Earthquakes on December 30, 2020
288
EARTHQUAKES on December 30, 2020
24-hour UTC period · USGS data
10 km deep · 2 people felt it
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
2
M4.0–4.9
25
M3.0–3.9
15
M2.0–2.9
82
M1.0–1.9
164
Activity Summary
288
Total earthquakes
~250
Daily average
Normal
Activity level
2
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.0
7 km NNW of Shingli Bala, Pakistan
05:33 UTC · 10.0 km deep
Felt by 2
5.0
4 km ENE of Funaishikawa, Japan
00:35 UTC · 43.5 km deep
Felt by 82
4.8
163 km NNW of Ambon, Indonesia
19:10 UTC · 16.4 km deep
Felt by 1
4.7
north of Ascension Island
21:58 UTC · 10.0 km deep
4.6
38 km SW of Sarangani, Philippines
23:03 UTC · 54.1 km deep
4.6
40 km E of Baganga, Philippines
21:27 UTC · 53.3 km deep
4.6
Fiji region
16:44 UTC · 593.0 km deep
4.6
57 km WNW of Mosteiros, Portugal
04:31 UTC · 10.0 km deep
Earthquake Map — December 30, 2020
All Earthquakes — December 30, 2020
Showing 30 of 124 (filtered from 288)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2020-12-30 2020-12-30 23:14:58 UTC | 2.5md | 8 km SSE of Maria Antonia, Puerto Rico 17.914°, -66.854° | 12.0 km | 1 | - | - | ✓ Reviewed | USGS → |
This magnitude 2.5 event was detected 8 km SSE of Maria Antonia, Puerto Rico on December 30, 2020, with origin time 23:14 UTC. It arrived roughly 19 hours after a larger magnitude 3.4 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 23:03:00 UTC | 4.6mb | 38 km SW of Sarangani, Philippines 5.123°, 125.258° | 54.1 km | - | - | - | ✓ Reviewed | USGS → |
At 23:03 UTC on December 30, 2020, a magnitude 4.6 tremor occurred 38 km SW of Sarangani, Philippines. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 22:49:28 UTC | 2.7md | 5 km SW of La Parguera, Puerto Rico 17.943°, -67.092° | 7.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.7 seismic event took place 5 km SW of La Parguera, Puerto Rico on December 30, 2020 at 22:49 UTC. It arrived roughly 7 hours after a larger magnitude 3.4 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 22:41:01 UTC | 2.3ml | 2 km SSW of Ravensdale, Washington 47.332°, -121.999° | 19.7 km | 3 | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.3 earthquake 2 km SSW of Ravensdale, Washington at 22:41 UTC on December 30, 2020. This event falls inside the aftershock decay of a nearby magnitude 3.2 earthquake that occurred about 5 hours earlier. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 22:36:54 UTC | 2.4ml | 24km ENE of Thermal, CA 33.752°, -115.919° | 3.9 km | 2 | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.4 earthquake 24km ENE of Thermal, CA at 22:36 UTC on December 30, 2020. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 21:58:16 UTC | 4.7mb | north of Ascension Island -1.251°, -13.661° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On December 30, 2020, worldwide seismic activity registered a magnitude 4.7 earthquake north of Ascension Island at 21:58 UTC. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 21:51:06 UTC | 2.5ml | 85 km SSE of Sand Point, Alaska 54.672°, -159.838° | 28.2 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.5 earthquake 85 km SSE of Sand Point, Alaska came in on December 30, 2020 at 21:51 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.5 earthquake that occurred about 18 hours earlier. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 21:41:10 UTC | 3.6md | 139 km N of Cruz Bay, U.S. Virgin Islands 19.578°, -64.585° | 24.0 km | - | - | - | ✓ Reviewed | USGS → |
December 30, 2020 brought a magnitude 3.6 earthquake 139 km N of Cruz Bay, U.S. Virgin Islands, logged at 21:41 UTC. The event was offshore. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 21:29:41 UTC | 3.1md | 6 km WSW of La Parguera, Puerto Rico 17.959°, -67.103° | 9.0 km | 1 | - | - | ✓ Reviewed | USGS → |
A magnitude 3.1 seismic event took place 6 km WSW of La Parguera, Puerto Rico on December 30, 2020 at 21:29 UTC. Coming 6 hours after a magnitude 3.4 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 21:27:32 UTC | 4.6mb | 40 km E of Baganga, Philippines 7.636°, 126.917° | 53.3 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.6 earthquake 40 km E of Baganga, Philippines at 21:27 UTC on December 30, 2020. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 21:25:02 UTC | 2.8ml | 86 km SSE of Sand Point, Alaska 54.660°, -159.829° | 23.8 km | - | - | - | ✓ Reviewed | USGS → |
On December 30, 2020, worldwide seismic activity registered a magnitude 2.8 earthquake 86 km SSE of Sand Point, Alaska at 21:25 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.5 earthquake that occurred about 18 hours earlier. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 20:59:17 UTC | 2.0md | 4km NE of Tres Pinos, CA 36.817°, -121.282° | 6.5 km | - | - | - | ✓ Reviewed | USGS → |
December 30, 2020 brought a magnitude 2.0 earthquake 4km NE of Tres Pinos, CA, logged at 20:59 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 20:57:15 UTC | 2.1md | 7 km SW of La Parguera, Puerto Rico 17.929°, -67.095° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.1 seismic event took place 7 km SW of La Parguera, Puerto Rico on December 30, 2020 at 20:57 UTC. Coming 5 hours after a magnitude 3.4 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. | ||||||||
