Earthquakes on April 20, 2026
325
EARTHQUAKES on April 20, 2026
24-hour UTC period · USGS data
LARGEST: M7.4 — 102 km ENE of Miyako, Japan
25 km deep · 136 people felt it
Elevated activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
14
M4.0–4.9
55
M3.0–3.9
24
M2.0–2.9
59
M1.0–1.9
173
Activity Summary
325
Total earthquakes
~250
Daily average
Elevated
Activity level
14
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
7.4
102 km ENE of Miyako, Japan
07:52 UTC · 25.0 km deep
Felt by 136
6.0
100 km E of Miyako, Japan
07:56 UTC · 35.0 km deep
5.4
100 km E of Yamada, Japan
08:33 UTC · 35.0 km deep
5.4
111 km E of Miyako, Japan
08:32 UTC · 30.1 km deep
Felt by 3
5.4
143 km ENE of Miyako, Japan
08:03 UTC · 34.9 km deep
5.4
western Indian-Antarctic Ridge
01:21 UTC · 10.0 km deep
5.3
171 km WNW of Abepura, Indonesia
18:47 UTC · 20.9 km deep
5.3
117 km E of Yamada, Japan
08:02 UTC · 35.0 km deep
Earthquake Map — April 20, 2026
All Earthquakes — April 20, 2026
Showing 30 of 152 (filtered from 325)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2026-04-20 2026-04-20 23:44:55 UTC | 2.4ml | 13 km SSW of La Quinta, CA 33.555°, -116.374° | 11.5 km | - | - | - | ✓ Reviewed | USGS → |
On April 20, 2026 at 23:44 UTC, a magnitude 2.4 earthquake struck 13 km SSW of La Quinta, CA. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 23:36:58 UTC | 3.1md | 92 km NNE of San Juan, Puerto Rico 19.272°, -65.856° | 25.9 km | - | - | - | ✓ Reviewed | USGS → |
On April 20, 2026, worldwide seismic activity registered a magnitude 3.1 earthquake 92 km NNE of San Juan, Puerto Rico at 23:36 UTC. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 23:36:51 UTC | 4.1mb | 101 km E of Yamada, Japan 39.408°, 143.125° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
April 20, 2026 brought a magnitude 4.1 earthquake 101 km E of Yamada, Japan, logged at 23:36 UTC. Coming 15 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 M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 23:26:41 UTC | 4.3mb | 77 km SW of Paracas, Peru -14.439°, -76.682° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.3 event was detected 77 km SW of Paracas, Peru on April 20, 2026, with origin time 23:26 UTC. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 22:55:19 UTC | 2.5md | 22 km WSW of Petrolia, CA 40.280°, -124.534° | 19.2 km | - | - | - | ✓ Reviewed | USGS → |
At 22:55 UTC on April 20, 2026, a magnitude 2.5 tremor occurred 22 km WSW of Petrolia, CA. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 22:54:08 UTC | 4.2mb | south of the Kermadec Islands -33.950°, -179.728° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On April 20, 2026 at 22:54 UTC, a magnitude 4.2 earthquake struck south of the Kermadec Islands. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 22:42:51 UTC | 4.0mb | off the coast of Oregon 44.401°, -129.887° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.0 earthquake near off the coast of Oregon came in on April 20, 2026 at 22:42 UTC. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 22:25:37 UTC | 2.0ml | 2 km WSW of Pāhala, Hawaii 19.197°, -155.498° | 32.9 km | 1 | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.0 earthquake 2 km WSW of Pāhala, Hawaii with origin time 22:25 UTC on April 20, 2026. This event falls inside the aftershock decay of a nearby magnitude 2.1 earthquake that occurred about 6 hours earlier. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 22:11:43 UTC | 4.9mb | south of the Kermadec Islands -32.422°, -178.465° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 22:11 UTC on April 20, 2026, a magnitude 4.9 tremor occurred south of the Kermadec Islands. Coming 15 hours after a magnitude 5.2 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 22:06:08 UTC | 4.1mb | 152 km E of Miyako, Japan 39.730°, 143.716° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On April 20, 2026 at 22:06 UTC, a magnitude 4.1 earthquake struck 152 km E of Miyako, Japan. It arrived roughly 14 hours after a larger magnitude 5.3 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 21:59:56 UTC | 4.5mb | off the coast of Ecuador 1.160°, -85.349° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.5 event was detected near off the coast of Ecuador on April 20, 2026, with origin time 21:59 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 21:57:25 UTC | 3.2ml | 33 km SE of Johannesburg, CA 35.178°, -117.367° | 5.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.2 earthquake 33 km SE of Johannesburg, CA with origin time 21:57 UTC on April 20, 2026. The event was offshore. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 21:50:34 UTC | 4.2mb | 101 km ENE of Miyako, Japan 39.961°, 143.056° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.2 earthquake was recorded 101 km ENE of Miyako, Japan on April 20, 2026 at 21:50 UTC. It arrived roughly 14 hours after a larger magnitude 7.4 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 21:47:38 UTC | 3.9mb | 229 km ESE of Attu Station, Alaska 52.345°, 176.476° | 12.4 km | - | - | - | ✓ Reviewed | USGS → |
