Earthquakes on April 1, 2024
241
EARTHQUAKES on April 1, 2024
24-hour UTC period · USGS data
LARGEST: M5.9 — 7 km SW of Kuji, Japan
73 km deep · 24 people felt it
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
3
M4.0–4.9
26
M3.0–3.9
9
M2.0–2.9
43
M1.0–1.9
160
Activity Summary
241
Total earthquakes
~250
Daily average
Normal
Activity level
3
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.9
7 km SW of Kuji, Japan
19:24 UTC · 73.0 km deep
Felt by 24
5.3
northern East Pacific Rise
14:45 UTC · 10.0 km deep
5.1
43 km W of Panguna, Papua New Guinea
01:39 UTC · 163.6 km deep
4.9
Kermadec Islands region
06:07 UTC · 10.0 km deep
4.8
Fiji region
21:11 UTC · 545.4 km deep
4.6
296 km ESE of Port Mathurin, Mauritius
21:59 UTC · 10.0 km deep
4.6
99 km SSW of Uyuni, Bolivia
10:25 UTC · 194.5 km deep
4.6
2 km NNE of Santa Lucia, Philippines
04:44 UTC · 139.5 km deep
0Earthquake Map — April 1, 2024
All Earthquakes — April 1, 2024
Showing 30 of 81 (filtered from 241)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2024-04-01 2024-04-01 23:45:31 UTC | 3.1ml | 121 km W of Adak, Alaska 51.990°, -178.391° | 155.4 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 3.1 event was detected 121 km W of Adak, Alaska on April 1, 2024, with origin time 23:45 UTC. The event was offshore. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 23:39:12 UTC | 2.6ml | 17 km S of Volcano, Hawaii 19.285°, -155.207° | 7.8 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.6 earthquake 17 km S of Volcano, Hawaii at 23:39 UTC on April 1, 2024. It arrived roughly 16 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 M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 23:24:45 UTC | 2.3md | 4 km WSW of Parcelas La Milagrosa, Puerto Rico 18.160°, -66.225° | 18.2 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.3 earthquake was recorded 4 km WSW of Parcelas La Milagrosa, Puerto Rico on April 1, 2024 at 23:24 UTC. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 23:22:42 UTC | 3.2ml | 54 km SSE of Old Harbor, Alaska 56.734°, -153.051° | 42.6 km | - | - | - | ✓ Reviewed | USGS → |
At 23:22 UTC on April 1, 2024, a magnitude 3.2 tremor occurred 54 km SSE of Old Harbor, Alaska. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 23:11:35 UTC | 2.0ml | 72 km WNW of Salamatof, Alaska 60.769°, -152.603° | 127.1 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.0 event was detected 72 km WNW of Salamatof, Alaska on April 1, 2024, with origin time 23:11 UTC. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 21:59:55 UTC | 4.6mb | 296 km ESE of Port Mathurin, Mauritius -20.241°, 66.189° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.6 earthquake 296 km ESE of Port Mathurin, Mauritius at 21:59 UTC on April 1, 2024. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 21:51:10 UTC | 3.6ml | 184 km WSW of Adak, Alaska 51.266°, -179.103° | 26.0 km | - | II | - | ✓ Reviewed | USGS → |
A magnitude 3.6 earthquake was recorded 184 km WSW of Adak, Alaska on April 1, 2024 at 21:51 UTC. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 21:31:46 UTC | 3.7ml | 73 km SSE of Lavrentiya, Russia 65.010°, -170.266° | 28.6 km | - | I | - | ✓ Reviewed | USGS → |
April 1, 2024 brought a magnitude 3.7 earthquake 73 km SSE of Lavrentiya, Russia, logged at 21:31 UTC. See the M3.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 21:16:58 UTC | 3.6mb | 203 km W of Bandon, Oregon 43.290°, -126.908° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.6 earthquake 203 km W of Bandon, Oregon with origin time 21:16 UTC on April 1, 2024. The event was offshore. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 21:11:17 UTC | 4.8mb | Fiji region -21.020°, -178.543° | 545.4 km | - | - | - | ✓ Reviewed | USGS → |
At 21:11 UTC on April 1, 2024, a magnitude 4.8 tremor occurred in the Fiji region. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 21:00:13 UTC | 3.7mb | 70 km WSW of Adak, Alaska 51.746°, -177.630° | 124.0 km | - | - | - | ✓ Reviewed | USGS → |
On April 1, 2024 at 21:00 UTC, a magnitude 3.7 earthquake struck 70 km WSW of Adak, Alaska. See the M3.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 20:20:29 UTC | 2.1ml | 13 km SW of Searles Valley, CA 35.684°, -117.505° | 4.1 km | 1 | - | - | ✓ Reviewed | USGS → |
This magnitude 2.1 event was detected 13 km SW of Searles Valley, CA on April 1, 2024, with origin time 20:20 UTC. 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. | ||||||||
2024-04-01 2024-04-01 20:05:16 UTC | 2.3ml | 60 km WSW of Akhiok, Alaska 56.696°, -155.044° | 0.3 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.3 earthquake 60 km WSW of Akhiok, Alaska at 20:05 UTC on April 1, 2024. 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. | ||||||||
2024-04-01 2024-04-01 19:38:05 UTC | 2.5ml | 14 km ESE of Stanton, Texas 32.092°, -101.643° | 6.2 km | - | - | - | ✓ Reviewed | USGS → |
