Earthquakes on April 20, 2025
227
EARTHQUAKES on April 20, 2025
24-hour UTC period · USGS data
10 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
1
M4.0–4.9
31
M3.0–3.9
12
M2.0–2.9
44
M1.0–1.9
139
Activity Summary
227
Total earthquakes
~250
Daily average
Normal
Activity level
1
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.4
152 km WSW of Fakfak, Indonesia
18:19 UTC · 10.0 km deep
4.9
38 km WNW of Port-Vila, Vanuatu
17:45 UTC · 46.4 km deep
Felt by 31
4.9
South Indian Ocean
05:22 UTC · 10.0 km deep
4.7
South Indian Ocean
20:59 UTC · 10.0 km deep
4.7
143 km WSW of Merizo Village, Guam
20:33 UTC · 131.6 km deep
4.6
65 km WNW of Sola, Vanuatu
15:15 UTC · 109.7 km deep
Felt by 3
4.5
34 km W of Castro, Chile
12:48 UTC · 44.8 km deep
4.5
10 km SSW of Ichihara, Japan
06:11 UTC · 85.6 km deep
Felt by 15
Earthquake Map — April 20, 2025
All Earthquakes — April 20, 2025
Showing 30 of 88 (filtered from 227)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2025-04-20 2025-04-20 23:53:50 UTC | 2.6ml | 153 km WSW of Adak, Alaska 51.289°, -178.643° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.6 earthquake 153 km WSW of Adak, Alaska came in on April 20, 2025 at 23:53 UTC. It arrived roughly 1 hours after a larger magnitude 3.9 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 23:41:16 UTC | 3.0ml | 163 km WSW of Adak, Alaska 51.102°, -178.632° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.0 earthquake 163 km WSW of Adak, Alaska with origin time 23:41 UTC on April 20, 2025. It arrived roughly 1 hours after a larger magnitude 3.9 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 23:28:33 UTC | 3.9mb | 156 km WSW of Adak, Alaska 51.196°, -178.615° | 35.0 km | - | I | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.9 earthquake 156 km WSW of Adak, Alaska with origin time 23:28 UTC on April 20, 2025. See the M3.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 23:12:12 UTC | 2.1ml | 149 km WSW of Adak, Alaska 51.225°, -178.522° | 22.2 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.1 earthquake 149 km WSW of Adak, Alaska came in on April 20, 2025 at 23:12 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 23:09:44 UTC | 2.2ml | 58 km S of Whites City, New Mexico 31.650°, -104.295° | 7.7 km | - | - | - | ✓ Reviewed | USGS → |
On April 20, 2025 at 23:09 UTC, a magnitude 2.2 earthquake struck 58 km S of Whites City, New Mexico. This event falls inside the aftershock decay of a nearby magnitude 3.1 earthquake that occurred about 7 hours earlier. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 22:53:04 UTC | 2.6ml | 86 km ENE of Akutan, Alaska 54.390°, -164.525° | 94.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.6 seismic event took place 86 km ENE of Akutan, Alaska on April 20, 2025 at 22:53 UTC. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 22:44:55 UTC | 2.6md | 3 km W of Guayanilla, Puerto Rico 18.023°, -66.821° | 13.4 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.6 earthquake was recorded 3 km W of Guayanilla, Puerto Rico on April 20, 2025 at 22:44 UTC. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 22:40:45 UTC | 2.2ml | 15 km SSE of Kelly, Wyoming 43.498°, -110.546° | 5.4 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.2 earthquake 15 km SSE of Kelly, Wyoming at 22:40 UTC on April 20, 2025. It arrived roughly 1 hours after a larger magnitude 2.9 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. | ||||||||
2025-04-20 2025-04-20 22:40:31 UTC | 3.1ml | 81 km S of King Cove, Alaska 54.336°, -162.486° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.1 seismic event took place 81 km S of King Cove, Alaska on April 20, 2025 at 22:40 UTC. The event was offshore. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 22:39:37 UTC | 3.0md | 46 km NNE of Isabela, Puerto Rico 18.905°, -66.914° | 16.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.0 earthquake was recorded 46 km NNE of Isabela, Puerto Rico on April 20, 2025 at 22:39 UTC. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 22:22:27 UTC | 2.1ml | 8 km SE of Malibu, CA 33.952°, -118.758° | 10.5 km | 3 | - | - | ✓ Reviewed | USGS → |
April 20, 2025 brought a magnitude 2.1 earthquake 8 km SE of Malibu, CA, logged at 22:22 UTC. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 22:03:29 UTC | 4.4mb | 42 km SSW of Paracas, Peru -14.243°, -76.356° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On April 20, 2025 at 22:03 UTC, a magnitude 4.4 earthquake struck 42 km SSW of Paracas, Peru. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 21:55:48 UTC | 3.0md | 35 km WNW of Petrolia, CA 40.346°, -124.692° | 20.5 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 3.0 earthquake 35 km WNW of Petrolia, CA at 21:55 UTC on April 20, 2025. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 21:51:03 UTC | 4.3mb | 114 km WNW of Ternate, Indonesia 1.346°, 126.517° | 72.2 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.3 event was detected 114 km WNW of Ternate, Indonesia on April 20, 2025, with origin time 21:51 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 21:25:50 UTC | 3.4md | 85 km NE of Cruz Bay, U.S. Virgin Islands 18.874°, -64.216° | 33.9 km | - | - | - | ✓ Reviewed | USGS → |
