Earthquakes on February 21, 2026
296
EARTHQUAKES on February 21, 2026
24-hour UTC period · USGS data
10 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
3
M4.0–4.9
38
M3.0–3.9
17
M2.0–2.9
83
M1.0–1.9
155
Activity Summary
296
Total earthquakes
~250
Daily average
Normal
Activity level
3
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.9
102 km SSE of Kirakira, Solomon Islands
16:42 UTC · 10.0 km deep
5.7
14 km SSE of Madang, Papua New Guinea
06:18 UTC · 70.0 km deep
Felt by 3
5.6
Balleny Islands region
17:01 UTC · 10.0 km deep
4.9
132 km W of Riverton, New Zealand
23:55 UTC · 35.0 km deep
Felt by 1
4.8
south of the Fiji Islands
14:56 UTC · 472.4 km deep
4.8
14 km SE of Colbún, Chile
07:47 UTC · 98.7 km deep
Felt by 5
4.7
5 km WSW of Licinella-Torre di Paestum, Italy
00:28 UTC · 299.4 km deep
4.6
111 km SE of Kirakira, Solomon Islands
18:01 UTC · 10.0 km deep
Earthquake Map — February 21, 2026
All Earthquakes — February 21, 2026
Showing 30 of 141 (filtered from 296)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2026-02-21 2026-02-21 23:55:13 UTC | 2.1md | 2 km NNE of Guayanilla, Puerto Rico 18.039°, -66.782° | 15.6 km | - | - | - | ✓ Reviewed | USGS → |
February 21, 2026 brought a magnitude 2.1 earthquake 2 km NNE of Guayanilla, Puerto Rico, logged at 23:55 UTC. It arrived roughly 18 hours after a larger magnitude 2.2 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 23:55:04 UTC | 4.9mww | 132 km W of Riverton, New Zealand -46.215°, 166.309° | 35.0 km | 1 | III | green | ✓ Reviewed | USGS → |
On February 21, 2026, worldwide seismic activity registered a magnitude 4.9 earthquake 132 km W of Riverton, New Zealand at 23:55 UTC. 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 M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 23:52:12 UTC | 2.2ml | 42 km SW of Karluk, Alaska 57.301°, -154.949° | 53.7 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.2 earthquake 42 km SW of Karluk, Alaska came in on February 21, 2026 at 23:52 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.1 earthquake that occurred about 8 hours earlier. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 23:52:04 UTC | 3.4md | 120 km NE of Cruz Bay, U.S. Virgin Islands 19.207°, -64.117° | 38.8 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 3.4 earthquake 120 km NE of Cruz Bay, U.S. Virgin Islands came in on February 21, 2026 at 23:52 UTC. The event was offshore. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 23:42:07 UTC | 2.1ml | 43 km WNW of Ninilchik, Alaska 60.196°, -152.400° | 93.2 km | - | - | - | ✓ Reviewed | USGS → |
On February 21, 2026, worldwide seismic activity registered a magnitude 2.1 earthquake 43 km WNW of Ninilchik, Alaska at 23:42 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 23:40:00 UTC | 2.2ml | 27 km WNW of Nikiski, Alaska 60.785°, -151.759° | 83.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 seismic event took place 27 km WNW of Nikiski, Alaska on February 21, 2026 at 23:40 UTC. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 23:34:08 UTC | 2.1ml | 30 km WNW of Valdez, Alaska 61.250°, -146.869° | 16.7 km | - | - | - | ✓ Reviewed | USGS → |
At 23:34 UTC on February 21, 2026, a magnitude 2.1 tremor occurred 30 km WNW of Valdez, Alaska. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 23:18:12 UTC | 2.2ml | 87 km ESE of Egegik, Alaska 57.944°, -155.983° | 119.0 km | - | - | - | ✓ Reviewed | USGS → |
February 21, 2026 brought a magnitude 2.2 earthquake 87 km ESE of Egegik, Alaska, logged at 23:18 UTC. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 23:10:55 UTC | 4.3mb | Mariana Islands region 21.328°, 145.862° | 19.2 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.3 earthquake in the Mariana Islands region with origin time 23:10 UTC on February 21, 2026. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 23:00:40 UTC | 2.3ml | 8 km ESE of Ratliff City, Oklahoma 34.411°, -97.433° | 5.1 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.3 earthquake 8 km ESE of Ratliff City, Oklahoma came in on February 21, 2026 at 23:00 UTC. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 22:45:09 UTC | 2.1ml | 44 km SSE of Nelchina, Alaska 61.637°, -146.398° | 16.1 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.1 earthquake 44 km SSE of Nelchina, Alaska at 22:45 UTC on February 21, 2026. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 22:10:45 UTC | 2.7ml | 12 km WSW of Stanton, Texas 32.105°, -101.916° | 8.7 km | 1 | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.7 earthquake 12 km WSW of Stanton, Texas with origin time 22:10 UTC on February 21, 2026. Coming 1 hours after a magnitude 2.9 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 21:57:55 UTC | 2.3ml | 66 km SE of King Salmon, Alaska 58.240°, -155.917° | 157.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.3 seismic event took place 66 km SE of King Salmon, Alaska on February 21, 2026 at 21:57 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 21:54:25 UTC | 2.0ml | 76 km NW of Yakutat, Alaska 59.977°, -140.784° | 9.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 earthquake was recorded 76 km NW of Yakutat, Alaska on February 21, 2026 at 21:54 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 21:46:52 UTC | 2.5md | 49 km WNW of Lincoln City, Oregon 45.087°, -124.617° | 33.8 km | - | - | - | ✓ Reviewed | USGS → |
