Earthquakes on March 20, 2026
265
EARTHQUAKES on March 20, 2026
24-hour UTC period · USGS data
LARGEST: M6.5 — South Shetland Islands
21 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
3
M4.0–4.9
50
M3.0–3.9
13
M2.0–2.9
63
M1.0–1.9
136
Activity Summary
265
Total earthquakes
~250
Daily average
Normal
Activity level
3
M5.0+ events
Significant Earthquakes (M4.5+)
6.5
South Shetland Islands
00:22 UTC · 21.0 km deep
6.1
98 km WNW of Isangel, Vanuatu
02:30 UTC · 21.0 km deep
05.1
South Shetland Islands
01:15 UTC · 10.0 km deep
4.9
21 km SSE of Hualien City, Taiwan
13:32 UTC · 27.7 km deep
4.9
30 km SW of Sinabang, Indonesia
12:28 UTC · 10.0 km deep
4.9
14 km N of Paramythiá, Greece
09:40 UTC · 10.0 km deep
Felt by 1
4.9
northern Mid-Atlantic Ridge
05:00 UTC · 10.0 km deep
4.8
87 km WNW of Puerto, Chile
20:06 UTC · 16.4 km deep
Felt by 3
Earthquake Map — March 20, 2026
All Earthquakes — March 20, 2026
Showing 30 of 129 (filtered from 265)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2026-03-20 2026-03-20 23:50:45 UTC | 2.9ml | 85 km SW of Atka, Alaska 51.629°, -175.043° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.9 seismic event took place 85 km SW of Atka, Alaska on March 20, 2026 at 23:50 UTC. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 23:31:21 UTC | 4.5mb | 16 km W of Lixoúri, Greece 38.217°, 20.253° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.5 earthquake 16 km W of Lixoúri, Greece with origin time 23:31 UTC on March 20, 2026. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 23:16:26 UTC | 2.5ml | 81 km SSW of Adak, Alaska 51.258°, -177.259° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.5 event was detected 81 km SSW of Adak, Alaska on March 20, 2026, with origin time 23:16 UTC. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 22:42:13 UTC | 2.7ml | 115 km ESE of Akutan, Alaska 53.704°, -164.179° | 44.5 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.7 earthquake 115 km ESE of Akutan, Alaska came in on March 20, 2026 at 22:42 UTC. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 22:31:41 UTC | 2.9ml | 55 km S of Whites City, New Mexico 31.672°, -104.405° | 7.1 km | - | - | - | ✓ Reviewed | USGS → |
March 20, 2026 brought a magnitude 2.9 earthquake 55 km S of Whites City, New Mexico, logged at 22:31 UTC. It arrived roughly 20 hours after a larger magnitude 3.0 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 22:31:20 UTC | 2.9ml | 55 km S of Whites City, New Mexico 31.672°, -104.406° | 7.0 km | - | - | - | ✓ Reviewed | USGS → |
On March 20, 2026 at 22:31 UTC, a magnitude 2.9 earthquake struck 55 km S of Whites City, New Mexico. This event falls inside the aftershock decay of a nearby magnitude 3.0 earthquake that occurred about 20 hours earlier. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 22:29:40 UTC | 2.2ml | 54 km S of Whites City, New Mexico 31.681°, -104.401° | 5.8 km | - | - | - | ✓ Reviewed | USGS → |
At 22:29 UTC on March 20, 2026, a magnitude 2.2 tremor occurred 54 km S of Whites City, New Mexico. Coming 20 hours after a magnitude 3.0 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. | ||||||||
2026-03-20 2026-03-20 22:17:06 UTC | 4.4mb | 272 km SW of Houma, Tonga -22.777°, -177.303° | 248.9 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.4 earthquake 272 km SW of Houma, Tonga came in on March 20, 2026 at 22:17 UTC. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 22:16:52 UTC | 4.3mb | 134 km SSW of Severo-Kuril’sk, Russia 49.493°, 155.704° | 56.6 km | - | - | - | ✓ Reviewed | USGS → |
At 22:16 UTC on March 20, 2026, a magnitude 4.3 tremor occurred 134 km SSW of Severo-Kuril’sk, Russia. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 21:52:56 UTC | 2.6ml | 55 km S of Whites City, New Mexico 31.680°, -104.399° | 6.1 km | - | - | - | ✓ Reviewed | USGS → |
On March 20, 2026, worldwide seismic activity registered a magnitude 2.6 earthquake 55 km S of Whites City, New Mexico at 21:52 UTC. Coming 19 hours after a magnitude 3.0 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. | ||||||||
2026-03-20 2026-03-20 21:51:37 UTC | 2.4md | 11 km S of Woodlake, Virginia 37.318°, -77.664° | 0.0 km | 41 | - | - | ✓ Reviewed | USGS → |
On March 20, 2026, worldwide seismic activity registered a magnitude 2.4 earthquake 11 km S of Woodlake, Virginia at 21:51 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. | ||||||||
2026-03-20 2026-03-20 21:39:32 UTC | 4.0mb | 107 km W of Isangel, Vanuatu -19.480°, 168.262° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On March 20, 2026 at 21:39 UTC, a magnitude 4.0 earthquake struck 107 km W of Isangel, Vanuatu. Coming 7 hours after a magnitude 4.3 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 21:19:21 UTC | 4.6mb | 13 km NNE of Uken, Japan 28.411°, 129.295° | 58.7 km | - | - | - | ✓ Reviewed | USGS → |
On March 20, 2026, worldwide seismic activity registered a magnitude 4.6 earthquake 13 km NNE of Uken, Japan at 21:19 UTC. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 20:42:39 UTC | 3.2ml | 8 km E of Wright, Wyoming 43.749°, -105.385° | 0.0 km | - | - | - | ✓ Reviewed | USGS → |
