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Earthquakes on October 5, 2021

380
EARTHQUAKES on October 5, 2021
24-hour UTC period · USGS data
55 km deep · 21 people felt it
Elevated activity
compared to daily average (~250/day)

Magnitude Breakdown

M5.0+
4
M4.0–4.9
50
M3.0–3.9
6
M2.0–2.9
81
M1.0–1.9
239

Activity Summary

380
Total earthquakes
~250
Daily average
Elevated
Activity level
4
M5.0+ events

Geographic Breakdown

Top Countries (International)

Earthquake Map — October 5, 2021

Map showing earthquake epicenter at 20.00°, 0.00°

All Earthquakes — October 5, 2021

Showing 30 of 141 (filtered from 380)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
Time Mag Location Depth Felt MMIAlertStatusDetails
2021-10-05
2021-10-05 23:52:12 UTC
2.1md
6 km E of P?hala, Hawaii
19.210°, -155.420°
32.8 km---AutoUSGS →
This magnitude 2.1 event was detected 6 km E of P?hala, Hawaii on October 5, 2021, with origin time 23:52 UTC. It arrived roughly 7 hours after a larger magnitude 2.8 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.
2021-10-05
2021-10-05 23:27:58 UTC
4.4mb
207 km NNE of Shi Yomi, India
30.367°, 94.804°
31.4 km---✓ ReviewedUSGS →
The USGS recorded this magnitude 4.4 earthquake 207 km NNE of Shi Yomi, India at 23:27 UTC on October 5, 2021. This event falls inside the aftershock decay of a nearby magnitude 4.7 earthquake that occurred about 21 hours earlier. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 23:10:02 UTC
4.3mb
184 km ESE of Sarangani, Philippines
4.846°, 127.029°
73.2 km---✓ ReviewedUSGS →
This magnitude 4.3 event was detected 184 km ESE of Sarangani, Philippines on October 5, 2021, with origin time 23:10 UTC. It arrived roughly 8 hours after a larger magnitude 4.4 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 23:05:00 UTC
2.6ml
5 km NNE of P?hala, Hawaii
19.245°, -155.450°
35.6 km---✓ ReviewedUSGS →
October 5, 2021 brought a magnitude 2.6 earthquake 5 km NNE of P?hala, Hawaii, logged at 23:05 UTC. It arrived roughly 6 hours after a larger magnitude 2.8 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 22:59:19 UTC
4.4mb
129 km S of False Pass, Alaska
53.693°, -163.270°
21.8 km-I-✓ ReviewedUSGS →
This magnitude 4.4 event was detected 129 km S of False Pass, Alaska on October 5, 2021, with origin time 22:59 UTC. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 22:57:32 UTC
2.1ml
14 km SW of North Pole, Alaska
64.658°, -147.560°
12.3 km2--✓ ReviewedUSGS →
Reports of a magnitude 2.1 earthquake 14 km SW of North Pole, Alaska came in on October 5, 2021 at 22:57 UTC. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 22:49:16 UTC
2.1md
29km SSW of Smith Valley, NV
38.528°, -119.412°
2.3 km---✓ ReviewedUSGS →
The USGS recorded this magnitude 2.1 earthquake 29km SSW of Smith Valley, NV at 22:49 UTC on October 5, 2021. Coming 21 hours after a magnitude 2.2 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.
2021-10-05
2021-10-05 22:41:35 UTC
2.4ml
11 km WSW of Rotan, Texas
32.828°, -100.587°
10.1 km---✓ ReviewedUSGS →
A magnitude 2.4 seismic event took place 11 km WSW of Rotan, Texas on October 5, 2021 at 22:41 UTC. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 22:36:20 UTC
2.3ml
9 km ENE of P?hala, Hawaii
19.245°, -155.404°
31.7 km---AutoUSGS →
A magnitude 2.3 earthquake was recorded 9 km ENE of P?hala, Hawaii on October 5, 2021 at 22:36 UTC. Coming 6 hours after a magnitude 2.8 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 22:33:41 UTC
4.4mb
57 km NNE of Miyako, Japan
40.132°, 142.182°
56.9 km---✓ ReviewedUSGS →
Reports of a magnitude 4.4 earthquake 57 km NNE of Miyako, Japan came in on October 5, 2021 at 22:33 UTC. It arrived roughly 5 hours after a larger magnitude 5.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 22:12:32 UTC
2.1ml
55 km SSW of Alcan Border, Alaska
62.214°, -141.560°
8.6 km---✓ ReviewedUSGS →
A magnitude 2.1 seismic event took place 55 km SSW of Alcan Border, Alaska on October 5, 2021 at 22:12 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.6 earthquake that occurred about 4 hours earlier. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 21:57:23 UTC
2.3ml
130 km SW of Adak, Alaska
51.091°, -178.042°
28.4 km---✓ ReviewedUSGS →
Seismographs logged a magnitude 2.3 earthquake 130 km SW of Adak, Alaska with origin time 21:57 UTC on October 5, 2021. Coming 7 hours after a magnitude 3.1 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 21:54:39 UTC
2.0ml
54 km S of Whites City, New Mexico
31.692°, -104.306°
7.5 km---✓ ReviewedUSGS →
A magnitude 2.0 earthquake was recorded 54 km S of Whites City, New Mexico on October 5, 2021 at 21:54 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 21:53:58 UTC
2.4ml
4 km SSE of P?hala, Hawaii
19.163°, -155.467°
31.4 km---AutoUSGS →
