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Earthquakes on December 3, 2020

500
EARTHQUAKES on December 3, 2020
24-hour UTC period · USGS data
10 km deep
Elevated activity
compared to daily average (~250/day)

Magnitude Breakdown

M5.0+
5
M4.0–4.9
23
M3.0–3.9
12
M2.0–2.9
106
M1.0–1.9
354

Activity Summary

500
Total earthquakes
~250
Daily average
Elevated
Activity level
5
M5.0+ events

Geographic Breakdown

Earthquake Map — December 3, 2020

Map showing earthquake epicenter at 20.00°, 0.00°

All Earthquakes — December 3, 2020

Showing 30 of 146 (filtered from 500)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
Time ↓Mag ↕Location ↕Depth ↕Felt ↕MMIAlertStatusDetails
2020-12-03
2020-12-03 23:38:47 UTC
2.1ml
111 km SSE of Sand Point, Alaska
54.433°, -159.764°
20.5 km---✓ ReviewedUSGS →
A magnitude 2.1 earthquake was recorded 111 km SSE of Sand Point, Alaska on December 3, 2020 at 23:38 UTC. It arrived roughly 6 hours after a larger magnitude 3.3 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.
2020-12-03
2020-12-03 23:35:29 UTC
2.2ml
6 km S of Volcano, Hawaii
19.387°, -155.245°
1.8 km---✓ ReviewedUSGS →
At 23:35 UTC on December 3, 2020, a magnitude 2.2 tremor occurred 6 km S of Volcano, Hawaii. This event falls inside the aftershock decay of a nearby magnitude 3.1 earthquake that occurred about 20 hours earlier. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 23:29:11 UTC
2.6ml
94 km SE of Sand Point, Alaska
54.646°, -159.633°
31.4 km---✓ ReviewedUSGS →
A magnitude 2.6 earthquake was recorded 94 km SE of Sand Point, Alaska on December 3, 2020 at 23:29 UTC. It arrived roughly 5 hours after a larger magnitude 3.3 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 23:16:39 UTC
2.0ml
10 km NW of Central, Alaska
65.633°, -144.988°
13.0 km---✓ ReviewedUSGS →
The USGS recorded this magnitude 2.0 earthquake 10 km NW of Central, Alaska at 23:16 UTC on December 3, 2020. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 23:12:19 UTC
4.6mb
Mid-Indian Ridge
-36.920°, 77.360°
10.0 km---✓ ReviewedUSGS →
December 3, 2020 brought a magnitude 4.6 earthquake near Mid-Indian Ridge, logged at 23:12 UTC. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 23:08:53 UTC
2.6ml
40 km ENE of Nikolski, Alaska
53.043°, -168.280°
34.7 km---✓ ReviewedUSGS →
Seismographs logged a magnitude 2.6 earthquake 40 km ENE of Nikolski, Alaska with origin time 23:08 UTC on December 3, 2020. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 22:15:14 UTC
2.1md
6 km WSW of Guánica, Puerto Rico
17.948°, -66.965°
6.0 km---✓ ReviewedUSGS →
This magnitude 2.1 event was detected 6 km WSW of Guánica, Puerto Rico on December 3, 2020, with origin time 22:15 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.6 earthquake that occurred about 13 hours earlier. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 22:11:51 UTC
2.0ml
103 km SSE of Sand Point, Alaska
54.481°, -159.871°
7.0 km---✓ ReviewedUSGS →
This magnitude 2.0 event was detected 103 km SSE of Sand Point, Alaska on December 3, 2020, with origin time 22:11 UTC. It arrived roughly 4 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.
2020-12-03
2020-12-03 22:08:58 UTC
2.2ml
8km SE of Valle Vista, CA
33.706°, -116.830°
16.2 km---✓ ReviewedUSGS →
On December 3, 2020, worldwide seismic activity registered a magnitude 2.2 earthquake 8km SE of Valle Vista, CA at 22:08 UTC. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 22:02:59 UTC
2.9ml
129 km SSE of Sand Point, Alaska
54.302°, -159.590°
31.9 km---✓ ReviewedUSGS →
On December 3, 2020 at 22:02 UTC, a magnitude 2.9 earthquake struck 129 km SSE of Sand Point, Alaska. This event falls inside the aftershock decay of a nearby magnitude 3.4 earthquake that occurred about 16 hours earlier. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 21:56:39 UTC
2.9ml
24 km S of Mina, Nevada
38.168°, -118.071°
4.1 km---✓ ReviewedUSGS →
A magnitude 2.9 earthquake was recorded 24 km S of Mina, Nevada on December 3, 2020 at 21:56 UTC. Coming 17 hours after a magnitude 4.9 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 M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 21:55:54 UTC
2.6ml
24 km S of Mina, Nevada
38.173°, -118.061°
5.0 km---✓ ReviewedUSGS →
On December 3, 2020, worldwide seismic activity registered a magnitude 2.6 earthquake 24 km S of Mina, Nevada at 21:55 UTC. Coming 17 hours after a magnitude 4.9 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 21:24:44 UTC
2.0ml
4 km N of Logan, Montana
45.924°, -111.426°
-2.0 km---✓ ReviewedUSGS →
At 21:24 UTC on December 3, 2020, a magnitude 2.0 tremor occurred 4 km N of Logan, Montana. 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.
2020-12-03
2020-12-03 21:23:16 UTC
3.2ml
54 km SSE of Adak, Alaska
51.410°, -176.395°
36.2 km---✓ ReviewedUSGS →
