Earthquakes on August 10, 2023
254
EARTHQUAKES on August 10, 2023
24-hour UTC period · USGS data
LARGEST: M5.2 — 5 km SW of Yeşilyurt, Turkey
10 km deep · 12 people felt it
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
5
M4.0–4.9
40
M3.0–3.9
8
M2.0–2.9
54
M1.0–1.9
147
Activity Summary
254
Total earthquakes
~250
Daily average
Normal
Activity level
5
M5.0+ events
Geographic Breakdown
By US State
Significant Earthquakes (M4.5+)
5.2
5 km SW of Yeşilyurt, Turkey
17:48 UTC · 10.0 km deep
Felt by 12
5.2
143 km W of Tual, Indonesia
02:00 UTC · 86.5 km deep
5.1
88 km SSW of Opunake, New Zealand
23:53 UTC · 181.3 km deep
Felt by 45
5.1
117 km E of Tual, Indonesia
06:58 UTC · 10.0 km deep
5.0
south of the Fiji Islands
09:28 UTC · 22.5 km deep
4.9
20 km E of Nangan, Philippines
06:48 UTC · 71.1 km deep
4.9
176 km W of Gorontalo, Indonesia
06:14 UTC · 87.7 km deep
Felt by 1
4.8
Cyprus region
13:16 UTC · 36.6 km deep
Felt by 2
Earthquake Map — August 10, 2023
All Earthquakes — August 10, 2023
Showing 30 of 107 (filtered from 254)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2023-08-10 2023-08-10 23:59:09 UTC | 4.5mb | 95 km SW of Teluk Dalam, Indonesia -0.125°, 97.298° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.5 earthquake 95 km SW of Teluk Dalam, Indonesia at 23:59 UTC on August 10, 2023. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 23:53:19 UTC | 5.1mww | 88 km SSW of Opunake, New Zealand -40.209°, 173.536° | 181.3 km | 45 | III | green | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 5.1 earthquake 88 km SSW of Opunake, New Zealand with origin time 23:53 UTC on August 10, 2023. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. See the M5.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 23:06:26 UTC | 2.0ml | 83 km SE of King Cove, Alaska 54.614°, -161.269° | 25.1 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.0 earthquake 83 km SE of King Cove, Alaska came in on August 10, 2023 at 23:06 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 22:49:03 UTC | 4.5mb | 76 km SW of Teluk Dalam, Indonesia 0.099°, 97.309° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.5 event was detected 76 km SW of Teluk Dalam, Indonesia on August 10, 2023, with origin time 22:49 UTC. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 22:46:39 UTC | 4.4mb | 296 km WNW of Houma, Tonga -20.189°, -177.951° | 536.2 km | - | - | - | ✓ Reviewed | USGS → |
At 22:46 UTC on August 10, 2023, a magnitude 4.4 tremor occurred 296 km WNW of Houma, Tonga. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 22:31:21 UTC | 2.6ml | 106 km SE of Adak, Alaska 51.185°, -175.562° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.6 seismic event took place 106 km SE of Adak, Alaska on August 10, 2023 at 22:31 UTC. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 22:15:50 UTC | 4.6mb | 220 km SSE of Sarangani, Philippines 3.707°, 126.512° | 28.5 km | - | - | - | ✓ Reviewed | USGS → |
August 10, 2023 brought a magnitude 4.6 earthquake 220 km SSE of Sarangani, Philippines, logged at 22:15 UTC. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 22:13:32 UTC | 2.3ml | 6 km SSW of Volcano, Hawaii 19.391°, -155.251° | 1.6 km | - | - | - | ✓ Reviewed | USGS → |
On August 10, 2023, worldwide seismic activity registered a magnitude 2.3 earthquake 6 km SSW of Volcano, Hawaii at 22:13 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.3 earthquake that occurred about 2 hours earlier. 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. | ||||||||
2023-08-10 2023-08-10 21:25:57 UTC | 4.5mb | Nicobar Islands, India region 9.552°, 93.837° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.5 earthquake in the Nicobar Islands, India region came in on August 10, 2023 at 21:25 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 21:25:47 UTC | 2.1ml | 20 km WNW of Stanley, Idaho 44.277°, -115.175° | 11.3 km | - | - | - | ✓ Reviewed | USGS → |
At 21:25 UTC on August 10, 2023, a magnitude 2.1 tremor occurred 20 km WNW of Stanley, Idaho. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 21:24:06 UTC | 3.4md | 6 km SW of Guánica, Puerto Rico 17.927°, -66.947° | 11.0 km | 2 | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 3.4 earthquake 6 km SW of Guánica, Puerto Rico came in on August 10, 2023 at 21:24 UTC. The event was offshore. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 21:22:14 UTC | 2.5ml | 241 km SSW of Adak, Alaska 49.885°, -178.002° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 10, 2023, worldwide seismic activity registered a magnitude 2.5 earthquake 241 km SSW of Adak, Alaska at 21:22 UTC. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 21:06:08 UTC | 2.1ml | 10 km ENE of Pāhala, Hawaii 19.237°, -155.382° | 30.6 km | - | - | - | Auto | USGS → |
A magnitude 2.1 earthquake was recorded 10 km ENE of Pāhala, Hawaii on August 10, 2023 at 21:06 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.3 earthquake that occurred about 1 hours earlier. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 21:02:36 UTC | 2.6md | 15 km SE of Anderson, CA 40.368°, -122.154° | 58.6 km | 1 | - | - | ✓ Reviewed | USGS → |