April 1, 2024 brought a magnitude 2.5 earthquake 14 km ESE of Stanton, Texas, logged at 19:38 UTC. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 19:29:43 UTC | 4.0ml | 122 km SE of Chignik, Alaska 55.433°, -157.193° | 15.2 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.0 earthquake 122 km SE of Chignik, Alaska came in on April 1, 2024 at 19:29 UTC. The event was offshore. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 19:24:36 UTC | 5.9mww | 7 km SW of Kuji, Japan 40.144°, 141.698° | 73.0 km | 24 | VI | green | ✓ Reviewed | USGS → |
On April 1, 2024 at 19:24 UTC, a magnitude 5.9 earthquake struck 7 km SW of Kuji, Japan. 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 1, 2024. See the M5.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 19:21:10 UTC | 2.2ml | 131 km SW of Adak, Alaska 51.176°, -178.165° | 21.8 km | - | - | - | ✓ Reviewed | USGS → |
On April 1, 2024, worldwide seismic activity registered a magnitude 2.2 earthquake 131 km SW of Adak, Alaska at 19:21 UTC. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 18:34:43 UTC | 2.0ml | 55 km S of Whites City, New Mexico 31.676°, -104.422° | 6.4 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.0 earthquake 55 km S of Whites City, New Mexico came in on April 1, 2024 at 18:34 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 18:33:43 UTC | 2.2ml | 6 km SSW of Salcha, Alaska 64.475°, -146.972° | 10.5 km | 1 | - | - | ✓ Reviewed | USGS → |
At 18:33 UTC on April 1, 2024, a magnitude 2.2 tremor occurred 6 km SSW of Salcha, Alaska. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 18:26:46 UTC | 2.5ml | 42 km ENE of Susitna North, Alaska 62.348°, -149.137° | 1.7 km | - | - | - | ✓ Reviewed | USGS → |
On April 1, 2024 at 18:26 UTC, a magnitude 2.5 earthquake struck 42 km ENE of Susitna North, Alaska. 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 M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 18:20:38 UTC | 4.2mb | 83 km SSE of Pondaguitan, Philippines 5.692°, 126.530° | 55.5 km | - | - | - | ✓ Reviewed | USGS → |
On April 1, 2024 at 18:20 UTC, a magnitude 4.2 earthquake struck 83 km SSE of Pondaguitan, Philippines. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 18:12:38 UTC | 2.0ml | 44 km NNE of Chase, Alaska 62.828°, -149.813° | 74.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 seismic event took place 44 km NNE of Chase, Alaska on April 1, 2024 at 18:12 UTC. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 17:52:30 UTC | 2.9ml | 28 km SSW of Ocotillo Wells, CA 32.913°, -116.240° | 8.5 km | 7 | - | - | ✓ Reviewed | USGS → |
A magnitude 2.9 seismic event took place 28 km SSW of Ocotillo Wells, CA on April 1, 2024 at 17:52 UTC. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 17:25:33 UTC | 2.3ml | 39 km WNW of Adak, Alaska 51.977°, -177.179° | 95.2 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.3 event was detected 39 km WNW of Adak, Alaska on April 1, 2024, with origin time 17:25 UTC. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 17:25:01 UTC | 2.3md | 17 km ESE of Naalehu, Hawaii 19.008°, -155.429° | 37.3 km | - | - | - | ✓ Reviewed | USGS → |
On April 1, 2024 at 17:25 UTC, a magnitude 2.3 earthquake struck 17 km ESE of Naalehu, Hawaii. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 16:44:14 UTC | 2.3ml | 76 km SSE of Akutan, Alaska 53.510°, -165.294° | 46.1 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.3 earthquake 76 km SSE of Akutan, Alaska came in on April 1, 2024 at 16:44 UTC. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 15:58:42 UTC | 3.1ml | 149 km W of Port Orford, Oregon 43.003°, -126.297° | 10.0 km | 1 | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 3.1 earthquake 149 km W of Port Orford, Oregon came in on April 1, 2024 at 15:58 UTC. The event was offshore. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 15:31:08 UTC | 4.5mb | northern East Pacific Rise 8.190°, -103.394° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 seismic event took place near northern East Pacific Rise on April 1, 2024 at 15:31 UTC. Coming 1 hours after a magnitude 5.3 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 14:56:04 UTC | 2.3ml | 108 km ESE of Nikolski, Alaska 52.709°, -167.291° | 45.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.3 seismic event took place 108 km ESE of Nikolski, Alaska on April 1, 2024 at 14:56 UTC. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-04-01 2024-04-01 14:45:16 UTC | 5.3mww | northern East Pacific Rise 8.246°, -103.240° | 10.0 km | - | - | green | ✓ Reviewed | USGS → |
A magnitude 5.3 earthquake was recorded near northern East Pacific Rise on April 1, 2024 at 14:45 UTC. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. See the M5.3 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 1, 2024. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.