Earthquakes on September 19, 2026
251
EARTHQUAKES on September 19, 2026
24-hour UTC period · USGS data
LARGEST: M5.3 — Reykjanes Ridge
10 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
4
M4.0–4.9
27
M3.0–3.9
8
M2.0–2.9
73
M1.0–1.9
139
Activity Summary
251
Total earthquakes
~250
Daily average
Normal
Activity level
4
M5.0+ events
Significant Earthquakes (M4.5+)
5.3
Reykjanes Ridge
20:24 UTC · 10.0 km deep
5.2
209 km WNW of Abepura, Indonesia
04:18 UTC · 10.0 km deep
5.1
67 km NE of Ruteng, Indonesia
13:56 UTC · 10.0 km deep
5.0
South Sandwich Islands region
09:59 UTC · 58.0 km deep
4.9
115 km WSW of Alianza Cristiana, Peru
07:12 UTC · 10.0 km deep
4.8
29 km WSW of Sipí, Colombia
13:44 UTC · 58.2 km deep
Felt by 1
4.8
8 km WSW of Mongar, Bhutan
10:31 UTC · 10.0 km deep
Felt by 13
4.8
269 km E of Dolinsk, Russia
09:34 UTC · 395.0 km deep
Earthquake Map — September 19, 2026
All Earthquakes — September 19, 2026
Showing 30 of 112 (filtered from 251)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2026-09-19 2026-09-19 23:54:06 UTC | 4.2mb | 113 km NNE of Lospalos, Timor Leste -7.585°, 127.412° | 151.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.2 earthquake 113 km NNE of Lospalos, Timor Leste at 23:54 UTC on September 19, 2026. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 23:32:16 UTC | 2.6ml | 6 km E of South Hedland, Australia -20.410°, 118.665° | 10.0 km | 1 | - | - | ✓ Reviewed | USGS → |
On September 19, 2026, worldwide seismic activity registered a magnitude 2.6 earthquake 6 km E of South Hedland, Australia at 23:32 UTC. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 23:20:15 UTC | 4.3mb | 23 km S of Sipí, Colombia 4.443°, -76.662° | 79.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.3 earthquake was recorded 23 km S of Sipí, Colombia on September 19, 2026 at 23:20 UTC. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 23:00:27 UTC | 2.3md | 4 km WSW of Fuig, Puerto Rico 17.978°, -66.960° | 7.6 km | - | - | - | ✓ Reviewed | USGS → |
On September 19, 2026 at 23:00 UTC, a magnitude 2.3 earthquake struck 4 km WSW of Fuig, Puerto Rico. Coming 18 hours after a magnitude 3.1 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. | ||||||||
2026-09-19 2026-09-19 22:56:14 UTC | 2.8ml | 14 km SSW of Smiley, Texas 29.141°, -97.679° | 9.1 km | 2 | - | - | ✓ Reviewed | USGS → |
On September 19, 2026, worldwide seismic activity registered a magnitude 2.8 earthquake 14 km SSW of Smiley, Texas at 22:56 UTC. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 22:53:36 UTC | 4.3mb | 1 km ENE of General Mosconi, Argentina -22.588°, -63.798° | 532.9 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.3 earthquake 1 km ENE of General Mosconi, Argentina with origin time 22:53 UTC on September 19, 2026. 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. | ||||||||
2026-09-19 2026-09-19 22:46:44 UTC | 2.6md | 4 km SW of Guánica, Puerto Rico 17.941°, -66.940° | 9.5 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.6 earthquake 4 km SW of Guánica, Puerto Rico with origin time 22:46 UTC on September 19, 2026. This event falls inside the aftershock decay of a nearby magnitude 3.1 earthquake that occurred about 18 hours earlier. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 22:28:51 UTC | 4.4mb | 34 km SW of Sipí, Colombia 4.442°, -76.879° | 73.7 km | - | - | - | ✓ Reviewed | USGS → |
At 22:28 UTC on September 19, 2026, a magnitude 4.4 tremor occurred 34 km SW of Sipí, Colombia. Coming 9 hours after a magnitude 4.8 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 22:15:17 UTC | 3.3md | 110 km N of Suárez, Puerto Rico 19.427°, -65.810° | 21.0 km | - | - | - | ✓ Reviewed | USGS → |
On September 19, 2026, worldwide seismic activity registered a magnitude 3.3 earthquake 110 km N of Suárez, Puerto Rico at 22:15 UTC. The event was offshore. See the M3.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 21:55:43 UTC | 2.6ml | 41 km W of Ninilchik, Alaska 60.117°, -152.409° | 94.7 km | 1 | - | - | ✓ Reviewed | USGS → |
At 21:55 UTC on September 19, 2026, a magnitude 2.6 tremor occurred 41 km W of Ninilchik, Alaska. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 21:44:50 UTC | 4.1mb | 246 km N of Likisá, Timor Leste -6.395°, 124.923° | 548.9 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.1 earthquake 246 km N of Likisá, Timor Leste came in on September 19, 2026 at 21:44 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. | ||||||||
2026-09-19 2026-09-19 21:37:04 UTC | 2.2ml | 74 km SSW of Adak, Alaska 51.248°, -177.012° | 29.8 km | - | - | - | ✓ Reviewed | USGS → |
On September 19, 2026 at 21:37 UTC, a magnitude 2.2 earthquake struck 74 km SSW of Adak, Alaska. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 21:08:41 UTC | 2.2ml | 9 km NW of Prague, Oklahoma 35.536°, -96.766° | 11.3 km | 1 | - | - | ✓ Reviewed | USGS → |
