Earthquakes on September 5, 2026
257
EARTHQUAKES on September 5, 2026
24-hour UTC period · USGS data
LARGEST: M5.6 — 89 km ESE of Isangel, Vanuatu
9 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
6
M4.0–4.9
34
M3.0–3.9
17
M2.0–2.9
71
M1.0–1.9
129
Activity Summary
257
Total earthquakes
~250
Daily average
Normal
Activity level
6
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.6
89 km ESE of Isangel, Vanuatu
17:02 UTC · 9.0 km deep
5.5
162 km E of Kokopo, Papua New Guinea
14:12 UTC · 109.0 km deep
Felt by 1
5.4
Carlsberg Ridge
17:25 UTC · 10.0 km deep
5.2
79 km SSW of Sibolga, Indonesia
14:06 UTC · 84.7 km deep
5.1
61 km W of Cafayate, Argentina
11:37 UTC · 10.0 km deep
Felt by 1
5.0
off the coast of Central America
05:00 UTC · 10.0 km deep
4.9
85 km SSW of Nikolski, Alaska
18:00 UTC · 21.3 km deep
4.9
63 km WSW of Pagar Alam, Indonesia
10:59 UTC · 88.8 km deep
Felt by 1
Earthquake Map — September 5, 2026
All Earthquakes — September 5, 2026
Showing 30 of 128 (filtered from 257)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2026-09-05 2026-09-05 23:58:12 UTC | 2.6ml | 264 km W of Adak, Alaska 51.780°, 179.534° | 111.3 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.6 earthquake 264 km W of Adak, Alaska at 23:58 UTC on September 5, 2026. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 23:46:26 UTC | 4.5mb | 75 km N of Isangel, Vanuatu -18.859°, 169.231° | 242.5 km | - | - | - | ✓ Reviewed | USGS → |
At 23:46 UTC on September 5, 2026, a magnitude 4.5 tremor occurred 75 km N of Isangel, Vanuatu. This is the deepest earthquake in the current dataset — an intermediate depth event. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 23:31:38 UTC | 2.9ml | 3 km N of Anchorage, Alaska 61.252°, -149.914° | 38.9 km | 5 | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.9 earthquake 3 km N of Anchorage, Alaska came in on September 5, 2026 at 23:31 UTC. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 23:15:16 UTC | 3.9ml | 114 km SSE of Prudhoe Bay, Alaska 69.319°, -147.124° | 15.7 km | - | III | - | ✓ Reviewed | USGS → |
On September 5, 2026 at 23:15 UTC, a magnitude 3.9 earthquake struck 114 km SSE of Prudhoe Bay, Alaska. See the M3.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 22:47:43 UTC | 3.0ml | 99 km NW of Nikolski, Alaska 53.555°, -169.943° | 190.7 km | - | - | - | ✓ Reviewed | USGS → |
At 22:47 UTC on September 5, 2026, a magnitude 3.0 tremor occurred 99 km NW of Nikolski, Alaska. The event was offshore. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 22:37:24 UTC | 3.2ml | 247 km SSE of Attu Station, Alaska 51.016°, 175.218° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
September 5, 2026 brought a magnitude 3.2 earthquake 247 km SSE of Attu Station, Alaska, logged at 22:37 UTC. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 22:33:50 UTC | 4.1mb | 180 km N of Tobelo, Indonesia 3.348°, 127.807° | 56.3 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.1 earthquake 180 km N of Tobelo, Indonesia at 22:33 UTC on September 5, 2026. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 22:23:09 UTC | 2.4ml | 67 km S of Adak, Alaska 51.276°, -176.756° | 36.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.4 earthquake was recorded 67 km S of Adak, Alaska on September 5, 2026 at 22:23 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.5 earthquake that occurred about 1 hours earlier. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 22:09:40 UTC | 2.5ml | 57 km S of Adak, Alaska 51.355°, -176.562° | 26.5 km | - | - | - | ✓ Reviewed | USGS → |
At 22:09 UTC on September 5, 2026, a magnitude 2.5 tremor occurred 57 km S of Adak, Alaska. It arrived roughly 3 hours after a larger magnitude 3.2 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 21:25:08 UTC | 2.3md | 2 km SSW of Las Marías, Puerto Rico 18.232°, -66.998° | 17.6 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.3 seismic event took place 2 km SSW of Las Marías, Puerto Rico on September 5, 2026 at 21:25 UTC. Coming 19 hours after a magnitude 2.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 21:24:29 UTC | 2.1ml | 8 km S of Princeton, Canada 49.378°, -120.508° | -0.5 km | - | - | - | ✓ Reviewed | USGS → |
September 5, 2026 brought a magnitude 2.1 earthquake 8 km S of Princeton, Canada, logged at 21:24 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 21:06:01 UTC | 4.7mb | 94 km ESE of Isangel, Vanuatu -19.901°, 170.094° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
September 5, 2026 brought a magnitude 4.7 earthquake 94 km ESE of Isangel, Vanuatu, logged at 21:06 UTC. It arrived roughly 4 hours after a larger magnitude 5.6 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 20:56:11 UTC | 2.4ml | 76 km SSE of Adak, Alaska 51.258°, -176.137° | 19.6 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.4 earthquake 76 km SSE of Adak, Alaska with origin time 20:56 UTC on September 5, 2026. Coming 2 hours after a magnitude 3.2 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. | ||||||||
2026-09-05 2026-09-05 20:10:41 UTC | 2.1ml | 115 km WSW of Adak, Alaska 51.413°, -178.125° | 15.4 km | - | - | - | ✓ Reviewed | USGS → |
