Earthquakes on July 12, 2023
273
EARTHQUAKES on July 12, 2023
24-hour UTC period · USGS data
17 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
1
M4.0–4.9
26
M3.0–3.9
15
M2.0–2.9
49
M1.0–1.9
182
Activity Summary
273
Total earthquakes
~250
Daily average
Normal
Activity level
1
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.0
90 km SSW of Tambolaka, Indonesia
08:39 UTC · 16.8 km deep
4.8
159 km NNW of Tobelo, Indonesia
20:50 UTC · 44.2 km deep
4.7
New Britain region, Papua New Guinea
12:05 UTC · 221.3 km deep
4.6
98 km SW of Tambolaka, Indonesia
21:41 UTC · 27.3 km deep
4.6
south of the Fiji Islands
10:01 UTC · 147.6 km deep
4.6
Kermadec Islands, New Zealand
08:58 UTC · 27.0 km deep
4.5
63 km NNE of Hihifo, Tonga
18:01 UTC · 35.0 km deep
4.5
123 km SW of Tambolaka, Indonesia
14:46 UTC · 27.1 km deep
Earthquake Map — July 12, 2023
All Earthquakes — July 12, 2023
Showing 30 of 91 (filtered from 273)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2023-07-12 2023-07-12 23:47:28 UTC | 2.3ml | 19 km NE of Beluga, Alaska 61.282°, -150.863° | 58.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.3 seismic event took place 19 km NE of Beluga, Alaska on July 12, 2023 at 23:47 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 23:34:40 UTC | 4.1mwr | 76 km SW of Chilecito, Argentina -29.563°, -68.144° | 21.7 km | - | - | - | ✓ Reviewed | USGS → |
On July 12, 2023 at 23:34 UTC, a magnitude 4.1 earthquake struck 76 km SW of Chilecito, Argentina. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 23:23:48 UTC | 2.1ml | 44 km NNE of Spencer, Idaho 44.721°, -111.950° | 7.1 km | - | - | - | ✓ Reviewed | USGS → |
On July 12, 2023, worldwide seismic activity registered a magnitude 2.1 earthquake 44 km NNE of Spencer, Idaho at 23:23 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 23:20:20 UTC | 4.1mb | South Sandwich Islands region -59.382°, -29.290° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.1 earthquake was recorded in the South Sandwich Islands region on July 12, 2023 at 23:20 UTC. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 23:02:42 UTC | 3.8md | 125 km N of Su?rez, Puerto Rico 19.561°, -65.761° | 86.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 3.8 earthquake 125 km N of Su?rez, Puerto Rico came in on July 12, 2023 at 23:02 UTC. The event was offshore. See the M3.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 23:02:41 UTC | 4.2mb | Kermadec Islands region -28.142°, -178.987° | 393.1 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.2 earthquake in the Kermadec Islands region came in on July 12, 2023 at 23:02 UTC. 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. | ||||||||
2023-07-12 2023-07-12 22:51:02 UTC | 4.3mb | 158 km NNW of Las Khorey, Somalia 12.565°, 47.899° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.3 earthquake 158 km NNW of Las Khorey, Somalia with origin time 22:51 UTC on July 12, 2023. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 22:46:51 UTC | 2.0ml | 49 km NW of Toyah, Texas 31.597°, -104.198° | 6.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 seismic event took place 49 km NW of Toyah, Texas on July 12, 2023 at 22:46 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.8 earthquake that occurred about 8 hours earlier. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 22:19:18 UTC | 2.6ml | 61 km ENE of Pedro Bay, Alaska 59.948°, -153.065° | 122.4 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.6 seismic event took place 61 km ENE of Pedro Bay, Alaska on July 12, 2023 at 22:19 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.8 earthquake that occurred about 17 hours earlier. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 22:12:35 UTC | 2.7ml | 133 km SW of Adak, Alaska 51.158°, -178.175° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.7 earthquake 133 km SW of Adak, Alaska with origin time 22:12 UTC on July 12, 2023. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 22:04:09 UTC | 2.0ml | 13 km E of Smiley, Texas 29.287°, -97.496° | 8.1 km | - | - | - | ✓ Reviewed | USGS → |
July 12, 2023 brought a magnitude 2.0 earthquake 13 km E of Smiley, Texas, logged at 22:04 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 21:47:23 UTC | 4.2mb | 66 km WSW of Ternate, Indonesia 0.470°, 126.874° | 78.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.2 seismic event took place 66 km WSW of Ternate, Indonesia on July 12, 2023 at 21:47 UTC. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 21:41:11 UTC | 4.6mb | 98 km SW of Tambolaka, Indonesia -10.167°, 118.731° | 27.3 km | - | - | - | ✓ Reviewed | USGS → |
On July 12, 2023, worldwide seismic activity registered a magnitude 4.6 earthquake 98 km SW of Tambolaka, Indonesia at 21:41 UTC. It arrived roughly 13 hours after a larger magnitude 5.0 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 21:40:00 UTC | 2.2ml | 199 km WSW of Adak, Alaska 51.477°, -179.446° | 61.6 km | - | - | - | ✓ Reviewed | USGS → |