At 21:08 UTC on September 19, 2026, a magnitude 2.2 tremor occurred 9 km NW of Prague, Oklahoma. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 20:55:31 UTC | 4.4mb | 36 km N of Malfa, Italy 38.902°, 14.796° | 270.2 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.4 earthquake 36 km N of Malfa, Italy at 20:55 UTC on September 19, 2026. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 20:28:45 UTC | 3.0ml | 251 km WSW of Adak, Alaska 50.935°, -179.925° | 8.9 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 3.0 earthquake 251 km WSW of Adak, Alaska came in on September 19, 2026 at 20:28 UTC. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 20:24:42 UTC | 5.3mww | Reykjanes Ridge 57.126°, -33.424° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On September 19, 2026 at 20:24 UTC, a magnitude 5.3 earthquake struck near Reykjanes Ridge. It is the largest earthquake currently listed for worldwide seismic activity on September 19, 2026. See the M5.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 20:24:03 UTC | 4.1mb | Reykjanes Ridge 57.158°, -33.481° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.1 seismic event took place near Reykjanes Ridge on September 19, 2026 at 20:24 UTC. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 20:20:53 UTC | 2.1ml | 5 km SW of Volcano, Hawaii 19.398°, -155.267° | 0.1 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.1 earthquake 5 km SW of Volcano, Hawaii came in on September 19, 2026 at 20:20 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. | ||||||||
2026-09-19 2026-09-19 20:20:42 UTC | 2.6ml | 71 km SSW of Kaktovik, Alaska 69.513°, -144.125° | 1.8 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.6 earthquake 71 km SSW of Kaktovik, Alaska at 20:20 UTC on September 19, 2026. 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. | ||||||||
2026-09-19 2026-09-19 20:08:20 UTC | 2.7ml | 87 km E of Nikolski, Alaska 52.834°, -167.580° | 41.1 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.7 earthquake 87 km E of Nikolski, Alaska at 20:08 UTC on September 19, 2026. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 19:56:29 UTC | 3.1md | 12 km SE of Emajagua, Puerto Rico 17.924°, -65.792° | 14.7 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 3.1 event was detected 12 km SE of Emajagua, Puerto Rico on September 19, 2026, with origin time 19:56 UTC. The event was offshore. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 19:52:51 UTC | 2.6md | 22 km ENE of Red Bluff, CA 40.241°, -121.989° | 16.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.6 earthquake was recorded 22 km ENE of Red Bluff, CA on September 19, 2026 at 19:52 UTC. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 19:41:39 UTC | 2.7ml | 77 km ENE of Adak, Alaska 52.226°, -175.663° | 177.2 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.7 event was detected 77 km ENE of Adak, Alaska on September 19, 2026, with origin time 19:41 UTC. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 19:33:09 UTC | 2.2md | 5 km SW of Guánica, Puerto Rico 17.945°, -66.948° | 6.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 earthquake was recorded 5 km SW of Guánica, Puerto Rico on September 19, 2026 at 19:33 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.1 earthquake that occurred about 14 hours earlier. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 19:15:20 UTC | 2.7ml | 104 km WSW of Adak, Alaska 51.373°, -177.902° | 43.8 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.7 earthquake 104 km WSW of Adak, Alaska came in on September 19, 2026 at 19:15 UTC. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 19:11:26 UTC | 2.0ml | 39 km E of Pedro Bay, Alaska 59.850°, -153.419° | 141.1 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.0 earthquake 39 km E of Pedro Bay, Alaska came in on September 19, 2026 at 19:11 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 18:33:02 UTC | 2.1md | 1 km S of Liborio Negron Torres, Puerto Rico 18.033°, -66.942° | 7.2 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.1 event was detected 1 km S of Liborio Negron Torres, Puerto Rico on September 19, 2026, with origin time 18:33 UTC. It arrived roughly 13 hours after a larger magnitude 3.1 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 17:46:55 UTC | 2.4md | 4 km WSW of Guánica, Puerto Rico 17.957°, -66.947° | 8.8 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.4 event was detected 4 km WSW of Guánica, Puerto Rico on September 19, 2026, with origin time 17:46 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.1 earthquake that occurred about 13 hours earlier. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 17:28:02 UTC | 2.1ml | 86 km WSW of Akhiok, Alaska 56.626°, -155.457° | 7.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.1 seismic event took place 86 km WSW of Akhiok, Alaska on September 19, 2026 at 17:28 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-19 2026-09-19 17:18:37 UTC | 2.5md | 11 km N of Quebradillas, Puerto Rico 18.576°, -66.934° | 16.7 km | - | - | - | ✓ Reviewed | USGS → |
On September 19, 2026 at 17:18 UTC, a magnitude 2.5 earthquake struck 11 km N of Quebradillas, Puerto Rico. The event was offshore. See the M2.5 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 September 19, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.