At 21:25 UTC on April 20, 2025, a magnitude 3.4 tremor occurred 85 km NE of Cruz Bay, U.S. Virgin Islands. The event was offshore. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 21:14:46 UTC | 2.9ml | 14 km E of Jackson, Wyoming 43.477°, -110.578° | 5.0 km | 1 | - | - | ✓ Reviewed | USGS → |
This magnitude 2.9 event was detected 14 km E of Jackson, Wyoming on April 20, 2025, with origin time 21:14 UTC. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 21:10:04 UTC | 2.9ml | 140 km SE of Akutan, Alaska 53.264°, -164.225° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.9 earthquake 140 km SE of Akutan, Alaska came in on April 20, 2025 at 21:10 UTC. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 21:06:43 UTC | 2.0ml | 6 km S of Mentone, CA 34.012°, -117.122° | 17.4 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 earthquake was recorded 6 km S of Mentone, CA on April 20, 2025 at 21:06 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 20:59:33 UTC | 4.7mb | South Indian Ocean -25.257°, 55.849° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On April 20, 2025, worldwide seismic activity registered a magnitude 4.7 earthquake near South Indian Ocean at 20:59 UTC. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 20:35:24 UTC | 2.5ml | 79 km SW of Adak, Alaska 51.469°, -177.580° | 33.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.5 earthquake 79 km SW of Adak, Alaska with origin time 20:35 UTC on April 20, 2025. Coming 15 hours after a magnitude 2.9 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 20:34:33 UTC | 4.1mb | 36 km ESE of Rasht, Tajikistan 38.952°, 70.785° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.1 earthquake 36 km ESE of Rasht, Tajikistan at 20:34 UTC on April 20, 2025. This event falls inside the aftershock decay of a nearby magnitude 4.3 earthquake that occurred about 1 hours earlier. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 20:33:33 UTC | 4.7mb | 143 km WSW of Merizo Village, Guam 12.854°, 143.413° | 131.6 km | - | - | - | ✓ Reviewed | USGS → |
At 20:33 UTC on April 20, 2025, a magnitude 4.7 tremor occurred 143 km WSW of Merizo Village, Guam. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 20:20:33 UTC | 4.3mb | 32 km ESE of Rasht, Tajikistan 38.966°, 70.743° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.3 earthquake 32 km ESE of Rasht, Tajikistan came in on April 20, 2025 at 20:20 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 20:16:46 UTC | 2.2ml | 13 km ESE of Stanton, Texas 32.090°, -101.654° | 6.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 earthquake was recorded 13 km ESE of Stanton, Texas on April 20, 2025 at 20:16 UTC. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 19:25:48 UTC | 4.2mb | 159 km S of Kokopo, Papua New Guinea -5.788°, 152.246° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.2 earthquake was recorded 159 km S of Kokopo, Papua New Guinea on April 20, 2025 at 19:25 UTC. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 19:21:53 UTC | 2.6ml | 50 km NNW of Glacier View, Alaska 62.233°, -147.997° | 6.9 km | 2 | - | - | ✓ Reviewed | USGS → |
April 20, 2025 brought a magnitude 2.6 earthquake 50 km NNW of Glacier View, Alaska, logged at 19:21 UTC. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 19:16:41 UTC | 2.8ml | 297 km WSW of Adak, Alaska 51.131°, 179.245° | 27.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.8 earthquake was recorded 297 km WSW of Adak, Alaska on April 20, 2025 at 19:16 UTC. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 19:01:43 UTC | 3.0ml | 17 km ESE of Wright, Wyoming 43.693°, -105.295° | 0.0 km | - | - | - | ✓ Reviewed | USGS → |
On April 20, 2025, worldwide seismic activity registered a magnitude 3.0 earthquake 17 km ESE of Wright, Wyoming at 19:01 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 18:44:07 UTC | 2.9ml | 83 km SE of False Pass, Alaska 54.315°, -162.510° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.9 seismic event took place 83 km SE of False Pass, Alaska on April 20, 2025 at 18:44 UTC. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-04-20 2025-04-20 18:19:50 UTC | 5.4mww | 152 km WSW of Fakfak, Indonesia -3.367°, 130.996° | 10.0 km | - | V | green | ✓ Reviewed | USGS → |
On April 20, 2025 at 18:19 UTC, a magnitude 5.4 earthquake struck 152 km WSW of Fakfak, Indonesia. 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 April 20, 2025. See the M5.4 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, 2025. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.