On February 21, 2026 at 21:46 UTC, a magnitude 2.5 earthquake struck 49 km WNW of Lincoln City, Oregon. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 21:46:13 UTC | 3.5ml | off the coast of Oregon 43.984°, -128.195° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 21:46 UTC on February 21, 2026, a magnitude 3.5 tremor occurred near off the coast of Oregon. See the M3.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 21:26:57 UTC | 2.5ml | 11 km N of Houston, Alaska 61.730°, -149.818° | 23.3 km | 1 | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.5 earthquake 11 km N of Houston, Alaska with origin time 21:26 UTC on February 21, 2026. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 21:20:23 UTC | 4.1mb | 71 km SSE of Kuqa, China 41.132°, 83.279° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On February 21, 2026, worldwide seismic activity registered a magnitude 4.1 earthquake 71 km SSE of Kuqa, China at 21:20 UTC. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 21:15:27 UTC | 2.9ml | 12 km WSW of Stanton, Texas 32.105°, -101.916° | 8.6 km | 2 | - | - | ✓ Reviewed | USGS → |
A magnitude 2.9 seismic event took place 12 km WSW of Stanton, Texas on February 21, 2026 at 21:15 UTC. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 20:49:50 UTC | 3.1ml | 101 km SSE of Adak, Alaska 51.015°, -176.142° | 17.6 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.1 earthquake was recorded 101 km SSE of Adak, Alaska on February 21, 2026 at 20:49 UTC. It arrived roughly 9 hours after a larger magnitude 3.6 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 20:28:47 UTC | 4.5mb | 254 km N of Tobelo, Indonesia 4.008°, 128.290° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 earthquake was recorded 254 km N of Tobelo, Indonesia on February 21, 2026 at 20:28 UTC. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 20:27:11 UTC | 2.2ml | 90 km NNW of Aleneva, Alaska 58.853°, -153.225° | 68.5 km | - | - | - | ✓ Reviewed | USGS → |
On February 21, 2026 at 20:27 UTC, a magnitude 2.2 earthquake struck 90 km NNW of Aleneva, Alaska. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 20:17:18 UTC | 2.5md | 2 km NW of The Geysers, CA 38.786°, -122.773° | 1.0 km | 1 | - | - | ✓ Reviewed | USGS → |
A magnitude 2.5 earthquake was recorded 2 km NW of The Geysers, CA on February 21, 2026 at 20:17 UTC. Coming 3 hours after a magnitude 4.2 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 M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 20:16:39 UTC | 2.2ml | 14 km ESE of Pāhala, Hawaii 19.152°, -155.356° | 29.2 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.2 earthquake 14 km ESE of Pāhala, Hawaii at 20:16 UTC on February 21, 2026. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 20:10:03 UTC | 4.5mb | Southwest Indian Ridge -40.154°, 45.530° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.5 earthquake near Southwest Indian Ridge with origin time 20:10 UTC on February 21, 2026. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 19:53:48 UTC | 2.3ml | 96 km E of Nikolski, Alaska 52.805°, -167.442° | 1.3 km | - | - | - | ✓ Reviewed | USGS → |
February 21, 2026 brought a magnitude 2.3 earthquake 96 km E of Nikolski, Alaska, logged at 19:53 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. | ||||||||
2026-02-21 2026-02-21 19:03:32 UTC | 2.0md | 22 km SSW of Tahoma, CA 38.888°, -120.246° | 4.8 km | - | - | - | ✓ Reviewed | USGS → |
On February 21, 2026 at 19:03 UTC, a magnitude 2.0 earthquake struck 22 km SSW of Tahoma, CA. 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. | ||||||||
2026-02-21 2026-02-21 18:59:33 UTC | 4.5mb | 116 km SSE of Kirakira, Solomon Islands -11.370°, 162.446° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On February 21, 2026, worldwide seismic activity registered a magnitude 4.5 earthquake 116 km SSE of Kirakira, Solomon Islands at 18:59 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.9 earthquake that occurred about 2 hours earlier. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 18:55:25 UTC | 4.3mb | 222 km ENE of Kuril’sk, Russia 45.908°, 150.559° | 143.6 km | - | - | - | ✓ Reviewed | USGS → |
On February 21, 2026, worldwide seismic activity registered a magnitude 4.3 earthquake 222 km ENE of Kuril’sk, Russia at 18:55 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-21 2026-02-21 18:51:20 UTC | 2.6ml | 138 km SSE of Sand Point, Alaska 54.164°, -159.780° | 26.1 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.6 event was detected 138 km SSE of Sand Point, Alaska on February 21, 2026, with origin time 18:51 UTC. See the M2.6 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 February 21, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.