Earthquakes on February 12, 2021
322
EARTHQUAKES on February 12, 2021
24-hour UTC period · USGS data
98 km deep · 454 people felt it
Elevated activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
12
M4.0–4.9
69
M3.0–3.9
4
M2.0–2.9
64
M1.0–1.9
173
Activity Summary
322
Total earthquakes
~250
Daily average
Elevated
Activity level
12
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.9
Tajikistan-Xinjiang border region
17:01 UTC · 98.0 km deep
Felt by 454
5.9
southeast of the Loyalty Islands
10:06 UTC · 8.0 km deep
5.3
southeast of the Loyalty Islands
14:54 UTC · 10.0 km deep
5.3
southeast of the Loyalty Islands
11:05 UTC · 10.0 km deep
5.3
southeast of the Loyalty Islands
10:34 UTC · 10.0 km deep
5.3
southeast of the Loyalty Islands
04:05 UTC · 10.0 km deep
5.2
southeast of the Loyalty Islands
20:55 UTC · 10.0 km deep
5.2
southeast of the Loyalty Islands
07:49 UTC · 10.0 km deep
Earthquake Map — February 12, 2021
All Earthquakes — February 12, 2021
Showing 30 of 149 (filtered from 322)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2021-02-12 2021-02-12 23:57:13 UTC | 4.0mw | 10km SE of Olancha, CA 36.218°, -117.927° | 3.1 km | 61 | IV | green | ✓ Reviewed | USGS → |
A magnitude 4.0 seismic event took place 10km SE of Olancha, CA on February 12, 2021 at 23:57 UTC. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 23:34:03 UTC | 2.5ml | 48 km NW of Toyah, Texas 31.578°, -104.197° | 5.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.5 earthquake 48 km NW of Toyah, Texas with origin time 23:34 UTC on February 12, 2021. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 23:28:40 UTC | 2.6md | 4 km WSW of Fuig, Puerto Rico 17.969°, -66.956° | 6.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.6 earthquake was recorded 4 km WSW of Fuig, Puerto Rico on February 12, 2021 at 23:28 UTC. Coming 13 hours after a magnitude 3.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 23:13:52 UTC | 3.0md | 4 km WSW of Guánica, Puerto Rico 17.962°, -66.949° | 6.0 km | - | - | - | ✓ Reviewed | USGS → |
On February 12, 2021, worldwide seismic activity registered a magnitude 3.0 earthquake 4 km WSW of Guánica, Puerto Rico at 23:13 UTC. Coming 13 hours after a magnitude 3.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 23:09:01 UTC | 2.8ml | 36 km SE of Denali National Park, Alaska 63.293°, -151.231° | 9.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.8 seismic event took place 36 km SE of Denali National Park, Alaska on February 12, 2021 at 23:09 UTC. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 23:05:46 UTC | 2.0ml | 49 km NW of Toyah, Texas 31.587°, -104.207° | 6.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.0 earthquake 49 km NW of Toyah, Texas with origin time 23:05 UTC on February 12, 2021. This event falls inside the aftershock decay of a nearby magnitude 2.5 earthquake that occurred about 15 hours earlier. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 22:28:38 UTC | 4.2mb | 99 km S of Ust’-Kamchatsk Staryy, Russia 55.338°, 162.571° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
February 12, 2021 brought a magnitude 4.2 earthquake 99 km S of Ust’-Kamchatsk Staryy, Russia, logged at 22:28 UTC. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 22:13:09 UTC | 2.7ml | 55 km NNW of Atka, Alaska 52.617°, -174.634° | 189.2 km | - | - | - | ✓ Reviewed | USGS → |
On February 12, 2021, worldwide seismic activity registered a magnitude 2.7 earthquake 55 km NNW of Atka, Alaska at 22:13 UTC. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 21:59:44 UTC | 4.5mb | north of Ascension Island -0.020°, -17.335° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On February 12, 2021 at 21:59 UTC, a magnitude 4.5 earthquake struck north of Ascension Island. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 21:53:43 UTC | 4.5mb | Banda Sea -6.437°, 130.021° | 150.8 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 earthquake was recorded near Banda Sea on February 12, 2021 at 21:53 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 21:50:45 UTC | 2.0md | 6 km WSW of Guánica, Puerto Rico 17.947°, -66.959° | 15.0 km | - | - | - | ✓ Reviewed | USGS → |
On February 12, 2021 at 21:50 UTC, a magnitude 2.0 earthquake struck 6 km WSW of Guánica, Puerto Rico. Coming 12 hours after a magnitude 3.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 21:50:18 UTC | 2.0ml | 29 km N of Fishhook, Alaska 62.002°, -149.318° | 6.0 km | - | - | - | ✓ Reviewed | USGS → |
On February 12, 2021, worldwide seismic activity registered a magnitude 2.0 earthquake 29 km N of Fishhook, Alaska at 21:50 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 21:12:01 UTC | 2.0md | 8 km SE of La Parguera, Puerto Rico 17.928°, -66.986° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.0 event was detected 8 km SE of La Parguera, Puerto Rico on February 12, 2021, with origin time 21:12 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.6 earthquake that occurred about 11 hours earlier. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 21:03:58 UTC | 2.7ml | 16 km WSW of Stanley, Idaho 44.188°, -115.139° | 10.0 km | 1 | - | - | ✓ Reviewed | USGS → |
