Earthquakes on February 18, 2026
239
EARTHQUAKES on February 18, 2026
24-hour UTC period · USGS data
LARGEST: M5.2 — central Mid-Atlantic Ridge
10 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
3
M4.0–4.9
28
M3.0–3.9
3
M2.0–2.9
46
M1.0–1.9
159
Activity Summary
239
Total earthquakes
~250
Daily average
Normal
Activity level
3
M5.0+ events
Significant Earthquakes (M4.5+)
5.2
central Mid-Atlantic Ridge
19:53 UTC · 10.0 km deep
5.1
113 km S of Koshima, Japan
02:27 UTC · 31.7 km deep
Felt by 1
5.0
105 km NNW of Port-Olry, Vanuatu
00:45 UTC · 10.0 km deep
4.9
182 km WSW of Tual, Indonesia
02:15 UTC · 65.6 km deep
4.8
182 km SSW of Severo-Kuril’sk, Russia
23:36 UTC · 82.2 km deep
4.8
65 km S of Corralero, Mexico
00:19 UTC · 10.0 km deep
Felt by 3
4.7
63 km SE of San Pedro de Atacama, Chile
19:32 UTC · 140.1 km deep
4.7
South Sandwich Islands region
14:07 UTC · 10.0 km deep
Earthquake Map — February 18, 2026
All Earthquakes — February 18, 2026
Showing 30 of 80 (filtered from 239)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2026-02-18 2026-02-18 23:36:44 UTC | 4.8mb | 182 km SSW of Severo-Kuril’sk, Russia 49.264°, 154.826° | 82.2 km | - | - | - | ✓ Reviewed | USGS → |
At 23:36 UTC on February 18, 2026, a magnitude 4.8 tremor occurred 182 km SSW of Severo-Kuril’sk, Russia. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 23:26:12 UTC | 2.8ml | 129 km SE of Chignik, Alaska 55.462°, -156.962° | 8.8 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.8 earthquake 129 km SE of Chignik, Alaska came in on February 18, 2026 at 23:26 UTC. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 22:40:28 UTC | 4.5mwr | 81 km E of Tomioka, Japan 37.411°, 141.931° | 41.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 earthquake was recorded 81 km E of Tomioka, Japan on February 18, 2026 at 22:40 UTC. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 22:00:10 UTC | 2.2ml | 108 km SSW of Unalaska, Alaska 52.964°, -167.133° | 16.3 km | - | - | - | ✓ Reviewed | USGS → |
On February 18, 2026, worldwide seismic activity registered a magnitude 2.2 earthquake 108 km SSW of Unalaska, Alaska at 22:00 UTC. It arrived roughly 1 hours after a larger magnitude 2.3 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. | ||||||||
2026-02-18 2026-02-18 21:58:05 UTC | 2.4ml | 96 km SSE of Akutan, Alaska 53.359°, -165.122° | 16.6 km | - | - | - | ✓ Reviewed | USGS → |
February 18, 2026 brought a magnitude 2.4 earthquake 96 km SSE of Akutan, Alaska, logged at 21:58 UTC. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 21:57:55 UTC | 2.5ml | 105 km SSE of Sand Point, Alaska 54.420°, -160.104° | 1.2 km | - | - | - | ✓ Reviewed | USGS → |
On February 18, 2026, worldwide seismic activity registered a magnitude 2.5 earthquake 105 km SSE of Sand Point, Alaska at 21:57 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.9 earthquake that occurred about 6 hours earlier. 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. | ||||||||
2026-02-18 2026-02-18 21:56:57 UTC | 2.3ml | 103 km SSE of Sand Point, Alaska 54.427°, -160.146° | 4.1 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.3 earthquake 103 km SSE of Sand Point, Alaska came in on February 18, 2026 at 21:56 UTC. It arrived roughly 6 hours after a larger magnitude 2.9 mainshock in the same 20 km area, placing it within the typical aftershock window. 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. | ||||||||
2026-02-18 2026-02-18 21:55:21 UTC | 2.3ml | 107 km E of Nikolski, Alaska 52.982°, -167.263° | 27.2 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.3 seismic event took place 107 km E of Nikolski, Alaska on February 18, 2026 at 21:55 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 21:17:57 UTC | 2.4ml | 100 km SSE of Sand Point, Alaska 54.454°, -160.171° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On February 18, 2026 at 21:17 UTC, a magnitude 2.4 earthquake struck 100 km SSE of Sand Point, Alaska. Coming 6 hours after a magnitude 2.9 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 20:48:46 UTC | 3.0ml | 181 km S of Nikolski, Alaska 51.317°, -169.206° | 10.0 km | - | I | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.0 earthquake 181 km S of Nikolski, Alaska with origin time 20:48 UTC on February 18, 2026. The event was offshore. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 19:53:22 UTC | 5.2mb | central Mid-Atlantic Ridge 2.920°, -31.440° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On February 18, 2026 at 19:53 UTC, a magnitude 5.2 earthquake struck near central Mid-Atlantic Ridge. It is the largest earthquake currently listed for worldwide seismic activity on February 18, 2026. See the M5.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 19:32:14 UTC | 4.7mb | 63 km SE of San Pedro de Atacama, Chile -23.284°, -67.730° | 140.1 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.7 event was detected 63 km SE of San Pedro de Atacama, Chile on February 18, 2026, with origin time 19:32 UTC. The event was offshore. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 18:37:18 UTC | 2.6ml | 14 km ENE of Unalaska, Alaska 53.917°, -166.330° | 92.5 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.6 earthquake 14 km ENE of Unalaska, Alaska with origin time 18:37 UTC on February 18, 2026. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 18:34:46 UTC | 2.9ml | 22 km E of Koyukuk, Alaska 64.916°, -157.238° | 4.9 km | - | - | - | ✓ Reviewed | USGS → |