April 20, 2026 brought a magnitude 3.9 earthquake 229 km ESE of Attu Station, Alaska, logged at 21:47 UTC. It arrived roughly 6 hours after a larger magnitude 4.4 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M3.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 21:45:25 UTC | 4.1mb | 229 km SSE of Amahai, Indonesia -5.255°, 129.723° | 213.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.1 earthquake was recorded 229 km SSE of Amahai, Indonesia on April 20, 2026 at 21:45 UTC. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 21:32:49 UTC | 2.2ml | 80 km SSE of King Cove, Alaska 54.386°, -161.855° | 13.9 km | - | - | - | ✓ Reviewed | USGS → |
At 21:32 UTC on April 20, 2026, a magnitude 2.2 tremor occurred 80 km SSE of King Cove, Alaska. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 21:25:54 UTC | 4.4mb | 149 km SW of Tual, Indonesia -6.720°, 131.962° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On April 20, 2026, worldwide seismic activity registered a magnitude 4.4 earthquake 149 km SW of Tual, Indonesia at 21:25 UTC. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 21:16:10 UTC | 4.4mb | 238 km N of Gorontalo, Indonesia 2.687°, 122.941° | 487.4 km | - | - | - | ✓ Reviewed | USGS → |
At 21:16 UTC on April 20, 2026, a magnitude 4.4 tremor occurred 238 km N of Gorontalo, Indonesia. 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. | ||||||||
2026-04-20 2026-04-20 21:13:04 UTC | 4.2mb | 68 km E of Noda, Japan 39.990°, 142.600° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.2 earthquake 68 km E of Noda, Japan with origin time 21:13 UTC on April 20, 2026. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 21:09:19 UTC | 3.6ml | 21 km ESE of Wright, Wyoming 43.655°, -105.266° | 0.0 km | - | - | - | ✓ Reviewed | USGS → |
At 21:09 UTC on April 20, 2026, a magnitude 3.6 tremor occurred 21 km ESE of Wright, Wyoming. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 21:07:20 UTC | 4.5mb | 29 km SE of Nagtipunan, Philippines 16.046°, 121.816° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.5 earthquake 29 km SE of Nagtipunan, Philippines came in on April 20, 2026 at 21:07 UTC. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 20:40:25 UTC | 2.1ml | 17 km SE of Silver Springs, Nevada 39.322°, -119.060° | 7.0 km | 1 | - | - | ✓ Reviewed | USGS → |
April 20, 2026 brought a magnitude 2.1 earthquake 17 km SE of Silver Springs, Nevada, logged at 20:40 UTC. It arrived roughly 7 hours after a larger magnitude 3.4 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. | ||||||||
2026-04-20 2026-04-20 20:39:19 UTC | 3.3ml | 186 km SE of Perryville, Alaska 54.792°, -156.947° | 35.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.3 seismic event took place 186 km SE of Perryville, Alaska on April 20, 2026 at 20:39 UTC. The event was offshore. See the M3.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 20:31:56 UTC | 2.6md | 75 km W of Petrolia, CA 40.304°, -125.166° | 0.2 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.6 earthquake 75 km W of Petrolia, CA at 20:31 UTC on April 20, 2026. It arrived roughly 7 hours after a larger magnitude 3.6 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 M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 20:05:11 UTC | 2.2ml | 59 km S of Whites City, New Mexico 31.644°, -104.424° | 6.9 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.2 earthquake 59 km S of Whites City, New Mexico at 20:05 UTC on April 20, 2026. Coming 2 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. | ||||||||
2026-04-20 2026-04-20 19:22:46 UTC | 2.5ml | 86 km SE of Akutan, Alaska 53.602°, -164.808° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On April 20, 2026 at 19:22 UTC, a magnitude 2.5 earthquake struck 86 km SE of Akutan, Alaska. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 19:10:21 UTC | 4.4mb | 108 km SE of Severo-Kuril’sk, Russia 49.943°, 157.126° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.4 earthquake 108 km SE of Severo-Kuril’sk, Russia at 19:10 UTC on April 20, 2026. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 18:47:07 UTC | 5.3mww | 171 km WNW of Abepura, Indonesia -2.217°, 139.135° | 20.9 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 5.3 event was detected 171 km WNW of Abepura, Indonesia on April 20, 2026, with origin time 18:47 UTC. See the M5.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 18:02:32 UTC | 2.5md | 6 km NW of Tioga, West Virginia 38.464°, -80.698° | 11.5 km | - | - | - | ✓ Reviewed | USGS → |
On April 20, 2026, worldwide seismic activity registered a magnitude 2.5 earthquake 6 km NW of Tioga, West Virginia at 18:02 UTC. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-04-20 2026-04-20 17:39:03 UTC | 2.2ml | 19 km S of Lincoln, Montana 46.784°, -112.655° | 0.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 seismic event took place 19 km S of Lincoln, Montana on April 20, 2026 at 17:39 UTC. 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. | ||||||||
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 April 20, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.