March 20, 2026 brought a magnitude 3.2 earthquake 8 km E of Wright, Wyoming, logged at 20:42 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 20:38:52 UTC | 4.1mwr | 71 km WNW of Puerto, Chile -20.016°, -70.805° | 29.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.1 seismic event took place 71 km WNW of Puerto, Chile on March 20, 2026 at 20:38 UTC. It arrived roughly 1 hours after a larger magnitude 4.8 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 20:32:26 UTC | 4.1mb | 71 km NW of Kangding, China 30.489°, 101.476° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
March 20, 2026 brought a magnitude 4.1 earthquake 71 km NW of Kangding, China, logged at 20:32 UTC. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 20:11:20 UTC | 3.5ml | 230 km ESE of Attu Station, Alaska 51.956°, 176.251° | 6.3 km | - | I | - | ✓ Reviewed | USGS → |
This magnitude 3.5 event was detected 230 km ESE of Attu Station, Alaska on March 20, 2026, with origin time 20:11 UTC. See the M3.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 20:06:54 UTC | 4.8mww | 87 km WNW of Puerto, Chile -19.985°, -70.958° | 16.4 km | 3 | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.8 earthquake 87 km WNW of Puerto, Chile came in on March 20, 2026 at 20:06 UTC. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 19:55:20 UTC | 4.6mb | 102 km WNW of Isangel, Vanuatu -19.257°, 168.357° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 19:55 UTC on March 20, 2026, a magnitude 4.6 tremor occurred 102 km WNW of Isangel, Vanuatu. Coming 17 hours after a magnitude 6.1 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 19:17:19 UTC | 2.7ml | 95 km SSE of Sand Point, Alaska 54.501°, -160.169° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.7 seismic event took place 95 km SSE of Sand Point, Alaska on March 20, 2026 at 19:17 UTC. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 18:45:34 UTC | 2.0ml | 106 km N of Yakutat, Alaska 60.501°, -139.653° | 0.5 km | - | - | - | ✓ Reviewed | USGS → |
At 18:45 UTC on March 20, 2026, a magnitude 2.0 tremor occurred 106 km N of Yakutat, Alaska. This event falls inside the aftershock decay of a nearby magnitude 2.1 earthquake that occurred about 14 hours earlier. 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. | ||||||||
2026-03-20 2026-03-20 18:32:08 UTC | 4.7mb | 76 km WNW of Madang, Papua New Guinea -4.905°, 145.176° | 112.6 km | - | - | - | ✓ Reviewed | USGS → |
On March 20, 2026 at 18:32 UTC, a magnitude 4.7 earthquake struck 76 km WNW of Madang, Papua New Guinea. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 18:26:47 UTC | 4.6mb | 15 km WNW of Port-Olry, Vanuatu -14.981°, 166.939° | 43.2 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.6 earthquake 15 km WNW of Port-Olry, Vanuatu at 18:26 UTC on March 20, 2026. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 18:01:31 UTC | 2.5ml | 55 km S of Whites City, New Mexico 31.676°, -104.396° | 5.4 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.5 earthquake 55 km S of Whites City, New Mexico came in on March 20, 2026 at 18:01 UTC. It arrived roughly 15 hours after a larger magnitude 3.0 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 18:01:28 UTC | 2.0ml | 4 km W of Lake Henshaw, CA 33.243°, -116.810° | 10.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.0 earthquake 4 km W of Lake Henshaw, CA with origin time 18:01 UTC on March 20, 2026. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 17:33:01 UTC | 2.2ml | 57 km WSW of Denali National Park, Alaska 63.382°, -152.822° | 1.4 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.2 earthquake 57 km WSW of Denali National Park, Alaska at 17:33 UTC on March 20, 2026. 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. | ||||||||
2026-03-20 2026-03-20 17:22:47 UTC | 2.5ml | 200 km WSW of Yakutat, Alaska 58.604°, -142.712° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.5 seismic event took place 200 km WSW of Yakutat, Alaska on March 20, 2026 at 17:22 UTC. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 17:19:44 UTC | 2.5ml | 121 km N of Yakutat, Alaska 60.635°, -139.942° | 0.8 km | - | - | - | ✓ Reviewed | USGS → |
March 20, 2026 brought a magnitude 2.5 earthquake 121 km N of Yakutat, Alaska, logged at 17:19 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. | ||||||||
2026-03-20 2026-03-20 17:14:46 UTC | 3.4ml | 86 km SW of Nikolski, Alaska 52.441°, -169.849° | 13.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.4 seismic event took place 86 km SW of Nikolski, Alaska on March 20, 2026 at 17:14 UTC. The event was offshore. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-03-20 2026-03-20 17:13:44 UTC | 4.2mb | 56 km NNE of Ternate, Indonesia 1.284°, 127.531° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
March 20, 2026 brought a magnitude 4.2 earthquake 56 km NNE of Ternate, Indonesia, logged at 17:13 UTC. See the M4.2 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 March 20, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.