Earthquakes on August 23, 2024
295
EARTHQUAKES on August 23, 2024
24-hour UTC period · USGS data
LARGEST: M5.5 — south of Africa
10 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
3
M4.0–4.9
44
M3.0–3.9
10
M2.0–2.9
49
M1.0–1.9
189
Activity Summary
295
Total earthquakes
~250
Daily average
Normal
Activity level
3
M5.0+ events
Significant Earthquakes (M4.5+)
5.5
south of Africa
04:45 UTC · 10.0 km deep
5.4
south of Africa
04:48 UTC · 10.0 km deep
5.3
165 km ESE of Petropavlovsk-Kamchatsky, Russia
05:06 UTC · 30.2 km deep
Felt by 1
4.9
154 km E of Petropavlovsk-Kamchatsky, Russia
21:37 UTC · 35.0 km deep
4.9
35 km N of Tambolaka, Indonesia
03:55 UTC · 10.0 km deep
Felt by 1
4.8
157 km E of Petropavlovsk-Kamchatsky, Russia
19:19 UTC · 25.0 km deep
Felt by 1
4.8
Izu Islands, Japan region
09:17 UTC · 10.0 km deep
4.8
150 km ESE of Petropavlovsk-Kamchatsky, Russia
07:09 UTC · 30.0 km deep
Earthquake Map — August 23, 2024
All Earthquakes — August 23, 2024
Showing 30 of 106 (filtered from 295)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2024-08-23 2024-08-23 23:57:54 UTC | 4.7mb | 151 km ESE of Petropavlovsk-Kamchatsky, Russia 52.774°, 160.829° | 30.8 km | - | - | - | ✓ Reviewed | USGS → |
August 23, 2024 brought a magnitude 4.7 earthquake 151 km ESE of Petropavlovsk-Kamchatsky, Russia, logged at 23:57 UTC. It arrived roughly 19 hours after a larger magnitude 5.3 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 23:52:56 UTC | 2.1md | 10 km SE of Chickamauga, Georgia 34.796°, -85.222° | 16.4 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.1 earthquake 10 km SE of Chickamauga, Georgia came in on August 23, 2024 at 23:52 UTC. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 23:46:43 UTC | 2.1ml | 12 km S of Talkeetna, Alaska 62.216°, -150.132° | 58.1 km | - | - | - | ✓ Reviewed | USGS → |
August 23, 2024 brought a magnitude 2.1 earthquake 12 km S of Talkeetna, Alaska, logged at 23:46 UTC. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 23:33:11 UTC | 2.1ml | 16 km E of Walker Lake, Nevada 38.671°, -118.564° | 7.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 23, 2024 at 23:33 UTC, a magnitude 2.1 earthquake struck 16 km E of Walker Lake, Nevada. It arrived roughly 8 hours after a larger magnitude 4.3 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. | ||||||||
2024-08-23 2024-08-23 23:22:41 UTC | 2.6ml | 44 km E of Akutan, Alaska 54.064°, -165.112° | 81.3 km | - | - | - | ✓ Reviewed | USGS → |
On August 23, 2024, worldwide seismic activity registered a magnitude 2.6 earthquake 44 km E of Akutan, Alaska at 23:22 UTC. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 23:20:16 UTC | 2.5ml | 17 km NNE of Hawthorne, Nevada 38.671°, -118.553° | 6.0 km | 1 | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.5 earthquake 17 km NNE of Hawthorne, Nevada came in on August 23, 2024 at 23:20 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.3 earthquake that occurred about 8 hours earlier. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 23:13:45 UTC | 4.4mb | 113 km WNW of Tobelo, Indonesia 2.068°, 127.043° | 99.2 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.4 earthquake 113 km WNW of Tobelo, Indonesia came in on August 23, 2024 at 23:13 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 23:02:05 UTC | 4.1mb | 279 km WNW of Houma, Tonga -20.547°, -177.904° | 535.6 km | - | - | - | ✓ Reviewed | USGS → |
August 23, 2024 brought a magnitude 4.1 earthquake 279 km WNW of Houma, Tonga, logged at 23:02 UTC. 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. | ||||||||
2024-08-23 2024-08-23 22:48:17 UTC | 2.3md | 9 km ENE of Pāhala, Hawaii 19.247°, -155.405° | 30.2 km | - | - | - | Auto | USGS → |
At 22:48 UTC on August 23, 2024, a magnitude 2.3 tremor occurred 9 km ENE of Pāhala, Hawaii. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 21:37:46 UTC | 4.9mb | 154 km E of Petropavlovsk-Kamchatsky, Russia 52.833°, 160.894° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 23, 2024, worldwide seismic activity registered a magnitude 4.9 earthquake 154 km E of Petropavlovsk-Kamchatsky, Russia at 21:37 UTC. It arrived roughly 17 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 M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 21:32:18 UTC | 2.0ml | 217 km S of Sand Point, Alaska 53.395°, -160.187° | 25.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 seismic event took place 217 km S of Sand Point, Alaska on August 23, 2024 at 21:32 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 21:12:30 UTC | 2.9ml | Rat Islands, Aleutian Islands, Alaska 51.616°, 178.470° | 86.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.9 seismic event took place near Rat Islands, Aleutian Islands, Alaska on August 23, 2024 at 21:12 UTC. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 21:08:38 UTC | 4.0mb | 41 km ENE of Atka, Alaska 52.345°, -173.641° | 145.8 km | - | II | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.0 earthquake 41 km ENE of Atka, Alaska at 21:08 UTC on August 23, 2024. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 20:56:16 UTC | 4.3mb | western Indian-Antarctic Ridge -49.494°, 126.700° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