This magnitude 2.6 event was detected 15 km SE of Anderson, CA on August 10, 2023, with origin time 21:02 UTC. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 20:59:43 UTC | 2.0ml | 94 km S of Sand Point, Alaska 54.504°, -160.749° | 25.2 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 seismic event took place 94 km S of Sand Point, Alaska on August 10, 2023 at 20:59 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 20:42:19 UTC | 2.4md | 4 km SW of Indios, Puerto Rico 17.968°, -66.847° | 12.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.4 seismic event took place 4 km SW of Indios, Puerto Rico on August 10, 2023 at 20:42 UTC. Coming 1 hours after a magnitude 2.5 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 20:31:35 UTC | 2.8md | 6 km NW of Parkfield, CA 35.928°, -120.480° | 9.5 km | 9 | - | - | ✓ Reviewed | USGS → |
On August 10, 2023, worldwide seismic activity registered a magnitude 2.8 earthquake 6 km NW of Parkfield, CA at 20:31 UTC. Coming 1 hours after a magnitude 4.3 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 20:11:12 UTC | 2.0ml | 78 km SW of Nikolski, Alaska 52.407°, -169.622° | 17.0 km | - | - | - | ✓ Reviewed | USGS → |
August 10, 2023 brought a magnitude 2.0 earthquake 78 km SW of Nikolski, Alaska, logged at 20:11 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 19:45:52 UTC | 2.3ml | 8 km SW of Volcano, Hawaii 19.384°, -155.279° | 1.4 km | - | - | - | ✓ Reviewed | USGS → |
On August 10, 2023 at 19:45 UTC, a magnitude 2.3 earthquake struck 8 km SW of Volcano, Hawaii. 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 M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 19:37:00 UTC | 2.5md | 7 km SE of Maria Antonia, Puerto Rico 17.933°, -66.843° | 15.1 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.5 earthquake 7 km SE of Maria Antonia, Puerto Rico with origin time 19:37 UTC on August 10, 2023. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 19:17:18 UTC | 4.3mw | 6 km NW of Parkfield, CA 35.934°, -120.484° | 9.5 km | 483 | IV | green | ✓ Reviewed | USGS → |
A magnitude 4.3 seismic event took place 6 km NW of Parkfield, CA on August 10, 2023 at 19:17 UTC. A tsunami evaluation was automatically initiated given the magnitude and location. 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 M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 19:15:20 UTC | 3.5ml | 60 km S of Adak, Alaska 51.342°, -176.802° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 3.5 earthquake 60 km S of Adak, Alaska at 19:15 UTC on August 10, 2023. The event was offshore. See the M3.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 18:57:44 UTC | 2.2ml | 5 km SW of Volcano, Hawaii 19.409°, -155.274° | 0.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 seismic event took place 5 km SW of Volcano, Hawaii on August 10, 2023 at 18:57 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. | ||||||||
2023-08-10 2023-08-10 18:38:07 UTC | 2.0ml | 70 km NW of Skwentna, Alaska 62.469°, -152.288° | 130.5 km | - | - | - | ✓ Reviewed | USGS → |
On August 10, 2023 at 18:38 UTC, a magnitude 2.0 earthquake struck 70 km NW of Skwentna, Alaska. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 18:13:36 UTC | 4.1mb | 154 km SSE of Port Blair, India 10.448°, 93.437° | 116.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.1 earthquake was recorded 154 km SSE of Port Blair, India on August 10, 2023 at 18:13 UTC. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 17:49:26 UTC | 2.5ml | 95 km ESE of Atka, Alaska 51.762°, -172.996° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
At 17:49 UTC on August 10, 2023, a magnitude 2.5 tremor occurred 95 km ESE of Atka, Alaska. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 17:48:01 UTC | 5.2mww | 5 km SW of Yeşilyurt, Turkey 38.267°, 38.201° | 10.0 km | 12 | VI | green | ✓ Reviewed | USGS → |
On August 10, 2023 at 17:48 UTC, a magnitude 5.2 earthquake struck 5 km SW of Yeşilyurt, Turkey. 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 August 10, 2023. See the M5.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 17:45:36 UTC | 2.0ml | 9 km NW of Sterling, Alaska 60.591°, -150.905° | 51.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 earthquake was recorded 9 km NW of Sterling, Alaska on August 10, 2023 at 17:45 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 17:15:18 UTC | 4.5mwr | 63 km ENE of La Tirana, Chile -20.172°, -69.078° | 100.5 km | 4 | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 seismic event took place 63 km ENE of La Tirana, Chile on August 10, 2023 at 17:15 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-08-10 2023-08-10 17:10:26 UTC | 2.3ml | 12 km WSW of Heber, CA 32.679°, -115.647° | 10.9 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.3 earthquake 12 km WSW of Heber, CA at 17:10 UTC on August 10, 2023. 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 10, 2023. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.