Earthquakes on August 5, 2023
225
EARTHQUAKES on August 5, 2023
24-hour UTC period · USGS data
575 km deep · 1 person felt it
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
7
M4.0–4.9
26
M3.0–3.9
8
M2.0–2.9
39
M1.0–1.9
145
Activity Summary
225
Total earthquakes
~250
Daily average
Normal
Activity level
7
M5.0+ events
Geographic Breakdown
By US State
Significant Earthquakes (M4.5+)
6.2
Santiago del Estero, Argentina
07:20 UTC · 575.0 km deep
Felt by 1
5.8
47 km SSW of Jurm, Afghanistan
16:01 UTC · 209.0 km deep
Felt by 25
5.4
24 km S of Dezhou, China
18:33 UTC · 18.0 km deep
Felt by 62
5.3
northern Mid-Atlantic Ridge
14:10 UTC · 10.0 km deep
5.2
64 km E of Katanning, Australia
21:34 UTC · 10.0 km deep
Felt by 252
5.1
Tarapaca, Chile
17:38 UTC · 100.8 km deep
Felt by 7
5.0
23 km NNW of Shingli Bala, Pakistan
03:06 UTC · 45.9 km deep
Felt by 1
4.8
74 km WNW of Bamboo Flat, India
09:09 UTC · 10.0 km deep
Felt by 1
Earthquake Map — August 5, 2023
All Earthquakes — August 5, 2023
Showing 30 of 80 (filtered from 225)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2023-08-05 2023-08-05 23:58:23 UTC | 2.5ml | 16 km W of Willow, Alaska 61.754°, -150.356° | 23.4 km | - | - | - | ✓ Reviewed | USGS → |
August 5, 2023 brought a magnitude 2.5 earthquake 16 km W of Willow, Alaska, logged at 23:58 UTC. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 22:57:55 UTC | 2.2ml | 54 km WNW of Nanwalek, Alaska 59.527°, -152.828° | 103.4 km | - | - | - | ✓ Reviewed | USGS → |
On August 5, 2023 at 22:57 UTC, a magnitude 2.2 earthquake struck 54 km WNW of Nanwalek, Alaska. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 22:31:14 UTC | 2.0ml | 113 km WSW of Adak, Alaska 51.497°, -178.161° | 11.8 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.0 event was detected 113 km WSW of Adak, Alaska on August 5, 2023, with origin time 22:31 UTC. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 22:05:57 UTC | 2.3ml | 36 km SE of Mina, Nevada 38.172°, -117.796° | 10.6 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.3 event was detected 36 km SE of Mina, Nevada on August 5, 2023, with origin time 22:05 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 21:34:43 UTC | 5.2mww | 64 km E of Katanning, Australia -33.760°, 118.247° | 10.0 km | 252 | VI | green | ✓ Reviewed | USGS → |
At 21:34 UTC on August 5, 2023, a magnitude 5.2 tremor occurred 64 km E of Katanning, Australia. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. The event was offshore. See the M5.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 21:25:18 UTC | 4.4mb | northern Mid-Atlantic Ridge 23.969°, -46.286° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.4 earthquake near northern Mid-Atlantic Ridge came in on August 5, 2023 at 21:25 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 21:19:28 UTC | 2.2md | 5 km NNW of Tiptonville, Tennessee 36.421°, -89.506° | 7.4 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 seismic event took place 5 km NNW of Tiptonville, Tennessee on August 5, 2023 at 21:19 UTC. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 20:57:20 UTC | 4.5mb | 122 km SW of El Palmarcito, Mexico 14.755°, -94.055° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.5 earthquake 122 km SW of El Palmarcito, Mexico with origin time 20:57 UTC on August 5, 2023. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 20:17:01 UTC | 2.2md | 2 km SSW of Guayanilla, Puerto Rico 18.002°, -66.799° | 14.8 km | - | - | - | ✓ Reviewed | USGS → |
August 5, 2023 brought a magnitude 2.2 earthquake 2 km SSW of Guayanilla, Puerto Rico, logged at 20:17 UTC. It arrived roughly 8 hours after a larger magnitude 2.7 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. | ||||||||
2023-08-05 2023-08-05 20:08:27 UTC | 2.2ml | 67 km SW of Karluk, Alaska 57.176°, -155.306° | 1.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 earthquake was recorded 67 km SW of Karluk, Alaska on August 5, 2023 at 20:08 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 20:08:05 UTC | 3.1ml | 274 km SSW of Nikolski, Alaska 50.792°, -170.835° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.1 seismic event took place 274 km SSW of Nikolski, Alaska on August 5, 2023 at 20:08 UTC. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 20:04:11 UTC | 4.3mb | western Xizang-India border region 30.218°, 80.701° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.3 earthquake in the western Xizang-India border region with origin time 20:04 UTC on August 5, 2023. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 20:02:16 UTC | 2.0ml | 8 km W of Nanwalek, Alaska 59.348°, -152.062° | 60.7 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.0 earthquake 8 km W of Nanwalek, Alaska came in on August 5, 2023 at 20:02 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 19:32:42 UTC | 2.8ml | 49 km SW of Unalaska, Alaska 53.617°, -167.139° | 24.8 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.8 earthquake was recorded 49 km SW of Unalaska, Alaska on August 5, 2023 at 19:32 UTC. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 18:59:31 UTC | 2.2ml | 8 km SW of Volcano, Hawaii 19.378°, -155.282° | 1.6 km | - | - | - | ✓ Reviewed | USGS → |