On September 5, 2026 at 20:10 UTC, a magnitude 2.1 earthquake struck 115 km WSW of Adak, Alaska. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 19:51:13 UTC | 4.2mb | 46 km E of Khorugh, Tajikistan 37.417°, 72.067° | 191.8 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.2 earthquake 46 km E of Khorugh, Tajikistan with origin time 19:51 UTC on September 5, 2026. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 19:16:47 UTC | 3.2ml | 69 km SSE of Adak, Alaska 51.284°, -176.311° | 35.0 km | - | II | - | ✓ Reviewed | USGS → |
On September 5, 2026 at 19:16 UTC, a magnitude 3.2 earthquake struck 69 km SSE of Adak, Alaska. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 18:46:46 UTC | 2.3md | 1 km E of Coto Laurel, Puerto Rico 18.050°, -66.539° | 16.6 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.3 earthquake 1 km E of Coto Laurel, Puerto Rico came in on September 5, 2026 at 18:46 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 18:46:09 UTC | 3.9ml | 12 km N of Rahotu, New Zealand -39.218°, 173.802° | 10.1 km | 1 | - | - | ✓ Reviewed | USGS → |
A magnitude 3.9 earthquake was recorded 12 km N of Rahotu, New Zealand on September 5, 2026 at 18:46 UTC. The event was offshore. See the M3.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 18:32:22 UTC | 2.5ml | 96 km SE of Akutan, Alaska 53.476°, -164.814° | 15.6 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.5 earthquake 96 km SE of Akutan, Alaska at 18:32 UTC on September 5, 2026. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 18:11:38 UTC | 2.8ml | 74 km SSW of Nikolski, Alaska 52.282°, -169.098° | 20.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.8 earthquake was recorded 74 km SSW of Nikolski, Alaska on September 5, 2026 at 18:11 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.9 earthquake that occurred about 1 hours earlier. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 18:00:07 UTC | 4.9mb | 85 km SSW of Nikolski, Alaska 52.224°, -169.325° | 21.3 km | - | II | - | ✓ Reviewed | USGS → |
This magnitude 4.9 event was detected 85 km SSW of Nikolski, Alaska on September 5, 2026, with origin time 18:00 UTC. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 17:27:09 UTC | 2.3ml | 68 km ENE of Ouzinkie, Alaska 58.216°, -151.487° | 19.2 km | - | - | - | ✓ Reviewed | USGS → |
September 5, 2026 brought a magnitude 2.3 earthquake 68 km ENE of Ouzinkie, Alaska, logged at 17:27 UTC. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 17:25:55 UTC | 2.7md | 20 km SW of Stella, Puerto Rico 18.191°, -67.389° | 14.6 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.7 earthquake 20 km SW of Stella, Puerto Rico at 17:25 UTC on September 5, 2026. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 17:25:52 UTC | 5.4mww | Carlsberg Ridge -0.503°, 67.803° | 10.0 km | - | - | green | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 5.4 earthquake near Carlsberg Ridge with origin time 17:25 UTC on September 5, 2026. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. See the M5.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 17:02:11 UTC | 5.6mww | 89 km ESE of Isangel, Vanuatu -19.742°, 170.110° | 9.0 km | - | III | green | ✓ Reviewed | USGS → |
On September 5, 2026 at 17:02 UTC, a magnitude 5.6 earthquake struck 89 km ESE of Isangel, Vanuatu. 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 September 5, 2026. See the M5.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 16:55:48 UTC | 4.0mb | 18 km E of Labuan Bajo, Indonesia -8.467°, 120.051° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.0 seismic event took place 18 km E of Labuan Bajo, Indonesia on September 5, 2026 at 16:55 UTC. Coming 1 hours after a magnitude 4.4 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 16:33:41 UTC | 2.2ml | 12 km WSW of Salton City, CA 33.242°, -116.068° | 3.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 seismic event took place 12 km WSW of Salton City, CA on September 5, 2026 at 16:33 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. | ||||||||
2026-09-05 2026-09-05 16:31:35 UTC | 4.4mb | 33 km E of Labuan Bajo, Indonesia -8.457°, 120.193° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.4 earthquake 33 km E of Labuan Bajo, Indonesia with origin time 16:31 UTC on September 5, 2026. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 16:14:21 UTC | 2.9ml | 100 km SSW of Nikolski, Alaska 52.069°, -169.256° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.9 seismic event took place 100 km SSW of Nikolski, Alaska on September 5, 2026 at 16:14 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.2 earthquake that occurred about 13 hours earlier. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-05 2026-09-05 16:09:37 UTC | 2.7ml | 76 km S of Nikolski, Alaska 52.259°, -169.060° | 5.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.7 event was detected 76 km S of Nikolski, Alaska on September 5, 2026, with origin time 16:09 UTC. It arrived roughly 1 hours after a larger magnitude 3.0 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.7 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 September 5, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.