Earthquakes on September 29, 2026
251
EARTHQUAKES on September 29, 2026
24-hour UTC period · USGS data
LARGEST: M5.5 — southern Mid-Atlantic Ridge
10 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
4
M4.0–4.9
25
M3.0–3.9
4
M2.0–2.9
62
M1.0–1.9
156
Activity Summary
251
Total earthquakes
~250
Daily average
Normal
Activity level
4
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
New Caledonia
3
South Sandwich Islands
3
Northern Mariana Islands
1
Significant Earthquakes (M4.5+)
5.5
southern Mid-Atlantic Ridge
13:06 UTC · 10.0 km deep
5.4
99 km SSE of Pangai, Tonga
12:40 UTC · 10.0 km deep
Felt by 1
5.3
76 km NE of Tadine, New Caledonia
03:23 UTC · 10.0 km deep
Felt by 1
5.0
77 km ENE of Tadine, New Caledonia
10:42 UTC · 10.0 km deep
4.9
61 km NW of Pante Makasar, Timor Leste
14:14 UTC · 153.0 km deep
4.8
South Sandwich Islands region
15:17 UTC · 114.2 km deep
4.8
98 km SW of Port-Vila, Vanuatu
11:27 UTC · 10.0 km deep
4.8
South Sandwich Islands region
06:38 UTC · 35.0 km deep
Earthquake Map — September 29, 2026
All Earthquakes — September 29, 2026
Showing 30 of 95 (filtered from 251)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2026-09-29 2026-09-29 23:46:23 UTC | 4.4mb | 27 km ESE of San Jose Village, Northern Mariana Islands 14.888°, 145.864° | 111.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.4 earthquake 27 km ESE of San Jose Village, Northern Mariana Islands came in on September 29, 2026 at 23:46 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 23:20:37 UTC | 4.3mb | 168 km WNW of Tiksi, Russia 72.564°, 124.860° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.3 earthquake 168 km WNW of Tiksi, Russia with origin time 23:20 UTC on September 29, 2026. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 23:18:25 UTC | 4.3mb | 74 km NE of Tadine, New Caledonia -21.144°, 168.458° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On September 29, 2026, worldwide seismic activity registered a magnitude 4.3 earthquake 74 km NE of Tadine, New Caledonia at 23:18 UTC. Coming 20 hours after a magnitude 5.3 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 22:59:31 UTC | 2.0ml | 17 km W of Ivanof Bay, Alaska 55.893°, -159.765° | 7.3 km | - | - | - | ✓ Reviewed | USGS → |
On September 29, 2026, worldwide seismic activity registered a magnitude 2.0 earthquake 17 km W of Ivanof Bay, Alaska at 22:59 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 22:54:25 UTC | 2.0ml | 39 km ENE of Ensenada, B.C., MX 31.940°, -116.219° | 15.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.0 earthquake 39 km ENE of Ensenada, B.C., MX with origin time 22:54 UTC on September 29, 2026. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 22:48:05 UTC | 4.3mb | 106 km SE of Kimbe, Papua New Guinea -6.141°, 150.893° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 22:48 UTC on September 29, 2026, a magnitude 4.3 tremor occurred 106 km SE of Kimbe, Papua New Guinea. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 22:30:31 UTC | 2.8ml | 86 km NNE of Nikolski, Alaska 53.645°, -168.323° | 218.7 km | - | - | - | ✓ Reviewed | USGS → |
At 22:30 UTC on September 29, 2026, a magnitude 2.8 tremor occurred 86 km NNE of Nikolski, Alaska. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 22:17:33 UTC | 4.6mb | Carlsberg Ridge -0.946°, 67.707° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.6 earthquake near Carlsberg Ridge with origin time 22:17 UTC on September 29, 2026. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 21:50:29 UTC | 4.4mb | 13 km SSW of Roncesvalles, Colombia 3.889°, -75.634° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.4 seismic event took place 13 km SSW of Roncesvalles, Colombia on September 29, 2026 at 21:50 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 21:18:32 UTC | 2.3ml | 79 km SSE of Adak, Alaska 51.209°, -176.196° | 31.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.3 earthquake was recorded 79 km SSE of Adak, Alaska on September 29, 2026 at 21:18 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.6 earthquake that occurred about 12 hours earlier. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 21:11:47 UTC | 2.8ml | 47 km NNE of Atka, Alaska 52.592°, -173.928° | 208.2 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.8 earthquake 47 km NNE of Atka, Alaska at 21:11 UTC on September 29, 2026. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 21:05:56 UTC | 4.2ml | 6 km WNW of Wauna, Washington 47.400°, -122.722° | 27.9 km | 9,570 | III | green | ✓ Reviewed | USGS → |
This magnitude 4.2 event was detected 6 km WNW of Wauna, Washington on September 29, 2026, with origin time 21:05 UTC. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 20:45:50 UTC | 4.7mb | 48 km N of Dicabisagan, Philippines 17.523°, 122.447° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On September 29, 2026 at 20:45 UTC, a magnitude 4.7 earthquake struck 48 km N of Dicabisagan, Philippines. The event was offshore. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 20:11:38 UTC | 2.3ml | 11 km ESE of Pearsall, Texas 28.854°, -98.986° | 8.8 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.3 earthquake 11 km ESE of Pearsall, Texas with origin time 20:11 UTC on September 29, 2026. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 20:11:07 UTC | 2.1md | 29 km SW of Richland, Oregon 44.599°, -117.459° | -1.1 km | - | - | - | ✓ Reviewed | USGS → |
