Earthquakes on September 27, 2024
298
EARTHQUAKES on September 27, 2024
24-hour UTC period · USGS data
LARGEST: M5.2 — 277 km SW of Houma, Tonga
166 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
7
M4.0–4.9
42
M3.0–3.9
7
M2.0–2.9
45
M1.0–1.9
197
Activity Summary
298
Total earthquakes
~250
Daily average
Normal
Activity level
7
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.2
277 km SW of Houma, Tonga
21:56 UTC · 165.6 km deep
5.2
Kermadec Islands region
11:20 UTC · 355.2 km deep
5.2
80 km SW of Kirakira, Solomon Islands
02:23 UTC · 10.0 km deep
5.1
47 km S of Isangel, Vanuatu
14:58 UTC · 109.7 km deep
5.1
southern Mid-Atlantic Ridge
14:23 UTC · 10.0 km deep
5.0
southeast of Easter Island
18:35 UTC · 10.0 km deep
5.0
93 km SW of Corinto, Nicaragua
03:39 UTC · 35.0 km deep
4.9
68 km SE of Lae, Papua New Guinea
05:40 UTC · 56.7 km deep
Earthquake Map — September 27, 2024
All Earthquakes — September 27, 2024
Showing 30 of 101 (filtered from 298)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2024-09-27 2024-09-27 23:54:25 UTC | 2.0ml | 91 km SSE of King Cove, Alaska 54.348°, -161.627° | 11.0 km | - | - | - | ✓ Reviewed | USGS → |
On September 27, 2024, worldwide seismic activity registered a magnitude 2.0 earthquake 91 km SSE of King Cove, Alaska at 23:54 UTC. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 23:47:54 UTC | 4.5mb | 15 km WNW of Āwash, Ethiopia 9.039°, 40.040° | 10.3 km | - | - | - | ✓ Reviewed | USGS → |
September 27, 2024 brought a magnitude 4.5 earthquake 15 km WNW of Āwash, Ethiopia, logged at 23:47 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.9 earthquake that occurred about 19 hours earlier. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 23:46:46 UTC | 2.2ml | Rat Islands, Aleutian Islands, Alaska 51.581°, 178.297° | 26.2 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 seismic event took place near Rat Islands, Aleutian Islands, Alaska on September 27, 2024 at 23:46 UTC. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 23:45:24 UTC | 4.5mb | 19 km ESE of Metahāra, Ethiopia 8.816°, 40.077° | 8.9 km | 2 | - | - | ✓ Reviewed | USGS → |
On September 27, 2024 at 23:45 UTC, a magnitude 4.5 earthquake struck 19 km ESE of Metahāra, Ethiopia. Coming 19 hours after a magnitude 4.9 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. | ||||||||
2024-09-27 2024-09-27 23:39:25 UTC | 4.8mb | 57 km NNE of Yaguaraparo, Venezuela 11.046°, -62.609° | 118.7 km | 1 | - | - | ✓ Reviewed | USGS → |
On September 27, 2024 at 23:39 UTC, a magnitude 4.8 earthquake struck 57 km NNE of Yaguaraparo, Venezuela. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 23:33:32 UTC | 2.0ml | 81 km SE of Akutan, Alaska 53.590°, -164.958° | 48.8 km | - | - | - | ✓ Reviewed | USGS → |
At 23:33 UTC on September 27, 2024, a magnitude 2.0 tremor occurred 81 km SE of Akutan, Alaska. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 23:24:53 UTC | 2.7ml | 194 km SSE of Unalaska, Alaska 52.312°, -165.240° | 18.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.7 earthquake was recorded 194 km SSE of Unalaska, Alaska on September 27, 2024 at 23:24 UTC. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 22:53:34 UTC | 2.1ml | 40 km S of Atka, Alaska 51.838°, -174.297° | 54.6 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.1 earthquake 40 km S of Atka, Alaska at 22:53 UTC on September 27, 2024. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 22:22:50 UTC | 4.6mb | 78 km S of Mil’kovo, Russia 53.994°, 158.792° | 145.8 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.6 earthquake 78 km S of Mil’kovo, Russia with origin time 22:22 UTC on September 27, 2024. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 22:09:54 UTC | 4.3mb | 79 km S of Miyakojima, Japan 24.079°, 125.187° | 26.4 km | - | - | - | ✓ Reviewed | USGS → |
September 27, 2024 brought a magnitude 4.3 earthquake 79 km S of Miyakojima, Japan, logged at 22:09 UTC. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 22:05:50 UTC | 4.1mb | Kermadec Islands region -31.667°, -178.489° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On September 27, 2024, worldwide seismic activity registered a magnitude 4.1 earthquake in the Kermadec Islands region at 22:05 UTC. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 22:04:26 UTC | 4.6mb | 33 km WNW of Isangel, Vanuatu -19.378°, 169.016° | 146.3 km | - | - | - | ✓ Reviewed | USGS → |
On September 27, 2024, worldwide seismic activity registered a magnitude 4.6 earthquake 33 km WNW of Isangel, Vanuatu at 22:04 UTC. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 21:56:48 UTC | 5.2mww | 277 km SW of Houma, Tonga -22.945°, -177.196° | 165.6 km | - | - | - | ✓ Reviewed | USGS → |
On September 27, 2024 at 21:56 UTC, a magnitude 5.2 earthquake struck 277 km SW of Houma, Tonga. It is the largest earthquake currently listed for worldwide seismic activity on September 27, 2024. See the M5.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 21:52:50 UTC | 3.0ml | 51 km SE of Atka, Alaska 51.904°, -173.623° | 10.7 km | - | - | - | ✓ Reviewed | USGS → |