At 21:03 UTC on February 12, 2021, a magnitude 2.7 tremor occurred 16 km WSW of Stanley, Idaho. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 20:55:16 UTC | 5.2mww | southeast of the Loyalty Islands -23.171°, 171.768° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 5.2 event was detected southeast of the Loyalty Islands on February 12, 2021, with origin time 20:55 UTC. It arrived roughly 6 hours after a larger magnitude 5.3 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M5.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 20:50:43 UTC | 4.6mb | 43 km WNW of Porgera, Papua New Guinea -5.274°, 142.802° | 61.3 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.6 earthquake 43 km WNW of Porgera, Papua New Guinea at 20:50 UTC on February 12, 2021. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 20:27:40 UTC | 4.5mb | southeast of the Loyalty Islands -23.239°, 171.791° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.5 earthquake southeast of the Loyalty Islands with origin time 20:27 UTC on February 12, 2021. It arrived roughly 6 hours after a larger magnitude 5.3 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 20:19:10 UTC | 4.1mb | 253 km WNW of Longyearbyen, Svalbard and Jan Mayen 78.965°, 4.763° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.1 event was detected 253 km WNW of Longyearbyen, Svalbard and Jan Mayen on February 12, 2021, with origin time 20:19 UTC. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 20:06:39 UTC | 4.8mb | 287 km ENE of Saipan, Northern Mariana Islands 16.284°, 148.200° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.8 event was detected 287 km ENE of Saipan, Northern Mariana Islands on February 12, 2021, with origin time 20:06 UTC. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 19:51:44 UTC | 4.7mb | southeast of the Loyalty Islands -23.039°, 172.561° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On February 12, 2021 at 19:51 UTC, a magnitude 4.7 earthquake struck southeast of the Loyalty Islands. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 19:46:40 UTC | 4.1mb | 265 km W of Adak, Alaska 52.113°, 179.513° | 174.9 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.1 earthquake 265 km W of Adak, Alaska came in on February 12, 2021 at 19:46 UTC. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 19:41:46 UTC | 4.2mb | northern Mid-Atlantic Ridge 52.599°, -31.631° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On February 12, 2021 at 19:41 UTC, a magnitude 4.2 earthquake struck near northern Mid-Atlantic Ridge. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 19:33:33 UTC | 2.5md | 6 km SSE of Guánica, Puerto Rico 17.918°, -66.883° | 7.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.5 event was detected 6 km SSE of Guánica, Puerto Rico on February 12, 2021, with origin time 19:33 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.6 earthquake that occurred about 9 hours earlier. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 19:19:12 UTC | 4.3mb | south of the Fiji Islands -24.904°, -179.226° | 554.6 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.3 earthquake south of the Fiji Islands with origin time 19:19 UTC on February 12, 2021. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 19:12:31 UTC | 2.3ml | 98 km SSE of Sand Point, Alaska 54.517°, -159.925° | 12.7 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.3 earthquake 98 km SSE of Sand Point, Alaska came in on February 12, 2021 at 19:12 UTC. It arrived roughly 3 hours after a larger magnitude 2.8 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 19:01:02 UTC | 4.4mb | southeast of the Loyalty Islands -22.802°, 172.616° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 19:01 UTC on February 12, 2021, a magnitude 4.4 tremor occurred southeast of the Loyalty Islands. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 19:00:27 UTC | 4.3mb | southeast of the Loyalty Islands -23.261°, 172.123° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On February 12, 2021, worldwide seismic activity registered a magnitude 4.3 earthquake southeast of the Loyalty Islands at 19:00 UTC. It arrived roughly 4 hours after a larger magnitude 4.6 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 18:34:01 UTC | 2.3ml | 15km S of Searles Valley, CA 35.636°, -117.418° | 6.8 km | - | - | - | ✓ Reviewed | USGS → |
On February 12, 2021, worldwide seismic activity registered a magnitude 2.3 earthquake 15km S of Searles Valley, CA at 18:34 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 18:30:15 UTC | 2.6ml | 21 km N of P?hala, Hawaii 19.398°, -155.488° | 6.2 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.6 earthquake 21 km N of P?hala, Hawaii at 18:30 UTC on February 12, 2021. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2021-02-12 2021-02-12 18:27:11 UTC | 4.5mb | 208 km NE of Lospalos, Timor Leste -7.357°, 128.485° | 128.5 km | - | - | - | ✓ Reviewed | USGS → |
On February 12, 2021, worldwide seismic activity registered a magnitude 4.5 earthquake 208 km NE of Lospalos, Timor Leste at 18:27 UTC. The event was offshore. See the M4.5 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 February 12, 2021. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.