August 5, 2023 brought a magnitude 2.2 earthquake 8 km SW of Volcano, Hawaii, logged at 18:59 UTC. Coming 1 hours after a magnitude 2.3 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 M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 18:59:25 UTC | 2.3ml | 8 km SSW of Volcano, Hawaii 19.378°, -155.279° | 1.2 km | - | - | - | Auto | USGS → |
A magnitude 2.3 seismic event took place 8 km SSW of Volcano, Hawaii on August 5, 2023 at 18:59 UTC. 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. | ||||||||
2023-08-05 2023-08-05 18:33:59 UTC | 5.4mww | 24 km S of Dezhou, China 37.231°, 116.391° | 18.0 km | 62 | VII | red | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 5.4 earthquake 24 km S of Dezhou, China with origin time 18:33 UTC on August 5, 2023. The USGS PAGER system assigned a red alert level for this event, signalling widespread severe impact likely. The event was offshore. See the M5.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 18:10:33 UTC | 2.5ml | 58 km NNW of Yakutat, Alaska 60.060°, -139.935° | 3.9 km | - | - | - | ✓ Reviewed | USGS → |
On August 5, 2023 at 18:10 UTC, a magnitude 2.5 earthquake struck 58 km NNW of Yakutat, Alaska. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 18:09:14 UTC | 4.7mwr | 76 km ENE of Antofagasta, Chile -23.431°, -69.690° | 64.9 km | 1 | - | - | ✓ Reviewed | USGS → |
A magnitude 4.7 seismic event took place 76 km ENE of Antofagasta, Chile on August 5, 2023 at 18:09 UTC. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 17:55:42 UTC | 4.5mb | northern Mid-Atlantic Ridge 52.463°, -31.751° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 5, 2023, worldwide seismic activity registered a magnitude 4.5 earthquake near northern Mid-Atlantic Ridge at 17:55 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.3 earthquake that occurred about 4 hours earlier. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 17:38:40 UTC | 5.1mww | Tarapaca, Chile -19.553°, -69.047° | 100.8 km | 7 | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 5.1 earthquake near Tarapaca, Chile at 17:38 UTC on August 5, 2023. See the M5.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 17:06:24 UTC | 2.5md | 1 km W of Indios, Puerto Rico 17.996°, -66.832° | 15.8 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.5 seismic event took place 1 km W of Indios, Puerto Rico on August 5, 2023 at 17:06 UTC. It arrived roughly 5 hours after a larger magnitude 2.7 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 17:00:10 UTC | 2.0ml | 18 km N of Beaver, Alaska 66.525°, -147.341° | 13.8 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 seismic event took place 18 km N of Beaver, Alaska on August 5, 2023 at 17:00 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 16:53:34 UTC | 2.1ml | 184 km WSW of Adak, Alaska 51.339°, -179.163° | 21.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.1 earthquake was recorded 184 km WSW of Adak, Alaska on August 5, 2023 at 16:53 UTC. Coming 1 hours after a magnitude 3.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 16:49:01 UTC | 3.1ml | 28 km SE of Wright, Wyoming 43.603°, -105.196° | 0.0 km | - | - | - | ✓ Reviewed | USGS → |
August 5, 2023 brought a magnitude 3.1 earthquake 28 km SE of Wright, Wyoming, logged at 16:49 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 16:48:38 UTC | 4.4mb | 88 km W of San Antonio de los Cobres, Argentina -24.295°, -67.189° | 174.6 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.4 seismic event took place 88 km W of San Antonio de los Cobres, Argentina on August 5, 2023 at 16:48 UTC. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 16:02:42 UTC | 2.1md | 4 km NNE of Canyondam, CA 40.199°, -121.059° | 8.6 km | - | - | - | ✓ Reviewed | USGS → |
On August 5, 2023 at 16:02 UTC, a magnitude 2.1 earthquake struck 4 km NNE of Canyondam, CA. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 16:01:49 UTC | 5.8mww | 47 km SSW of Jurm, Afghanistan 36.450°, 70.723° | 209.0 km | 25 | III | green | ✓ Reviewed | USGS → |
A magnitude 5.8 earthquake was recorded 47 km SSW of Jurm, Afghanistan on August 5, 2023 at 16:01 UTC. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. See the M5.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 15:59:38 UTC | 4.5mwr | off the west coast of the South Island of New Zealand -46.357°, 166.304° | 30.4 km | 2 | - | - | ✓ Reviewed | USGS → |
At 15:59 UTC on August 5, 2023, a magnitude 4.5 tremor occurred near off the west coast of the South Island of New Zealand. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-05 2023-08-05 15:56:46 UTC | 3.6ml | 182 km WSW of Adak, Alaska 51.343°, -179.127° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
At 15:56 UTC on August 5, 2023, a magnitude 3.6 tremor occurred 182 km WSW of Adak, Alaska. See the M3.6 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 5, 2023. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.