Earthquakes on October 29, 2020
383
EARTHQUAKES on October 29, 2020
24-hour UTC period · USGS data
LARGEST: M5.1 — South Shetland Islands
10 km deep
Elevated activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
3
M4.0–4.9
39
M3.0–3.9
15
M2.0–2.9
95
M1.0–1.9
231
Activity Summary
383
Total earthquakes
~250
Daily average
Elevated
Activity level
3
M5.0+ events
Significant Earthquakes (M4.5+)
5.1
South Shetland Islands
07:02 UTC · 10.0 km deep
5.0
83 km NW of Neiafu, Tonga
18:45 UTC · 78.7 km deep
5.0
South Shetland Islands
07:40 UTC · 10.0 km deep
4.9
17 km ENE of Palca, Peru
16:08 UTC · 150.4 km deep
Felt by 1
4.9
20 km NE of Khorugh, Tajikistan
09:32 UTC · 51.9 km deep
Felt by 1
4.9
South Sandwich Islands region
04:44 UTC · 35.0 km deep
4.8
South Shetland Islands
08:35 UTC · 10.0 km deep
4.8
1 km NW of Bagalangit, Philippines
05:25 UTC · 76.9 km deep
Felt by 14
Earthquake Map — October 29, 2020
All Earthquakes — October 29, 2020
Showing 30 of 152 (filtered from 383)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2020-10-29 2020-10-29 23:51:37 UTC | 2.7md | 3 km SW of Indios, Puerto Rico 17.973°, -66.841° | 13.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.7 earthquake 3 km SW of Indios, Puerto Rico with origin time 23:51 UTC on October 29, 2020. It arrived roughly 9 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 M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 23:46:42 UTC | 2.1ml | 84 km SSE of Sand Point, Alaska 54.660°, -159.893° | 9.7 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.1 earthquake 84 km SSE of Sand Point, Alaska at 23:46 UTC on October 29, 2020. This event falls inside the aftershock decay of a nearby magnitude 3.7 earthquake that occurred about 11 hours earlier. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 23:25:55 UTC | 2.1ml | 10 km WSW of Volcano, Hawaii 19.417°, -155.330° | 4.4 km | - | - | - | ✓ Reviewed | USGS → |
On October 29, 2020, worldwide seismic activity registered a magnitude 2.1 earthquake 10 km WSW of Volcano, Hawaii at 23:25 UTC. Coming 12 hours after a magnitude 2.8 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. | ||||||||
2020-10-29 2020-10-29 23:25:05 UTC | 2.1ml | 93 km SSE of Sand Point, Alaska 54.612°, -159.759° | 14.3 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.1 event was detected 93 km SSE of Sand Point, Alaska on October 29, 2020, with origin time 23:25 UTC. Coming 11 hours after a magnitude 3.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 23:23:08 UTC | 2.8ml | 139 km SSE of Sand Point, Alaska 54.156°, -159.796° | 19.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.8 earthquake was recorded 139 km SSE of Sand Point, Alaska on October 29, 2020 at 23:23 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.6 earthquake that occurred about 16 hours earlier. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 23:22:19 UTC | 2.3md | 11 km ENE of P?hala, Hawaii 19.259°, -155.386° | 33.2 km | - | - | - | Auto | USGS → |
The USGS recorded this magnitude 2.3 earthquake 11 km ENE of P?hala, Hawaii at 23:22 UTC on October 29, 2020. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 23:13:35 UTC | 2.4ml | 5 km SSW of Volcano, Hawaii 19.392°, -155.250° | 1.7 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.4 earthquake 5 km SSW of Volcano, Hawaii came in on October 29, 2020 at 23:13 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.8 earthquake that occurred about 12 hours earlier. 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. | ||||||||
2020-10-29 2020-10-29 23:12:04 UTC | 4.7mb | 90 km ESE of Port-Vila, Vanuatu -18.117°, 169.072° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.7 seismic event took place 90 km ESE of Port-Vila, Vanuatu on October 29, 2020 at 23:12 UTC. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 23:04:10 UTC | 2.4ml | 93 km SSE of Sand Point, Alaska 54.585°, -159.849° | 6.7 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.4 event was detected 93 km SSE of Sand Point, Alaska on October 29, 2020, with origin time 23:04 UTC. It arrived roughly 11 hours after a larger magnitude 3.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 22:41:51 UTC | 4.2mb | South Indian Ocean -2.462°, 88.374° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On October 29, 2020, worldwide seismic activity registered a magnitude 4.2 earthquake near South Indian Ocean at 22:41 UTC. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 22:39:35 UTC | 4.4mb | 3 km ESE of Negre?ti, Romania 46.817°, 27.476° | 10.0 km | 15 | - | - | ✓ Reviewed | USGS → |
On October 29, 2020 at 22:39 UTC, a magnitude 4.4 earthquake struck 3 km ESE of Negre?ti, Romania. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 22:33:00 UTC | 2.5ml | 112 km SSE of Sand Point, Alaska 54.377°, -159.932° | 4.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.5 earthquake was recorded 112 km SSE of Sand Point, Alaska on October 29, 2020 at 22:33 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.1 earthquake that occurred about 6 hours earlier. 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. | ||||||||
