Earthquakes on October 16, 2020
292
EARTHQUAKES on October 16, 2020
24-hour UTC period · USGS data
LARGEST: M5.4 — 4 km SSE of Looc, Philippines
62 km deep · 55 people felt it
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
2
M4.0–4.9
24
M3.0–3.9
7
M2.0–2.9
55
M1.0–1.9
204
Activity Summary
292
Total earthquakes
~250
Daily average
Normal
Activity level
2
M5.0+ events
Geographic Breakdown
Top Countries (International)
Significant Earthquakes (M4.5+)
5.4
4 km SSE of Looc, Philippines
20:06 UTC · 62.3 km deep
Felt by 55
5.1
central Mid-Atlantic Ridge
00:08 UTC · 10.0 km deep
4.9
South Shetland Islands
12:06 UTC · 10.0 km deep
4.9
South Sandwich Islands region
11:12 UTC · 27.8 km deep
4.9
26 km W of Ashk?sham, Afghanistan
10:10 UTC · 219.4 km deep
4.8
20 km SE of San Joaquin, Philippines
00:32 UTC · 10.0 km deep
Felt by 2
4.8
22 km SE of San Joaquin, Philippines
00:27 UTC · 10.0 km deep
4.7
South Shetland Islands
21:30 UTC · 10.0 km deep
Earthquake Map — October 16, 2020
All Earthquakes — October 16, 2020
Showing 30 of 88 (filtered from 292)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2020-10-16 2020-10-16 23:36:55 UTC | 4.4mb | 119 km NW of Copiapó, Chile -26.689°, -71.270° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.4 earthquake 119 km NW of Copiapó, Chile at 23:36 UTC on October 16, 2020. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 23:17:41 UTC | 2.4ml | 30 km NNE of Chickaloon, Alaska 62.056°, -148.306° | 20.0 km | - | - | - | ✓ Reviewed | USGS → |
On October 16, 2020, worldwide seismic activity registered a magnitude 2.4 earthquake 30 km NNE of Chickaloon, Alaska at 23:17 UTC. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 23:04:47 UTC | 2.0md | 12 km E of P?hala, Hawaii 19.215°, -155.365° | 33.7 km | - | - | - | Auto | USGS → |
A magnitude 2.0 earthquake was recorded 12 km E of P?hala, Hawaii on October 16, 2020 at 23:04 UTC. It arrived roughly 22 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 M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 23:04:29 UTC | 4.2mb | Fiji region -19.174°, -177.559° | 549.0 km | - | - | - | ✓ Reviewed | USGS → |
On October 16, 2020 at 23:04 UTC, a magnitude 4.2 earthquake struck in the Fiji region. This is the deepest earthquake in the current dataset — a deep-focus event. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 22:39:11 UTC | 2.1ml | 117 km SSE of Yakutat, Alaska 58.556°, -139.003° | 13.5 km | - | - | - | ✓ Reviewed | USGS → |
October 16, 2020 brought a magnitude 2.1 earthquake 117 km SSE of Yakutat, Alaska, logged at 22:39 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 22:32:46 UTC | 4.1mb | 111 km SSE of Hihifo, Tonga -16.920°, -173.499° | 76.1 km | - | - | - | ✓ Reviewed | USGS → |
At 22:32 UTC on October 16, 2020, a magnitude 4.1 tremor occurred 111 km SSE of Hihifo, Tonga. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 22:28:07 UTC | 2.0ml | 15 km SE of Enterprise, Nevada 35.934°, -115.112° | 7.4 km | 1 | - | - | Auto | USGS → |
Seismographs logged a magnitude 2.0 earthquake 15 km SE of Enterprise, Nevada with origin time 22:28 UTC on October 16, 2020. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 22:27:17 UTC | 2.8ml | 9 km N of Healy, Alaska 63.937°, -149.000° | 1.8 km | 4 | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.8 earthquake 9 km N of Healy, Alaska at 22:27 UTC on October 16, 2020. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 21:30:53 UTC | 4.7mb | South Shetland Islands -62.340°, -58.129° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.7 earthquake near South Shetland Islands came in on October 16, 2020 at 21:30 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.9 earthquake that occurred about 9 hours earlier. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 20:56:29 UTC | 2.3ml | 4km ENE of Westmorland, CA 33.057°, -115.583° | 10.7 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.3 earthquake 4km ENE of Westmorland, CA with origin time 20:56 UTC on October 16, 2020. In the 72 hours after this event, the USGS recorded 6 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 20:50:52 UTC | 2.3md | 6km WNW of The Geysers, CA 38.800°, -122.819° | 3.1 km | - | - | - | ✓ Reviewed | USGS → |
October 16, 2020 brought a magnitude 2.3 earthquake 6km WNW of The Geysers, CA, logged at 20:50 UTC. 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. | ||||||||
2020-10-16 2020-10-16 20:32:32 UTC | 4.2mb | 282 km NW of Nagqu, China 33.398°, 90.081° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.2 earthquake was recorded 282 km NW of Nagqu, China on October 16, 2020 at 20:32 UTC. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 20:29:05 UTC | 2.4ml | 4 km E of Cold Springs, Nevada 39.676°, -119.926° | 6.4 km | 22 | - | - | ✓ Reviewed | USGS → |
At 20:29 UTC on October 16, 2020, a magnitude 2.4 tremor occurred 4 km E of Cold Springs, Nevada. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 20:21:00 UTC | 2.3md | 3 km S of Guánica, Puerto Rico 17.938°, -66.914° | 13.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.3 event was detected 3 km S of Guánica, Puerto Rico on October 16, 2020, with origin time 20:21 UTC. Coming 2 hours after a magnitude 3.3 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. | ||||||||