This magnitude 2.4 event was detected 4 km SSE of P?hala, Hawaii on October 5, 2021, with origin time 21:53 UTC. Coming 5 hours after a magnitude 2.8 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 21:45:07 UTC
2.2ml
62 km SE of Perryville, Alaska
55.531°, -158.418°
21.8 km---✓ ReviewedUSGS →
The USGS recorded this magnitude 2.2 earthquake 62 km SE of Perryville, Alaska at 21:45 UTC on October 5, 2021. It arrived roughly 2 hours after a larger magnitude 2.6 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 21:16:12 UTC
2.0ml
10 km SSE of Princeton, Canada
49.370°, -120.478°
-0.5 km---✓ ReviewedUSGS →
Seismographs logged a magnitude 2.0 earthquake 10 km SSE of Princeton, Canada with origin time 21:16 UTC on October 5, 2021. 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.
2021-10-05
2021-10-05 20:59:36 UTC
4.5mb
198 km W of Tual, Indonesia
-5.703°, 130.966°
101.7 km---✓ ReviewedUSGS →
On October 5, 2021 at 20:59 UTC, a magnitude 4.5 earthquake struck 198 km W of Tual, Indonesia. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 20:45:28 UTC
4.3mb
182 km ENE of Lospalos, Timor Leste
-7.683°, 128.426°
115.7 km---✓ ReviewedUSGS →
Reports of a magnitude 4.3 earthquake 182 km ENE of Lospalos, Timor Leste came in on October 5, 2021 at 20:45 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 20:32:47 UTC
2.1md
3 km SSE of P?hala, Hawaii
19.174°, -155.471°
37.6 km---AutoUSGS →
Reports of a magnitude 2.1 earthquake 3 km SSE of P?hala, Hawaii came in on October 5, 2021 at 20:32 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.8 earthquake that occurred about 4 hours earlier. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 20:13:07 UTC
2.2md
13km S of Tres Pinos, CA
36.675°, -121.306°
4.2 km1--✓ ReviewedUSGS →
Seismographs logged a magnitude 2.2 earthquake 13km S of Tres Pinos, CA with origin time 20:13 UTC on October 5, 2021. 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.
2021-10-05
2021-10-05 20:11:00 UTC
4.7mb
South Sandwich Islands region
-60.324°, -27.354°
74.1 km---✓ ReviewedUSGS →
A magnitude 4.7 seismic event took place in the South Sandwich Islands region on October 5, 2021 at 20:11 UTC. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 19:58:20 UTC
2.6ml
67 km SE of Perryville, Alaska
55.496°, -158.371°
19.7 km---✓ ReviewedUSGS →
On October 5, 2021 at 19:58 UTC, a magnitude 2.6 earthquake struck 67 km SE of Perryville, Alaska. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 19:41:19 UTC
2.0ml
83 km ESE of Denali Park, Alaska
63.536°, -147.283°
4.8 km---✓ ReviewedUSGS →
On October 5, 2021, worldwide seismic activity registered a magnitude 2.0 earthquake 83 km ESE of Denali Park, Alaska at 19:41 UTC. 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.
2021-10-05
2021-10-05 19:37:47 UTC
4.7mb
12 km SW of Santa Bárbara, Colombia
6.904°, -72.974°
149.9 km2--✓ ReviewedUSGS →
October 5, 2021 brought a magnitude 4.7 earthquake 12 km SW of Santa Bárbara, Colombia, logged at 19:37 UTC. The event was offshore. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 19:12:30 UTC
2.4ml
31 km NW of Stanley, Idaho
44.417°, -115.222°
8.4 km---✓ ReviewedUSGS →
Reports of a magnitude 2.4 earthquake 31 km NW of Stanley, Idaho came in on October 5, 2021 at 19:12 UTC. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 19:08:46 UTC
4.2mb
150 km WNW of Haveluloto, Tonga
-20.646°, -176.560°
302.6 km---✓ ReviewedUSGS →
This magnitude 4.2 event was detected 150 km WNW of Haveluloto, Tonga on October 5, 2021, with origin time 19:08 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 18:42:19 UTC
4.2mb
106 km N of Hirara, Japan
25.762°, 125.195°
10.0 km---✓ ReviewedUSGS →
Reports of a magnitude 4.2 earthquake 106 km N of Hirara, Japan came in on October 5, 2021 at 18:42 UTC. Coming 1 hours after a magnitude 5.4 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 18:39:37 UTC
2.4ml
61 km NW of Yakutat, Alaska
59.978°, -140.421°
1.6 km---✓ ReviewedUSGS →
October 5, 2021 brought a magnitude 2.4 earthquake 61 km NW of Yakutat, Alaska, logged at 18:39 UTC. 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.
2021-10-05
2021-10-05 18:30:42 UTC
2.2ml
54 km SSW of Alcan Border, Alaska
62.223°, -141.555°
10.5 km---✓ ReviewedUSGS →
This magnitude 2.2 event was detected 54 km SSW of Alcan Border, Alaska on October 5, 2021, with origin time 18:30 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.6 earthquake that occurred about 1 hours earlier. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data.
2021-10-05
2021-10-05 18:28:18 UTC
4.4mb
79 km WSW of Gorontalo, Indonesia
0.212°, 122.426°
150.9 km---✓ ReviewedUSGS →
A magnitude 4.4 seismic event took place 79 km WSW of Gorontalo, Indonesia on October 5, 2021 at 18:28 UTC. See the M4.4 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 October 5, 2021. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.