August 23, 2024 brought a magnitude 4.3 earthquake near western Indian-Antarctic Ridge, logged at 20:56 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 20:33:00 UTC | 4.4mwr | 22 km S of Aydarken, Kyrgyzstan 39.739°, 71.332° | 7.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.4 seismic event took place 22 km S of Aydarken, Kyrgyzstan on August 23, 2024 at 20:33 UTC. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 20:28:01 UTC | 2.7md | 3 km SSE of Magas Arriba, Puerto Rico 17.993°, -66.755° | 12.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.7 earthquake 3 km SSE of Magas Arriba, Puerto Rico with origin time 20:28 UTC on August 23, 2024. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 19:46:05 UTC | 2.0md | 2 km SW of Cobb, CA 38.804°, -122.738° | 2.5 km | - | - | - | Auto | USGS → |
This magnitude 2.0 event was detected 2 km SW of Cobb, CA on August 23, 2024, with origin time 19:46 UTC. It arrived roughly 9 hours after a larger magnitude 2.3 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 M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 19:37:56 UTC | 2.4md | 2 km NW of Ridgely, Tennessee 36.283°, -89.508° | 8.1 km | 1 | - | - | ✓ Reviewed | USGS → |
On August 23, 2024 at 19:37 UTC, a magnitude 2.4 earthquake struck 2 km NW of Ridgely, Tennessee. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 19:28:49 UTC | 4.4mb | 145 km E of Petropavlovsk-Kamchatsky, Russia 52.949°, 160.786° | 20.8 km | - | - | - | ✓ Reviewed | USGS → |
August 23, 2024 brought a magnitude 4.4 earthquake 145 km E of Petropavlovsk-Kamchatsky, Russia, logged at 19:28 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.8 earthquake that occurred about 1 hours earlier. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 19:19:03 UTC | 4.8mww | 157 km E of Petropavlovsk-Kamchatsky, Russia 52.920°, 160.962° | 25.0 km | 1 | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.8 earthquake 157 km E of Petropavlovsk-Kamchatsky, Russia at 19:19 UTC on August 23, 2024. Coming 14 hours after a magnitude 5.3 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 19:16:53 UTC | 4.2mb | 62 km ESE of Palca, Peru -18.041°, -69.445° | 145.4 km | - | - | - | ✓ Reviewed | USGS → |
At 19:16 UTC on August 23, 2024, a magnitude 4.2 tremor occurred 62 km ESE of Palca, Peru. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 18:37:56 UTC | 2.3ml | 8 km SSE of Volcano, Hawaii 19.368°, -155.213° | 1.8 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.3 earthquake 8 km SSE of Volcano, Hawaii at 18:37 UTC on August 23, 2024. It arrived roughly 10 hours after a larger magnitude 3.1 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 M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 18:21:36 UTC | 4.3mb | 54 km SW of Puerto Madero, Mexico 14.383°, -92.794° | 52.4 km | - | - | - | ✓ Reviewed | USGS → |
On August 23, 2024 at 18:21 UTC, a magnitude 4.3 earthquake struck 54 km SW of Puerto Madero, Mexico. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 17:38:27 UTC | 4.1mb | south of the Fiji Islands -23.483°, -179.676° | 510.2 km | - | - | - | ✓ Reviewed | USGS → |
On August 23, 2024 at 17:38 UTC, a magnitude 4.1 earthquake struck south of the Fiji Islands. 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. | ||||||||
2024-08-23 2024-08-23 17:25:30 UTC | 4.6mb | south of Africa -52.874°, 21.106° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.6 earthquake was recorded south of Africa on August 23, 2024 at 17:25 UTC. Coming 13 hours after a magnitude 5.5 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 17:17:46 UTC | 4.2mb | 198 km E of Levuka, Fiji -17.943°, -178.816° | 563.3 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.2 earthquake 198 km E of Levuka, Fiji at 17:17 UTC on August 23, 2024. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 17:16:01 UTC | 2.0ml | 50 km SE of Adak, Alaska 51.505°, -176.197° | 27.3 km | - | - | - | ✓ Reviewed | USGS → |
August 23, 2024 brought a magnitude 2.0 earthquake 50 km SE of Adak, Alaska, logged at 17:16 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 16:17:11 UTC | 4.4mb | 112 km NNE of Tobelo, Indonesia 2.726°, 128.209° | 56.3 km | - | - | - | ✓ Reviewed | USGS → |
On August 23, 2024 at 16:17 UTC, a magnitude 4.4 earthquake struck 112 km NNE of Tobelo, Indonesia. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 15:59:44 UTC | 2.9ml | 17 km ENE of Walker Lake, Nevada 38.691°, -118.563° | 5.3 km | - | - | - | ✓ Reviewed | USGS → |
August 23, 2024 brought a magnitude 2.9 earthquake 17 km ENE of Walker Lake, Nevada, logged at 15:59 UTC. Coming 1 hours after a magnitude 4.3 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2024-08-23 2024-08-23 15:39:36 UTC | 2.3ml | 17 km ENE of Walker Lake, Nevada 38.691°, -118.566° | 5.6 km | 1 | - | - | ✓ Reviewed | USGS → |
A magnitude 2.3 earthquake was recorded 17 km ENE of Walker Lake, Nevada on August 23, 2024 at 15:39 UTC. Coming 1 hours after a magnitude 4.3 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.3 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 August 23, 2024. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.