2020-12-30 2020-12-30 20:56:12 UTC | 2.7ml | 70 km S of Kokhanok, Alaska 58.806°, -154.832° | 127.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.7 earthquake was recorded 70 km S of Kokhanok, Alaska on December 30, 2020 at 20:56 UTC. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 20:48:20 UTC | 2.0ml | 91 km SSE of Sand Point, Alaska 54.623°, -159.774° | 20.1 km | - | - | - | ✓ Reviewed | USGS → |
On December 30, 2020 at 20:48 UTC, a magnitude 2.0 earthquake struck 91 km SSE of Sand Point, Alaska. It arrived roughly 17 hours after a larger magnitude 4.5 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. | ||||||||
2020-12-30 2020-12-30 20:41:16 UTC | 2.4md | 40km NNE of Toms Place, CA 37.907°, -118.554° | 2.1 km | 3 | - | - | ✓ Reviewed | USGS → |
A magnitude 2.4 seismic event took place 40km NNE of Toms Place, CA on December 30, 2020 at 20:41 UTC. It arrived roughly 3 hours after a larger magnitude 2.6 mainshock in the same 20 km area, placing it within the typical aftershock window. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 20:29:33 UTC | 4.5mb | 208 km NNE of Lospalos, Timor Leste -6.691°, 127.444° | 393.4 km | - | - | - | ✓ Reviewed | USGS → |
December 30, 2020 brought a magnitude 4.5 earthquake 208 km NNE of Lospalos, Timor Leste, logged at 20:29 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 20:25:22 UTC | 2.0ml | 11 km WSW of Stanley, Idaho 44.192°, -115.076° | 11.1 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.0 earthquake 11 km WSW of Stanley, Idaho at 20:25 UTC on December 30, 2020. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 19:53:26 UTC | 2.4ml | 30 km SSE of Mina, Nevada 38.138°, -117.975° | 9.7 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.4 event was detected 30 km SSE of Mina, Nevada on December 30, 2020, with origin time 19:53 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. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 19:36:05 UTC | 4.5mb | 38 km SSW of Finschhafen, Papua New Guinea -6.874°, 147.696° | 68.4 km | - | - | - | ✓ Reviewed | USGS → |
On December 30, 2020 at 19:36 UTC, a magnitude 4.5 earthquake struck 38 km SSW of Finschhafen, Papua New Guinea. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 19:10:20 UTC | 4.8mb | 163 km NNW of Ambon, Indonesia -2.399°, 127.486° | 16.4 km | 1 | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.8 earthquake 163 km NNW of Ambon, Indonesia with origin time 19:10 UTC on December 30, 2020. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 19:08:51 UTC | 2.7ml | 40 km SSE of False Pass, Alaska 54.497°, -163.262° | 12.2 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.7 earthquake 40 km SSE of False Pass, Alaska with origin time 19:08 UTC on December 30, 2020. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 18:49:11 UTC | 2.1md | 13 km SE of Waikoloa, Hawaii 19.855°, -155.692° | 33.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.1 earthquake was recorded 13 km SE of Waikoloa, Hawaii on December 30, 2020 at 18:49 UTC. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 18:46:35 UTC | 2.1ml | 134 km SSE of Sand Point, Alaska 54.190°, -159.829° | 18.9 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.1 earthquake 134 km SSE of Sand Point, Alaska with origin time 18:46 UTC on December 30, 2020. It arrived roughly 12 hours after a larger magnitude 2.4 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 18:25:58 UTC | 2.0ml | 100 km SSE of Sand Point, Alaska 54.509°, -159.886° | 13.8 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 earthquake was recorded 100 km SSE of Sand Point, Alaska on December 30, 2020 at 18:25 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.2 earthquake that occurred about 4 hours earlier. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 18:24:48 UTC | 4.0mb | 206 km SW of La Cruz de Loreto, Mexico 18.853°, -107.002° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 18:24 UTC on December 30, 2020, a magnitude 4.0 tremor occurred 206 km SW of La Cruz de Loreto, Mexico. The event was offshore. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 18:24:07 UTC | 2.6ml | 115 km SSE of Sand Point, Alaska 54.368°, -159.870° | 18.4 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.6 earthquake was recorded 115 km SSE of Sand Point, Alaska on December 30, 2020 at 18:24 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.5 earthquake that occurred about 11 hours earlier. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 18:16:10 UTC | 2.1ml | 97 km SE of Sand Point, Alaska 54.622°, -159.610° | 27.9 km | - | - | - | ✓ Reviewed | USGS → |
On December 30, 2020, worldwide seismic activity registered a magnitude 2.1 earthquake 97 km SE of Sand Point, Alaska at 18:16 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.5 earthquake that occurred about 15 hours earlier. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 18:05:14 UTC | 2.5md | 11 km SSW of Tallaboa, Puerto Rico 17.899°, -66.743° | 5.0 km | 1 | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.5 earthquake 11 km SSW of Tallaboa, Puerto Rico with origin time 18:05 UTC on December 30, 2020. It arrived roughly 13 hours after a larger magnitude 3.4 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-12-30 2020-12-30 17:57:03 UTC | 2.3md | 40km NNE of Toms Place, CA 37.905°, -118.558° | -0.6 km | - | - | - | ✓ Reviewed | USGS → |
On December 30, 2020 at 17:57 UTC, a magnitude 2.3 earthquake struck 40km NNE of Toms Place, CA. Coming 1 hours after a magnitude 2.6 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 M2.3 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 30, 2020. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.