2020-10-16 2020-10-16 20:06:27 UTC | 5.4mww | 4 km SSE of Looc, Philippines 13.678°, 120.261° | 62.3 km | 55 | IV | green | ✓ Reviewed | USGS → |
On October 16, 2020 at 20:06 UTC, a magnitude 5.4 earthquake struck 4 km SSE of Looc, Philippines. 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 October 16, 2020. See the M5.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 19:33:33 UTC | 4.6mb | south of the Kermadec Islands -32.098°, -178.207° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.6 earthquake was recorded south of the Kermadec Islands on October 16, 2020 at 19:33 UTC. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 19:04:58 UTC | 4.6mb | south of the Fiji Islands -23.262°, 179.192° | 539.1 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.6 earthquake south of the Fiji Islands with origin time 19:04 UTC on October 16, 2020. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 18:44:26 UTC | 3.1ml | 85 km SE of King Cove, Alaska 54.620°, -161.225° | 21.4 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.1 earthquake was recorded 85 km SE of King Cove, Alaska on October 16, 2020 at 18:44 UTC. The event was offshore. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 18:34:14 UTC | 3.3md | 4 km ESE of Maria Antonia, Puerto Rico 17.964°, -66.851° | 17.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 3.3 earthquake 4 km ESE of Maria Antonia, Puerto Rico came in on October 16, 2020 at 18:34 UTC. See the M3.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 18:28:00 UTC | 2.3ml | 14km N of Borrego Springs, CA 33.386°, -116.389° | 4.8 km | - | - | - | ✓ Reviewed | USGS → |
On October 16, 2020 at 18:28 UTC, a magnitude 2.3 earthquake struck 14km N of Borrego Springs, CA. 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. | ||||||||
2020-10-16 2020-10-16 18:12:04 UTC | 2.1md | 5 km SSE of P?hala, Hawaii 19.163°, -155.452° | 31.0 km | - | - | - | Auto | USGS → |
This magnitude 2.1 event was detected 5 km SSE of P?hala, Hawaii on October 16, 2020, with origin time 18:12 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.6 earthquake that occurred about 18 hours earlier. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 18:06:06 UTC | 4.5mb | 281 km WSW of Ushuaia, Argentina -56.186°, -72.057° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On October 16, 2020, worldwide seismic activity registered a magnitude 4.5 earthquake 281 km WSW of Ushuaia, Argentina at 18:06 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 17:11:00 UTC | 2.0md | 9 km ENE of P?hala, Hawaii 19.237°, -155.392° | 29.5 km | - | - | - | Auto | USGS → |
Reports of a magnitude 2.0 earthquake 9 km ENE of P?hala, Hawaii came in on October 16, 2020 at 17:11 UTC. Coming 17 hours after a magnitude 2.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 17:09:45 UTC | 2.6ml | 139 km WSW of Adak, Alaska 51.218°, -178.339° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On October 16, 2020 at 17:09 UTC, a magnitude 2.6 earthquake struck 139 km WSW of Adak, Alaska. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 17:05:22 UTC | 4.4mb | 143 km SE of Lata, Solomon Islands -11.668°, 166.698° | 253.4 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.4 event was detected 143 km SE of Lata, Solomon Islands on October 16, 2020, with origin time 17:05 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.7 earthquake that occurred about 11 hours earlier. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 16:32:40 UTC | 2.0ml | 4 km S of Avard, Oklahoma 36.660°, -98.796° | 7.6 km | - | - | - | ✓ Reviewed | USGS → |
On October 16, 2020 at 16:32 UTC, a magnitude 2.0 earthquake struck 4 km S of Avard, Oklahoma. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 15:25:23 UTC | 2.3ml | 4 km E of Cold Springs, Nevada 39.678°, -119.922° | 7.1 km | 8 | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.3 earthquake 4 km E of Cold Springs, Nevada came in on October 16, 2020 at 15:25 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 14:34:02 UTC | 2.2ml | Nevada 38.169°, -117.829° | 3.3 km | - | - | - | ✓ Reviewed | USGS → |
At 14:34 UTC on October 16, 2020, a magnitude 2.2 tremor occurred near Nevada. In the 72 hours after this event, the USGS recorded 9 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 14:10:33 UTC | 2.6ml | Rat Islands, Aleutian Islands, Alaska 51.766°, 178.284° | 114.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.6 earthquake was recorded near Rat Islands, Aleutian Islands, Alaska on October 16, 2020 at 14:10 UTC. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-16 2020-10-16 14:04:30 UTC | 2.0ml | 16 km WNW of Venetie, Alaska 67.066°, -146.764° | 20.0 km | - | - | - | ✓ Reviewed | USGS → |
On October 16, 2020, worldwide seismic activity registered a magnitude 2.0 earthquake 16 km WNW of Venetie, Alaska at 14:04 UTC. See the M2.0 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 16, 2020. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.