A magnitude 3.2 earthquake was recorded 54 km SSE of Adak, Alaska on December 3, 2020 at 21:23 UTC. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 21:14:44 UTC
2.0ml
103 km SSE of Sand Point, Alaska
54.492°, -159.815°
14.5 km---✓ ReviewedUSGS →
Reports of a magnitude 2.0 earthquake 103 km SSE of Sand Point, Alaska came in on December 3, 2020 at 21:14 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.3 earthquake that occurred about 3 hours earlier. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 21:03:31 UTC
2.6md
7 km S of Guánica, Puerto Rico
17.906°, -66.898°
13.0 km---✓ ReviewedUSGS →
On December 3, 2020 at 21:03 UTC, a magnitude 2.6 earthquake struck 7 km S of Guánica, Puerto Rico. Coming 12 hours after a magnitude 3.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 20:58:02 UTC
4.5mb
78 km W of San Antonio de los Cobres, Argentina
-24.264°, -67.090°
157.0 km---✓ ReviewedUSGS →
A magnitude 4.5 earthquake was recorded 78 km W of San Antonio de los Cobres, Argentina on December 3, 2020 at 20:58 UTC. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 20:56:53 UTC
2.4md
33km W of Petrolia, CA
40.324°, -124.678°
16.4 km---✓ ReviewedUSGS →
Seismographs logged a magnitude 2.4 earthquake 33km W of Petrolia, CA with origin time 20:56 UTC on December 3, 2020. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 20:55:04 UTC
2.4ml
9 km S of Cedar City, Utah
37.596°, -113.069°
10.7 km4--✓ ReviewedUSGS →
A magnitude 2.4 earthquake was recorded 9 km S of Cedar City, Utah on December 3, 2020 at 20:55 UTC. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 19:48:39 UTC
5.0mww
34 km WNW of Berastagi, Indonesia
3.288°, 98.214°
128.2 km---✓ ReviewedUSGS →
Seismographs logged a magnitude 5.0 earthquake 34 km WNW of Berastagi, Indonesia with origin time 19:48 UTC on December 3, 2020. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 19:11:50 UTC
2.5ml
18km N of Banning, CA
34.087°, -116.853°
2.6 km8--✓ ReviewedUSGS →
December 3, 2020 brought a magnitude 2.5 earthquake 18km N of Banning, CA, logged at 19:11 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 19:09:59 UTC
2.3ml
8 km E of Bancroft, Idaho
42.729°, -111.780°
9.9 km---✓ ReviewedUSGS →
At 19:09 UTC on December 3, 2020, a magnitude 2.3 tremor occurred 8 km E of Bancroft, Idaho. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 18:48:52 UTC
2.1ml
3 km NNE of P?hala, Hawaii
19.230°, -155.470°
31.8 km---AutoUSGS →
On December 3, 2020 at 18:48 UTC, a magnitude 2.1 earthquake struck 3 km NNE of P?hala, Hawaii. It arrived roughly 16 hours after a larger magnitude 2.7 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.
2020-12-03
2020-12-03 18:15:56 UTC
2.1ml
4 km S of Princeton, Canada
49.417°, -120.516°
-0.4 km---✓ ReviewedUSGS →
Seismographs logged a magnitude 2.1 earthquake 4 km S of Princeton, Canada with origin time 18:15 UTC on December 3, 2020. 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.
2020-12-03
2020-12-03 18:05:00 UTC
3.3ml
96 km SSE of Sand Point, Alaska
54.606°, -159.698°
25.2 km---✓ ReviewedUSGS →
On December 3, 2020 at 18:05 UTC, a magnitude 3.3 earthquake struck 96 km SSE of Sand Point, Alaska. In the 72 hours after this event, the USGS recorded 4 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M3.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 18:03:15 UTC
2.0ml
35 km NNE of Benton, California
38.124°, -118.345°
9.6 km---✓ ReviewedUSGS →
A magnitude 2.0 seismic event took place 35 km NNE of Benton, California on December 3, 2020 at 18:03 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 M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 17:57:10 UTC
2.2ml
27 km S of Mina, Nevada
38.144°, -118.056°
2.2 km---✓ ReviewedUSGS →
The USGS recorded this magnitude 2.2 earthquake 27 km S of Mina, Nevada at 17:57 UTC on December 3, 2020. Coming 13 hours after a magnitude 4.9 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 M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 17:55:07 UTC
4.3mb
102 km S of Kencong, Indonesia
-9.206°, 113.243°
61.6 km---✓ ReviewedUSGS →
This magnitude 4.3 event was detected 102 km S of Kencong, Indonesia on December 3, 2020, with origin time 17:55 UTC. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 17:13:19 UTC
4.2mb
south of the Kermadec Islands
-32.855°, -178.434°
10.0 km---✓ ReviewedUSGS →
On December 3, 2020 at 17:13 UTC, a magnitude 4.2 earthquake struck south of the Kermadec Islands. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2020-12-03
2020-12-03 17:07:32 UTC
5.4mww
southeast of the Loyalty Islands
-22.732°, 170.684°
10.0 km--green✓ ReviewedUSGS →
On December 3, 2020 at 17:07 UTC, a magnitude 5.4 earthquake struck southeast of the Loyalty Islands. 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 3, 2020. See the M5.4 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 December 3, 2020. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.