Earthquakes on November 23, 2021
301
EARTHQUAKES on November 23, 2021
24-hour UTC period · USGS data
18 km deep · 10 people felt it
Elevated activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
4
M4.0–4.9
40
M3.0–3.9
14
M2.0–2.9
61
M1.0–1.9
182
Activity Summary
301
Total earthquakes
~250
Daily average
Elevated
Activity level
4
M5.0+ events
Significant Earthquakes (M4.5+)
5.5
81 km SW of Acajutla, El Salvador
05:56 UTC · 18.0 km deep
Felt by 10
5.4
near the north coast of Greenland
12:04 UTC · 10.0 km deep
5.3
Southwest Indian Ridge
20:48 UTC · 10.0 km deep
5.0
136 km SE of Bam, Iran
21:46 UTC · 10.0 km deep
4.9
3 km NW of Oyambarillo, Ecuador
16:03 UTC · 4.5 km deep
Felt by 37
4.9
19 km ENE of La Paz, Philippines
08:09 UTC · 57.2 km deep
Felt by 4
4.9
43 km WSW of Jaqué, Panama
07:07 UTC · 10.0 km deep
Felt by 5
4.9
41 km WSW of Jaqué, Panama
07:05 UTC · 10.0 km deep
Felt by 3
Earthquake Map — November 23, 2021
All Earthquakes — November 23, 2021
Showing 30 of 119 (filtered from 301)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2021-11-23 2021-11-23 23:48:24 UTC | 4.6mb | 159 km W of Panguna, Papua New Guinea -6.216°, 154.050° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.6 earthquake 159 km W of Panguna, Papua New Guinea with origin time 23:48 UTC on November 23, 2021. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 23:37:18 UTC | 2.3ml | 9 km NE of P?hala, Hawaii 19.253°, -155.400° | 31.3 km | - | - | - | Auto | USGS → |
At 23:37 UTC on November 23, 2021, a magnitude 2.3 tremor occurred 9 km NE of P?hala, Hawaii. It arrived roughly 14 hours after a larger magnitude 3.2 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 23:26:17 UTC | 4.4mb | Kermadec Islands region -29.390°, -176.958° | 27.5 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.4 event was detected in the Kermadec Islands region on November 23, 2021, with origin time 23:26 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 23:23:57 UTC | 4.2mb | 99 km N of Tobelo, Indonesia 2.629°, 128.023° | 56.1 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.2 event was detected 99 km N of Tobelo, Indonesia on November 23, 2021, with origin time 23:23 UTC. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 23:05:21 UTC | 2.5md | 5 km SSW of P?hala, Hawaii 19.155°, -155.496° | 35.7 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.5 earthquake 5 km SSW of P?hala, Hawaii with origin time 23:05 UTC on November 23, 2021. It arrived roughly 14 hours after a larger magnitude 3.2 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. | ||||||||
2021-11-23 2021-11-23 22:43:40 UTC | 4.6mb | South Sandwich Islands region -59.459°, -25.707° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On November 23, 2021, worldwide seismic activity registered a magnitude 4.6 earthquake in the South Sandwich Islands region at 22:43 UTC. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 22:34:59 UTC | 2.2md | 4 km SE of Indios, Puerto Rico 17.970°, -66.789° | 17.0 km | - | - | - | ✓ Reviewed | USGS → |
At 22:34 UTC on November 23, 2021, a magnitude 2.2 tremor occurred 4 km SE of Indios, Puerto Rico. This event falls inside the aftershock decay of a nearby magnitude 2.8 earthquake that occurred about 18 hours earlier. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 22:34:40 UTC | 3.0ml | 15 km SW of Stanley, Idaho 44.116°, -115.069° | 10.0 km | 5 | - | - | ✓ Reviewed | USGS → |
This magnitude 3.0 event was detected 15 km SW of Stanley, Idaho on November 23, 2021, with origin time 22:34 UTC. Coming 10 hours after a magnitude 4.0 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 22:27:42 UTC | 4.5mb | Federated States of Micronesia region 10.570°, 148.309° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
November 23, 2021 brought a magnitude 4.5 earthquake in the Federated States of Micronesia region, logged at 22:27 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 21:46:26 UTC | 5.0mb | 136 km SE of Bam, Iran 28.203°, 59.310° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On November 23, 2021, worldwide seismic activity registered a magnitude 5.0 earthquake 136 km SE of Bam, Iran at 21:46 UTC. The event was offshore. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 21:43:06 UTC | 4.4mb | South Sandwich Islands region -55.677°, -25.867° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.4 earthquake in the South Sandwich Islands region came in on November 23, 2021 at 21:43 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 21:26:29 UTC | 3.2ml | Rat Islands, Aleutian Islands, Alaska 51.403°, 178.790° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.2 earthquake was recorded near Rat Islands, Aleutian Islands, Alaska on November 23, 2021 at 21:26 UTC. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 20:48:28 UTC | 5.3mww | Southwest Indian Ridge -34.002°, 55.797° | 10.0 km | - | - | green | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 5.3 earthquake near Southwest Indian Ridge with origin time 20:48 UTC on November 23, 2021. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. See the M5.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 20:43:57 UTC | 2.3ml | 56 km WNW of Ninilchik, Alaska 60.278°, -152.571° | 94.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.3 earthquake 56 km WNW of Ninilchik, Alaska at 20:43 UTC on November 23, 2021. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 20:01:19 UTC | 3.1ml | 35 km SSE of Wright, Wyoming 43.440°, -105.374° | 0.0 km | - | - | - | ✓ Reviewed | USGS → |