At 18:34 UTC on February 18, 2026, a magnitude 2.9 tremor occurred 22 km E of Koyukuk, Alaska. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 17:54:41 UTC | 2.4ml | 51 km SSE of Perryville, Alaska 55.480°, -158.869° | 44.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.4 earthquake was recorded 51 km SSE of Perryville, Alaska on February 18, 2026 at 17:54 UTC. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 17:50:12 UTC | 2.5ml | 93 km SSW of False Pass, Alaska 54.144°, -164.171° | 33.0 km | - | - | - | ✓ Reviewed | USGS → |
At 17:50 UTC on February 18, 2026, a magnitude 2.5 tremor occurred 93 km SSW of False Pass, Alaska. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 17:38:38 UTC | 2.9ml | 29 km SW of Nikolski, Alaska 52.768°, -169.203° | 32.2 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.9 earthquake 29 km SW of Nikolski, Alaska at 17:38 UTC on February 18, 2026. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 17:24:54 UTC | 4.0mb | 63 km S of Koróni, Greece 36.224°, 21.997° | 45.1 km | - | - | - | ✓ Reviewed | USGS → |
On February 18, 2026 at 17:24 UTC, a magnitude 4.0 earthquake struck 63 km S of Koróni, Greece. The event was offshore. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 17:01:42 UTC | 4.1mb | 282 km E of Levuka, Fiji -18.058°, -178.016° | 602.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.1 earthquake 282 km E of Levuka, Fiji came in on February 18, 2026 at 17:01 UTC. This is the deepest earthquake in the current dataset — a deep-focus event. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 16:22:03 UTC | 2.4ml | 127 km SSE of Sand Point, Alaska 54.281°, -159.741° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.4 earthquake 127 km SSE of Sand Point, Alaska with origin time 16:22 UTC on February 18, 2026. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 15:57:53 UTC | 2.8ml | 112 km N of Yakutat, Alaska 60.556°, -139.772° | 5.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.8 seismic event took place 112 km N of Yakutat, Alaska on February 18, 2026 at 15:57 UTC. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 15:46:02 UTC | 2.9ml | 94 km SSE of Sand Point, Alaska 54.548°, -159.972° | 8.3 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.9 event was detected 94 km SSE of Sand Point, Alaska on February 18, 2026, with origin time 15:46 UTC. 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 M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 15:31:21 UTC | 2.3md | 4 km NW of The Geysers, CA 38.802°, -122.793° | 2.9 km | - | - | - | Auto | USGS → |
Seismographs logged a magnitude 2.3 earthquake 4 km NW of The Geysers, CA with origin time 15:31 UTC on February 18, 2026. Coming 6 hours after a magnitude 2.7 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 M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 15:19:04 UTC | 4.2mb | 105 km E of Antofagasta, Chile -23.787°, -69.374° | 75.6 km | - | - | - | ✓ Reviewed | USGS → |
On February 18, 2026, worldwide seismic activity registered a magnitude 4.2 earthquake 105 km E of Antofagasta, Chile at 15:19 UTC. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 15:13:50 UTC | 2.3ml | 70 km SE of Pope-Vannoy Landing, Alaska 59.168°, -153.512° | 98.9 km | - | - | - | ✓ Reviewed | USGS → |
February 18, 2026 brought a magnitude 2.3 earthquake 70 km SE of Pope-Vannoy Landing, Alaska, logged at 15:13 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 15:05:11 UTC | 2.1md | 12 km S of Tres Pinos, CA 36.682°, -121.344° | 5.5 km | - | - | - | ✓ Reviewed | USGS → |
At 15:05 UTC on February 18, 2026, a magnitude 2.1 tremor occurred 12 km S of Tres Pinos, CA. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 15:00:32 UTC | 4.2mb | 108 km N of Ambon, Indonesia -2.729°, 128.014° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 15:00 UTC on February 18, 2026, a magnitude 4.2 tremor occurred 108 km N of Ambon, Indonesia. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 14:16:16 UTC | 4.2mb | 180 km SSE of Attu Station, Alaska 51.319°, 174.056° | 10.0 km | - | I | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.2 earthquake 180 km SSE of Attu Station, Alaska at 14:16 UTC on February 18, 2026. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 14:08:40 UTC | 4.3mb | 9 km ESE of Fīrūzābād, Iran 28.820°, 52.668° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.3 earthquake 9 km ESE of Fīrūzābād, Iran came in on February 18, 2026 at 14:08 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-02-18 2026-02-18 14:07:54 UTC | 4.7mb | South Sandwich Islands region -55.895°, -26.336° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.7 earthquake in the South Sandwich Islands region came in on February 18, 2026 at 14:07 UTC. See the M4.7 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 18, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.