Earthquakes on March 23, 2024
Magnitude Breakdown
Activity Summary
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
36 km ENE of Ambunti, Papua New Guinea
20:22 UTC · 41.5 km deep
Felt by 29
82 km SW of Pagar Alam, Indonesia
13:20 UTC · 62.7 km deep
Felt by 6
38 km ENE of Ambunti, Papua New Guinea
22:49 UTC · 35.0 km deep
Felt by 1
55 km ENE of Ambunti, Papua New Guinea
20:40 UTC · 35.0 km deep
Felt by 1
76 km S of Gorontalo, Indonesia
23:47 UTC · 116.5 km deep
63 km E of Lakatoro, Vanuatu
04:18 UTC · 183.3 km deep
Easter Island region
03:32 UTC · 10.0 km deep
38 km ENE of Ambunti, Papua New Guinea
20:33 UTC · 35.0 km deep
Earthquake Map — March 23, 2024

All Earthquakes — March 23, 2024
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2024-03-23 2024-03-23 23:52:54 UTC | 2.0ml | 15 km NNW of Toyah, Texas 31.438°, -103.871° | 5.1 km | - | - | - | ✓ Reviewed | USGS → |
March 23, 2024 brought a magnitude 2.0 earthquake 15 km NNW of Toyah, Texas, logged at 23:52 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.2 earthquake that occurred about 21 hours earlier. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 23:47:12 UTC | 4.9mb | 76 km S of Gorontalo, Indonesia -0.149°, 123.022° | 116.5 km | - | - | - | ✓ Reviewed | USGS → |
At 23:47 UTC on March 23, 2024, a magnitude 4.9 tremor occurred 76 km S of Gorontalo, Indonesia. The event was offshore. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 23:30:16 UTC | 4.0mb | Bonin Islands, Japan region 27.213°, 140.204° | 467.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.0 event was detected in the Bonin Islands, Japan region on March 23, 2024, with origin time 23:30 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 23:11:53 UTC | 4.5mb | 52 km SE of Vallenar, Chile -28.950°, -70.435° | 104.1 km | - | - | - | ✓ Reviewed | USGS → |
On March 23, 2024, worldwide seismic activity registered a magnitude 4.5 earthquake 52 km SE of Vallenar, Chile at 23:11 UTC. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 22:49:58 UTC | 5.1mb | 38 km ENE of Ambunti, Papua New Guinea -4.083°, 143.137° | 35.0 km | 1 | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 5.1 earthquake 38 km ENE of Ambunti, Papua New Guinea with origin time 22:49 UTC on March 23, 2024. Coming 2 hours after a magnitude 6.9 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M5.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 22:35:15 UTC | 4.2mb | 13 km ENE of Motupe, Peru -6.118°, -79.600° | 58.9 km | - | - | - | ✓ Reviewed | USGS → |
March 23, 2024 brought a magnitude 4.2 earthquake 13 km ENE of Motupe, Peru, logged at 22:35 UTC. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 22:31:30 UTC | 4.2mb | 47 km ENE of Ambunti, Papua New Guinea -4.065°, 143.222° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On March 23, 2024 at 22:31 UTC, a magnitude 4.2 earthquake struck 47 km ENE of Ambunti, Papua New Guinea. It arrived roughly 2 hours after a larger magnitude 6.9 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. | ||||||||
2024-03-23 2024-03-23 22:29:39 UTC | 2.8md | 19 km SE of Pinnacles, CA 36.420°, -120.986° | 10.9 km | - | - | - | ✓ Reviewed | USGS → |
March 23, 2024 brought a magnitude 2.8 earthquake 19 km SE of Pinnacles, CA, logged at 22:29 UTC. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 22:27:34 UTC | 4.3mb | 56 km ENE of Ambunti, Papua New Guinea -4.038°, 143.298° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.3 earthquake 56 km ENE of Ambunti, Papua New Guinea with origin time 22:27 UTC on March 23, 2024. This event falls inside the aftershock decay of a nearby magnitude 5.0 earthquake that occurred about 2 hours earlier. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 21:54:59 UTC | 2.7ml | 23 km SSW of Westbrook, Texas 32.144°, -101.068° | 0.6 km | - | - | - | ✓ Reviewed | USGS → |
At 21:54 UTC on March 23, 2024, a magnitude 2.7 tremor occurred 23 km SSW of Westbrook, Texas. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 21:52:59 UTC | 2.4md | 10 km NW of The Geysers, CA 38.827°, -122.849° | 1.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.4 seismic event took place 10 km NW of The Geysers, CA on March 23, 2024 at 21:52 UTC. It arrived roughly 1 hours after a larger magnitude 2.5 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 M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 21:52:09 UTC | 4.3mb | 53 km NE of Ambunti, Papua New Guinea -3.926°, 143.201° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On March 23, 2024, worldwide seismic activity registered a magnitude 4.3 earthquake 53 km NE of Ambunti, Papua New Guinea at 21:52 UTC. Coming 1 hours after a magnitude 4.8 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 21:49:54 UTC | 2.0ml | 59 km S of Whites City, New Mexico 31.641°, -104.311° | 6.1 km | - | - | - | ✓ Reviewed | USGS → |
On March 23, 2024 at 21:49 UTC, a magnitude 2.0 earthquake struck 59 km S of Whites City, New Mexico. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 21:49:43 UTC | 2.5md | 10 km WNW of The Geysers, CA 38.827°, -122.853° | 1.6 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.5 earthquake was recorded 10 km WNW of The Geysers, CA on March 23, 2024 at 21:49 UTC. In the 72 hours after this event, the USGS recorded 5 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. | ||||||||