On September 29, 2026, worldwide seismic activity registered a magnitude 2.1 earthquake 29 km SW of Richland, Oregon at 20:11 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. | ||||||||
2026-09-29 2026-09-29 19:47:35 UTC | 2.6ml | 95 km S of Nikolski, Alaska 52.093°, -169.136° | 2.8 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.6 event was detected 95 km S of Nikolski, Alaska on September 29, 2026, with origin time 19:47 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.8 earthquake that occurred about 18 hours earlier. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 19:22:22 UTC | 2.2md | 3 km ENE of Lluveras, Puerto Rico 18.052°, -66.877° | 6.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 seismic event took place 3 km ENE of Lluveras, Puerto Rico on September 29, 2026 at 19:22 UTC. Coming 8 hours after a magnitude 2.4 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 18:48:33 UTC | 2.8ml | 169 km S of Atka, Alaska 50.672°, -174.231° | 5.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.8 event was detected 169 km S of Atka, Alaska on September 29, 2026, with origin time 18:48 UTC. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 18:27:15 UTC | 2.1ml | 24 km SSW of Westbrook, Texas 32.141°, -101.086° | 5.7 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.1 earthquake 24 km SSW of Westbrook, Texas at 18:27 UTC on September 29, 2026. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 18:21:49 UTC | 4.1mb | 101 km NE of San Pedro de Atacama, Chile -22.265°, -67.498° | 167.2 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.1 earthquake 101 km NE of San Pedro de Atacama, Chile came in on September 29, 2026 at 18:21 UTC. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 18:19:43 UTC | 4.3mb | 136 km ESE of Gizo, Solomon Islands -8.694°, 157.933° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.3 earthquake 136 km ESE of Gizo, Solomon Islands at 18:19 UTC on September 29, 2026. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 18:15:21 UTC | 2.2ml | 20 km W of Cohoe, Alaska 60.374°, -151.676° | 71.2 km | 1 | - | - | ✓ Reviewed | USGS → |
September 29, 2026 brought a magnitude 2.2 earthquake 20 km W of Cohoe, Alaska, logged at 18:15 UTC. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 18:13:46 UTC | 2.0ml | 16 km WNW of Aleneva, Alaska 58.131°, -153.164° | 49.9 km | - | - | - | ✓ Reviewed | USGS → |
At 18:13 UTC on September 29, 2026, a magnitude 2.0 tremor occurred 16 km WNW of Aleneva, Alaska. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 18:01:35 UTC | 2.1ml | 290 km W of Adak, Alaska 51.501°, 179.215° | 17.4 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.1 event was detected 290 km W of Adak, Alaska on September 29, 2026, with origin time 18:01 UTC. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 17:40:06 UTC | 2.7ml | 84 km NE of Atka, Alaska 52.671°, -173.236° | 185.4 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.7 earthquake was recorded 84 km NE of Atka, Alaska on September 29, 2026 at 17:40 UTC. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 17:24:41 UTC | 2.7ml | 73 km N of Dawson City, Canada 64.717°, -139.504° | 5.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.7 earthquake 73 km N of Dawson City, Canada with origin time 17:24 UTC on September 29, 2026. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 16:28:53 UTC | 2.0ml | 59 km S of Whites City, New Mexico 31.648°, -104.488° | 6.7 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.0 earthquake 59 km S of Whites City, New Mexico at 16:28 UTC on September 29, 2026. This event falls inside the aftershock decay of a nearby magnitude 2.1 earthquake that occurred about 13 hours earlier. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 16:17:57 UTC | 2.6ml | 227 km WSW of Adak, Alaska 51.476°, -179.860° | 67.6 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.6 earthquake 227 km WSW of Adak, Alaska came in on September 29, 2026 at 16:17 UTC. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 16:13:02 UTC | 4.7mb | 50 km N of Fangale’ounga, Tonga -19.297°, -174.254° | 56.8 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.7 earthquake was recorded 50 km N of Fangale’ounga, Tonga on September 29, 2026 at 16:13 UTC. The event was offshore. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 16:11:59 UTC | 2.6ml | 83 km SW of Adak, Alaska 51.347°, -177.483° | 28.2 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.6 seismic event took place 83 km SW of Adak, Alaska on September 29, 2026 at 16:11 UTC. The event was offshore. 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 September 29, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.