On July 12, 2023, worldwide seismic activity registered a magnitude 2.2 earthquake 199 km WSW of Adak, Alaska at 21:40 UTC. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 21:26:31 UTC | 3.0ml | 56 km W of Kailua-Kona, Hawaii 19.683°, -156.534° | 33.1 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.0 earthquake 56 km W of Kailua-Kona, Hawaii with origin time 21:26 UTC on July 12, 2023. The event was offshore. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 21:10:36 UTC | 2.5md | 8 km S of Indios, Puerto Rico 17.922°, -66.827° | 34.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.5 earthquake 8 km S of Indios, Puerto Rico with origin time 21:10 UTC on July 12, 2023. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 20:56:52 UTC | 4.1mb | 109 km S of Pýrgos, Greece 34.027°, 25.033° | 39.7 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.1 earthquake 109 km S of Pýrgos, Greece with origin time 20:56 UTC on July 12, 2023. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 20:55:04 UTC | 3.2ml | 70 km SE of Adak, Alaska 51.523°, -175.781° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 3.2 event was detected 70 km SE of Adak, Alaska on July 12, 2023, with origin time 20:55 UTC. The event was offshore. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 20:50:57 UTC | 4.8mb | 159 km NNW of Tobelo, Indonesia 2.992°, 127.314° | 44.2 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.8 earthquake was recorded 159 km NNW of Tobelo, Indonesia on July 12, 2023 at 20:50 UTC. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 20:49:33 UTC | 2.9ml | 104 km SW of Akhiok, Alaska 56.407°, -155.564° | 18.0 km | - | - | - | ✓ Reviewed | USGS → |
On July 12, 2023, worldwide seismic activity registered a magnitude 2.9 earthquake 104 km SW of Akhiok, Alaska at 20:49 UTC. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 20:41:21 UTC | 4.0mb | 32 km E of Hachinohe, Japan 40.486°, 141.884° | 62.2 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.0 earthquake 32 km E of Hachinohe, Japan at 20:41 UTC on July 12, 2023. The event was offshore. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 20:11:37 UTC | 2.0md | 2 km SSE of Varnell, Georgia 34.877°, -84.966° | 15.9 km | 3 | - | - | ✓ Reviewed | USGS → |
This magnitude 2.0 event was detected 2 km SSE of Varnell, Georgia on July 12, 2023, with origin time 20:11 UTC. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 19:45:39 UTC | 2.9ml | 5 km E of Big Lake, Alaska 61.520°, -149.843° | 42.2 km | 3 | II | - | ✓ Reviewed | USGS → |
At 19:45 UTC on July 12, 2023, a magnitude 2.9 tremor occurred 5 km E of Big Lake, Alaska. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 18:49:17 UTC | 2.4md | 26 km E of Rio Dell, CA 40.470°, -123.798° | 5.6 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.4 event was detected 26 km E of Rio Dell, CA on July 12, 2023, with origin time 18:49 UTC. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 18:20:52 UTC | 2.6md | 14 km NE of Deep Springs, CA 37.462°, -117.866° | 6.9 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.6 earthquake 14 km NE of Deep Springs, CA came in on July 12, 2023 at 18:20 UTC. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 18:01:40 UTC | 4.5mb | 63 km NNE of Hihifo, Tonga -15.434°, -173.558° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.5 event was detected 63 km NNE of Hihifo, Tonga on July 12, 2023, with origin time 18:01 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 17:52:21 UTC | 4.4mb | 41 km WSW of Chonchi, Chile -42.816°, -74.209° | 29.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.4 seismic event took place 41 km WSW of Chonchi, Chile on July 12, 2023 at 17:52 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 17:51:08 UTC | 3.0ml | Southern Alaska 61.256°, -150.453° | 50.3 km | 3 | I | - | ✓ Reviewed | USGS → |
A magnitude 3.0 earthquake was recorded near Southern Alaska on July 12, 2023 at 17:51 UTC. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-07-12 2023-07-12 17:34:06 UTC | 2.1ml | Andreanof Islands, Aleutian Islands, Alaska 51.405°, -175.531° | 20.7 km | - | - | - | ✓ Reviewed | USGS → |
On July 12, 2023 at 17:34 UTC, a magnitude 2.1 earthquake struck near Andreanof Islands, Aleutian Islands, Alaska. Coming 1 hours after a magnitude 3.5 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. | ||||||||
2023-07-12 2023-07-12 17:26:31 UTC | 2.2ml | 94 km SE of Adak, Alaska 51.374°, -175.525° | 15.1 km | - | - | - | ✓ Reviewed | USGS → |
At 17:26 UTC on July 12, 2023, a magnitude 2.2 tremor occurred 94 km SE of Adak, Alaska. Coming 1 hours after a magnitude 3.5 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.2 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 July 12, 2023. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.