2024-03-23 2024-03-23 21:46:51 UTC | 4.0mb | 45 km E of Ambunti, Papua New Guinea -4.204°, 143.224° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.0 earthquake 45 km E of Ambunti, Papua New Guinea came in on March 23, 2024 at 21:46 UTC. This event falls inside the aftershock decay of a nearby magnitude 6.9 earthquake that occurred about 1 hours earlier. The event was offshore. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 21:20:14 UTC | 4.4mb | 147 km SW of Nabire, Indonesia -4.164°, 134.437° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.4 event was detected 147 km SW of Nabire, Indonesia on March 23, 2024, with origin time 21:20 UTC. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 21:16:33 UTC | 4.2mb | 39 km NE of Ambunti, Papua New Guinea -3.934°, 143.037° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.2 earthquake was recorded 39 km NE of Ambunti, Papua New Guinea on March 23, 2024 at 21:16 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.5 earthquake that occurred about 1 hours earlier. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 20:56:31 UTC | 4.3mb | 50 km SW of Wewak, Papua New Guinea -3.812°, 143.257° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
At 20:56 UTC on March 23, 2024, a magnitude 4.3 tremor occurred 50 km SW of Wewak, Papua New Guinea. 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. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 20:51:05 UTC | 4.5mb | 39 km ENE of Ambunti, Papua New Guinea -4.043°, 143.126° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
At 20:51 UTC on March 23, 2024, a magnitude 4.5 tremor occurred 39 km ENE of Ambunti, Papua New Guinea. Coming 1 hours after a magnitude 6.9 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. | ||||||||
2024-03-23 2024-03-23 20:40:29 UTC | 5.0mb | 55 km ENE of Ambunti, Papua New Guinea -4.111°, 143.311° | 35.0 km | 1 | - | - | ✓ Reviewed | USGS → |
On March 23, 2024, worldwide seismic activity registered a magnitude 5.0 earthquake 55 km ENE of Ambunti, Papua New Guinea at 20:40 UTC. It arrived roughly 1 hours after a larger magnitude 6.9 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 20:33:20 UTC | 4.8mb | 38 km ENE of Ambunti, Papua New Guinea -4.119°, 143.147° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.8 earthquake 38 km ENE of Ambunti, Papua New Guinea came in on March 23, 2024 at 20:33 UTC. This event falls inside the aftershock decay of a nearby magnitude 6.9 earthquake that occurred about 1 hours earlier. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 20:32:23 UTC | 4.8mb | 54 km SW of Wewak, Papua New Guinea -3.937°, 143.322° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.8 seismic event took place 54 km SW of Wewak, Papua New Guinea on March 23, 2024 at 20:32 UTC. In the 72 hours after this event, the USGS recorded 4 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 20:32:18 UTC | 3.6ml | 202 km SSW of Lanai City, Hawaii 19.273°, -157.939° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.6 earthquake 202 km SSW of Lanai City, Hawaii with origin time 20:32 UTC on March 23, 2024. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 20:27:58 UTC | 2.4ml | 47 km ENE of Fort Bidwell, California 41.975°, -119.596° | 0.0 km | - | - | - | ✓ Reviewed | USGS → |
On March 23, 2024 at 20:27 UTC, a magnitude 2.4 earthquake struck 47 km ENE of Fort Bidwell, California. Coming 5 hours after a magnitude 2.9 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 M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 20:22:04 UTC | 6.9mww | 36 km ENE of Ambunti, Papua New Guinea -4.129°, 143.134° | 41.5 km | 29 | VII | green | ✓ Reviewed | USGS → |
On March 23, 2024 at 20:22 UTC, a magnitude 6.9 earthquake struck 36 km ENE of Ambunti, Papua New Guinea. A tsunami evaluation was automatically initiated given the magnitude and location. In the 72 hours after this event, the USGS recorded 6 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M6.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 20:21:21 UTC | 2.4ml | 74 km NNW of Arctic Village, Alaska 68.766°, -146.025° | 12.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.4 earthquake was recorded 74 km NNW of Arctic Village, Alaska on March 23, 2024 at 20:21 UTC. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 20:19:39 UTC | 3.0md | 24 km NW of Rincón, Puerto Rico 18.522°, -67.378° | 19.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.0 earthquake was recorded 24 km NW of Rincón, Puerto Rico on March 23, 2024 at 20:19 UTC. The event was offshore. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 20:09:35 UTC | 3.2ml | 52 km WSW of Unalaska, Alaska 53.722°, -167.285° | 106.7 km | - | - | - | ✓ Reviewed | USGS → |
At 20:09 UTC on March 23, 2024, a magnitude 3.2 tremor occurred 52 km WSW of Unalaska, Alaska. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 19:57:40 UTC | 4.2mb | 47 km NNE of Gerāsh, Iran 28.070°, 54.322° | 17.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.2 earthquake 47 km NNE of Gerāsh, Iran with origin time 19:57 UTC on March 23, 2024. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-03-23 2024-03-23 19:54:35 UTC | 3.8mb | 35 km NE of Nahrīn, Afghanistan 36.313°, 69.385° | 10.2 km | - | - | - | ✓ Reviewed | USGS → |
On March 23, 2024 at 19:54 UTC, a magnitude 3.8 earthquake struck 35 km NE of Nahrīn, Afghanistan. The event was offshore. See the M3.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
About This Page
This page shows all earthquakes recorded by the USGS Earthquake Hazards Program during the 24-hour UTC period on March 23, 2024. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.