On November 23, 2021, worldwide seismic activity registered a magnitude 3.1 earthquake 35 km SSE of Wright, Wyoming at 20:01 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. | ||||||||
2021-11-23 2021-11-23 19:59:41 UTC | 4.6mb | 117 km SE of Gorontalo, Indonesia -0.084°, 123.915° | 101.1 km | - | - | - | ✓ Reviewed | USGS → |
At 19:59 UTC on November 23, 2021, a magnitude 4.6 tremor occurred 117 km SE of Gorontalo, Indonesia. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 19:56:34 UTC | 4.4mb | western Indian-Antarctic Ridge -49.162°, 120.998° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.4 seismic event took place near western Indian-Antarctic Ridge on November 23, 2021 at 19:56 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 19:46:47 UTC | 2.3ml | 15 km SW of Stanley, Idaho 44.131°, -115.091° | 4.4 km | - | - | - | ✓ Reviewed | USGS → |
On November 23, 2021, worldwide seismic activity registered a magnitude 2.3 earthquake 15 km SW of Stanley, Idaho at 19:46 UTC. It arrived roughly 7 hours after a larger magnitude 4.0 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 M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 19:35:23 UTC | 4.6mb | 230 km SW of Severo-Kuril’sk, Russia 49.144°, 153.960° | 153.4 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.6 earthquake 230 km SW of Severo-Kuril’sk, Russia at 19:35 UTC on November 23, 2021. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 19:35:01 UTC | 2.0ml | 16 km SSE of Sunnyside, Utah 39.425°, -110.299° | -2.8 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.0 event was detected 16 km SSE of Sunnyside, Utah on November 23, 2021, with origin time 19:35 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. | ||||||||
2021-11-23 2021-11-23 19:31:39 UTC | 3.1ml | 99 km SSE of Sand Point, Alaska 54.555°, -159.734° | 26.5 km | - | - | - | ✓ Reviewed | USGS → |
At 19:31 UTC on November 23, 2021, a magnitude 3.1 tremor occurred 99 km SSE of Sand Point, Alaska. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 19:02:07 UTC | 2.2md | 5 km S of Magas Arriba, Puerto Rico 17.972°, -66.773° | 11.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 seismic event took place 5 km S of Magas Arriba, Puerto Rico on November 23, 2021 at 19:02 UTC. Coming 14 hours after a magnitude 2.8 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 18:53:15 UTC | 3.9mb | 94 km SSE of Nikolski, Alaska 52.224°, -168.109° | 23.9 km | - | - | - | ✓ Reviewed | USGS → |
At 18:53 UTC on November 23, 2021, a magnitude 3.9 tremor occurred 94 km SSE of Nikolski, Alaska. See the M3.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 18:42:13 UTC | 4.5mb | western Indian-Antarctic Ridge -49.167°, 126.184° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On November 23, 2021 at 18:42 UTC, a magnitude 4.5 earthquake struck near western Indian-Antarctic Ridge. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 18:06:17 UTC | 3.2ml | 207 km W of Langlois, Oregon 43.279°, -126.951° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.2 earthquake 207 km W of Langlois, Oregon with origin time 18:06 UTC on November 23, 2021. The event was offshore. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 17:47:54 UTC | 4.4mb | 278 km W of Haveluloto, Tonga -21.017°, -177.893° | 475.4 km | - | - | - | ✓ Reviewed | USGS → |
November 23, 2021 brought a magnitude 4.4 earthquake 278 km W of Haveluloto, Tonga, logged at 17:47 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 17:33:25 UTC | 2.1ml | 16 km SW of Stanley, Idaho 44.121°, -115.102° | 4.7 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.1 event was detected 16 km SW of Stanley, Idaho on November 23, 2021, with origin time 17:33 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.0 earthquake that occurred about 5 hours earlier. 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. | ||||||||
2021-11-23 2021-11-23 17:21:38 UTC | 4.8mb | 58 km N of Hihifo, Tonga -15.435°, -173.714° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.8 seismic event took place 58 km N of Hihifo, Tonga on November 23, 2021 at 17:21 UTC. The event was offshore. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 16:49:17 UTC | 4.5mb | 64 km NNW of Bandar Abbas, Iran 27.730°, 56.052° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 earthquake was recorded 64 km NNW of Bandar Abbas, Iran on November 23, 2021 at 16:49 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-11-23 2021-11-23 16:41:24 UTC | 2.2md | 5 km ENE of P?hala, Hawaii 19.216°, -155.425° | 34.0 km | - | - | - | Auto | USGS → |
Seismographs logged a magnitude 2.2 earthquake 5 km ENE of P?hala, Hawaii with origin time 16:41 UTC on November 23, 2021. It arrived roughly 7 hours after a larger magnitude 3.2 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.2 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 November 23, 2021. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.