4.4 tremor occurred 4 km NNW of Piti Village, Guam. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 19:39:51 UTC | 4.2mb | 139 km ENE of Tobelo, Indonesia 2.203°, 129.167° | 9.9 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.2 earthquake 139 km ENE of Tobelo, Indonesia with origin time 19:39 UTC on December 17, 2022. Coming 10 hours after a magnitude 4.8 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. | ||||||||
2022-12-17 2022-12-17 19:15:33 UTC | 2.9ml | 96 km SE of Adak, Alaska 51.286°, -175.602° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On December 17, 2022 at 19:15 UTC, a magnitude 2.9 earthquake struck 96 km SE of Adak, Alaska. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 19:08:48 UTC | 2.0ml | 35 km NW of Stanley, Idaho 44.472°, -115.204° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.0 earthquake 35 km NW of Stanley, Idaho at 19:08 UTC on December 17, 2022. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 19:05:33 UTC | 3.1ml | 18 km NE of Wright, Wyoming 43.863°, -105.325° | 0.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.1 seismic event took place 18 km NE of Wright, Wyoming on December 17, 2022 at 19:05 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 18:58:59 UTC | 4.3mb | 209 km ENE of Levuka, Fiji -17.639°, -178.759° | 533.1 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.3 earthquake 209 km ENE of Levuka, Fiji came in on December 17, 2022 at 18:58 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 18:28:26 UTC | 4.8mb | 263 km SSW of Tambolaka, Indonesia -11.427°, 117.920° | 18.3 km | - | - | - | ✓ Reviewed | USGS → |
At 18:28 UTC on December 17, 2022, a magnitude 4.8 tremor occurred 263 km SSW of Tambolaka, Indonesia. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 18:17:07 UTC | 2.3md | 3 km ESE of Las Marías, Puerto Rico 18.241°, -66.965° | 16.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.3 event was detected 3 km ESE of Las Marías, Puerto Rico on December 17, 2022, with origin time 18:17 UTC. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 18:10:10 UTC | 2.9ml | 53 km NNE of Petersville, Alaska 62.956°, -150.434° | 104.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.9 earthquake was recorded 53 km NNE of Petersville, Alaska on December 17, 2022 at 18:10 UTC. It arrived roughly 9 hours after a larger magnitude 3.1 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 18:07:57 UTC | 4.8mb | 19 km SW of Miyazaki, Japan 31.771°, 131.292° | 79.9 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.8 earthquake 19 km SW of Miyazaki, Japan at 18:07 UTC on December 17, 2022. The event was offshore. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 18:06:02 UTC | 5.6mww | 25 km ESE of Miyazaki, Japan 31.796°, 131.643° | 30.0 km | 11 | IV | green | ✓ Reviewed | USGS → |
On December 17, 2022 at 18:06 UTC, a magnitude 5.6 earthquake struck 25 km ESE of Miyazaki, Japan. 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 December 17, 2022. See the M5.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 17:56:52 UTC | 2.0md | 6 km ESE of La Parguera, Puerto Rico 17.962°, -66.991° | 11.2 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.0 earthquake 6 km ESE of La Parguera, Puerto Rico with origin time 17:56 UTC on December 17, 2022. It arrived roughly 17 hours after a larger magnitude 3.3 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. | ||||||||
2022-12-17 2022-12-17 17:02:01 UTC | 2.7ml | 3 km WSW of Pāhala, Hawaii 19.189°, -155.507° | 35.7 km | 1 | - | - | ✓ Reviewed | USGS → |
December 17, 2022 brought a magnitude 2.7 earthquake 3 km WSW of Pāhala, Hawaii, logged at 17:02 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. | ||||||||
2022-12-17 2022-12-17 17:00:36 UTC | 2.9ml | 130 km WSW of Adak, Alaska 51.368°, -178.329° | 13.2 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.9 earthquake 130 km WSW of Adak, Alaska with origin time 17:00 UTC on December 17, 2022. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 17:00:31 UTC | 4.8mb | South Sandwich Islands region -59.928°, -26.175° | 43.5 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.8 event was detected in the South Sandwich Islands region on December 17, 2022, with origin time 17:00 UTC. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 16:50:37 UTC | 4.7mb | 136 km SSW of Chirilagua, El Salvador 12.041°, -88.504° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
December 17, 2022 brought a magnitude 4.7 earthquake 136 km SSW of Chirilagua, El Salvador, logged at 16:50 UTC. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 16:41:00 UTC | 2.1ml | 5 km NNW of Petersville, Alaska 62.543°, -150.809° | 76.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.1 earthquake was recorded 5 km NNW of Petersville, Alaska on December 17, 2022 at 16:41 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 16:32:33 UTC | 2.3md | 2km NW of Walker, CA 38.528°, -119.503° | 5.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.3 seismic event took place 2km NW of Walker, CA on December 17, 2022 at 16:32 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2022-12-17 2022-12-17 16:18:07 UTC | 4.2mb | 81 km NNE of Calama, Chile -21.808°, -68.559° | 130.2 km | - | - | - | ✓ Reviewed | USGS → |
On December 17, 2022, worldwide seismic activity registered a magnitude 4.2 earthquake 81 km NNE of Calama, Chile at 16:18 UTC. See the M4.2 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 December 17, 2022. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.