On September 27, 2024, worldwide seismic activity registered a magnitude 3.0 earthquake 51 km SE of Atka, Alaska at 21:52 UTC. The event was offshore. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 21:26:10 UTC | 2.6ml | 23 km W of Susitna, Alaska 61.564°, -150.951° | 67.9 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.6 earthquake 23 km W of Susitna, Alaska at 21:26 UTC on September 27, 2024. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 21:13:57 UTC | 2.3ml | 28 km SSE of Chignik, Alaska 56.069°, -158.175° | 84.1 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.3 event was detected 28 km SSE of Chignik, Alaska on September 27, 2024, with origin time 21:13 UTC. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 21:05:36 UTC | 3.0ml | 110 km SSE of Sand Point, Alaska 54.440°, -159.760° | 28.4 km | - | - | - | ✓ Reviewed | USGS → |
At 21:05 UTC on September 27, 2024, a magnitude 3.0 tremor occurred 110 km SSE of Sand Point, Alaska. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 20:51:23 UTC | 2.8ml | 174 km S of Atka, Alaska 50.633°, -174.291° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
September 27, 2024 brought a magnitude 2.8 earthquake 174 km S of Atka, Alaska, logged at 20:51 UTC. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 20:47:31 UTC | 4.3mb | Fiji region -18.183°, -177.680° | 629.5 km | - | - | - | ✓ Reviewed | USGS → |
On September 27, 2024 at 20:47 UTC, a magnitude 4.3 earthquake struck in the Fiji region. This is the deepest earthquake in the current dataset — a deep-focus event. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 20:39:50 UTC | 2.0ml | 26 km SE of Boulder Town, Utah 37.733°, -111.221° | 4.3 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.0 earthquake 26 km SE of Boulder Town, Utah at 20:39 UTC on September 27, 2024. 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. | ||||||||
2024-09-27 2024-09-27 20:20:36 UTC | 2.3ml | 57 km S of Whites City, New Mexico 31.661°, -104.459° | 5.8 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.3 earthquake 57 km S of Whites City, New Mexico came in on September 27, 2024 at 20:20 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 19:53:14 UTC | 2.5ml | 26 km NE of Hawaiian Paradise Park, Hawaii 19.771°, -154.811° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.5 earthquake 26 km NE of Hawaiian Paradise Park, Hawaii came in on September 27, 2024 at 19:53 UTC. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 19:41:48 UTC | 2.0ml | 241 km WSW of Adak, Alaska 51.034°, -179.844° | 10.1 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.0 event was detected 241 km WSW of Adak, Alaska on September 27, 2024, with origin time 19:41 UTC. It arrived roughly 1 hours after a larger magnitude 2.1 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 19:40:26 UTC | 2.1ml | 243 km WSW of Adak, Alaska 51.007°, -179.842° | 13.1 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.1 event was detected 243 km WSW of Adak, Alaska on September 27, 2024, with origin time 19:40 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 19:24:33 UTC | 2.5ml | 135 km SE of Akutan, Alaska 53.405°, -164.139° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.5 seismic event took place 135 km SE of Akutan, Alaska on September 27, 2024 at 19:24 UTC. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 19:10:42 UTC | 4.0mb | 51 km SW of Mohr, Iran 27.268°, 52.476° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.0 event was detected 51 km SW of Mohr, Iran on September 27, 2024, with origin time 19:10 UTC. The event was offshore. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 18:59:08 UTC | 4.5mb | 62 km ENE of San Pedro de Atacama, Chile -22.622°, -67.678° | 145.6 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 earthquake was recorded 62 km ENE of San Pedro de Atacama, Chile on September 27, 2024 at 18:59 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 18:52:48 UTC | 2.5ml | 57 km WNW of Dugway, Utah 40.389°, -113.389° | 17.8 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.5 earthquake was recorded 57 km WNW of Dugway, Utah on September 27, 2024 at 18:52 UTC. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 18:49:35 UTC | 4.6mb | 163 km W of Copiapó, Chile -27.384°, -71.979° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 18:49 UTC on September 27, 2024, a magnitude 4.6 tremor occurred 163 km W of Copiapó, Chile. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-09-27 2024-09-27 18:40:45 UTC | 4.1mb | 204 km E of Levuka, Fiji -17.764°, -178.780° | 570.8 km | - | - | - | ✓ Reviewed | USGS → |
At 18:40 UTC on September 27, 2024, a magnitude 4.1 tremor occurred 204 km E of Levuka, Fiji. Coming 18 hours after a magnitude 4.2 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.1 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 September 27, 2024. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.