2020-10-29 2020-10-29 22:18:57 UTC | 3.3ml | 84 km SE of Sand Point, Alaska 54.725°, -159.714° | 26.8 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 3.3 earthquake 84 km SE of Sand Point, Alaska came in on October 29, 2020 at 22:18 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 M3.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 22:18:05 UTC | 2.9ml | 109 km SSE of Sand Point, Alaska 54.404°, -159.977° | 21.6 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.9 earthquake 109 km SSE of Sand Point, Alaska came in on October 29, 2020 at 22:18 UTC. It arrived roughly 10 hours after a larger magnitude 3.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 22:12:52 UTC | 2.8ml | 108 km SSE of Sand Point, Alaska 54.416°, -159.957° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.8 earthquake 108 km SSE of Sand Point, Alaska with origin time 22:12 UTC on October 29, 2020. Coming 10 hours after a magnitude 3.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 22:02:47 UTC | 4.7mb | 59 km WSW of Kandrian, Papua New Guinea -6.489°, 149.086° | 37.8 km | - | - | - | ✓ Reviewed | USGS → |
October 29, 2020 brought a magnitude 4.7 earthquake 59 km WSW of Kandrian, Papua New Guinea, logged at 22:02 UTC. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 21:39:33 UTC | 2.4ml | 10km ESE of Big Bear City, CA 34.230°, -116.749° | 3.3 km | 3 | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.4 earthquake 10km ESE of Big Bear City, CA at 21:39 UTC on October 29, 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. | ||||||||
2020-10-29 2020-10-29 21:29:37 UTC | 4.3mb | 268 km E of Levuka, Fiji -17.865°, -178.157° | 521.2 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.3 event was detected 268 km E of Levuka, Fiji on October 29, 2020, with origin time 21:29 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 21:22:33 UTC | 2.1ml | 102 km SE of Sand Point, Alaska 54.585°, -159.570° | 25.9 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.1 earthquake 102 km SE of Sand Point, Alaska came in on October 29, 2020 at 21:22 UTC. It arrived roughly 9 hours after a larger magnitude 3.7 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. | ||||||||
2020-10-29 2020-10-29 21:13:00 UTC | 2.7ml | 115 km SSE of Sand Point, Alaska 54.394°, -159.760° | 18.5 km | - | - | - | ✓ Reviewed | USGS → |
On October 29, 2020, worldwide seismic activity registered a magnitude 2.7 earthquake 115 km SSE of Sand Point, Alaska at 21:13 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.1 earthquake that occurred about 5 hours earlier. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 20:54:44 UTC | 2.1ml | 1 km NE of Beaver, Utah 38.285°, -112.627° | 5.6 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.1 seismic event took place 1 km NE of Beaver, Utah on October 29, 2020 at 20:54 UTC. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 20:38:26 UTC | 3.0ml | 112 km SSE of Sand Point, Alaska 54.434°, -159.705° | 20.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 3.0 earthquake 112 km SSE of Sand Point, Alaska at 20:38 UTC on October 29, 2020. This event falls inside the aftershock decay of a nearby magnitude 4.1 earthquake that occurred about 4 hours earlier. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 20:36:19 UTC | 2.7ml | 88 km SSE of Sand Point, Alaska 54.652°, -159.793° | 24.3 km | - | - | - | ✓ Reviewed | USGS → |
At 20:36 UTC on October 29, 2020, a magnitude 2.7 tremor occurred 88 km SSE of Sand Point, Alaska. Coming 8 hours after a magnitude 3.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 20:06:11 UTC | 2.3ml | 110 km SE of Sand Point, Alaska 54.538°, -159.470° | 38.0 km | - | - | - | ✓ Reviewed | USGS → |
On October 29, 2020 at 20:06 UTC, a magnitude 2.3 earthquake struck 110 km SE of Sand Point, Alaska. This event falls inside the aftershock decay of a nearby magnitude 3.1 earthquake that occurred about 1 hours earlier. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 20:04:31 UTC | 3.1ml | 108 km SSE of Sand Point, Alaska 54.467°, -159.740° | 19.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.1 earthquake was recorded 108 km SSE of Sand Point, Alaska on October 29, 2020 at 20:04 UTC. It arrived roughly 4 hours after a larger magnitude 4.1 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 19:56:22 UTC | 4.5mb | 105 km ENE of Hasaki, Japan 36.159°, 141.884° | 38.6 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.5 earthquake 105 km ENE of Hasaki, Japan came in on October 29, 2020 at 19:56 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 19:50:37 UTC | 2.2ml | 34 km NNW of Valdez, Alaska 61.392°, -146.685° | 17.7 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.2 event was detected 34 km NNW of Valdez, Alaska on October 29, 2020, with origin time 19:50 UTC. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 19:01:24 UTC | 4.6mwr | 53 km SW of San Francisco Menéndez, El Salvador 13.489°, -90.349° | 56.2 km | 4 | - | - | ✓ Reviewed | USGS → |
At 19:01 UTC on October 29, 2020, a magnitude 4.6 tremor occurred 53 km SW of San Francisco Menéndez, El Salvador. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 18:45:26 UTC | 5.0mb | 83 km NW of Neiafu, Tonga -18.225°, -174.633° | 78.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 5.0 earthquake was recorded 83 km NW of Neiafu, Tonga on October 29, 2020 at 18:45 UTC. The event was offshore. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2020-10-29 2020-10-29 18:37:56 UTC | 2.5ml | 108 km SSE of Sand Point, Alaska 54.425°, -159.908° | 7.1 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.5 earthquake 108 km SSE of Sand Point, Alaska with origin time 18:37 UTC on October 29, 2020. Coming 2 hours after a magnitude 4.1 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.5 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 29, 2020. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.