Earthquakes on September 14, 2023
260
EARTHQUAKES on September 14, 2023
24-hour UTC period · USGS data
LARGEST: M5.6 — southeast of Easter Island
10 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
6
M4.0–4.9
27
M3.0–3.9
10
M2.0–2.9
48
M1.0–1.9
169
Activity Summary
260
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
southeast of Easter Island
22:51 UTC · 10.0 km deep
5.6
7 km NE of Kandrian, Papua New Guinea
19:58 UTC · 40.0 km deep
Felt by 2
5.2
9 km S of El Cantón de San Pablo, Colombia
14:25 UTC · 10.0 km deep
Felt by 10
5.1
South Sandwich Islands region
23:51 UTC · 45.9 km deep
5.1
7 km WNW of Cepitá, Colombia
07:01 UTC · 158.8 km deep
Felt by 19
5.0
34 km S of Kandrian, Papua New Guinea
23:15 UTC · 10.0 km deep
4.9
southeast of Easter Island
07:19 UTC · 10.0 km deep
4.6
3 km S of Basak, Philippines
13:46 UTC · 10.0 km deep
Earthquake Map — September 14, 2023
All Earthquakes — September 14, 2023
Showing 30 of 91 (filtered from 260)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2023-09-14 2023-09-14 23:53:18 UTC | 2.4md | 6 km NNE of Lluveras, Puerto Rico 18.087°, -66.875° | 4.4 km | - | - | - | ✓ Reviewed | USGS → |
On September 14, 2023 at 23:53 UTC, a magnitude 2.4 earthquake struck 6 km NNE of Lluveras, Puerto Rico. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 23:51:26 UTC | 5.1mb | South Sandwich Islands region -57.946°, -25.257° | 45.9 km | - | - | - | ✓ Reviewed | USGS → |
On September 14, 2023, worldwide seismic activity registered a magnitude 5.1 earthquake in the South Sandwich Islands region at 23:51 UTC. See the M5.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 23:51:03 UTC | 2.4md | 13 km SSE of Guánica, Puerto Rico 17.858°, -66.869° | 9.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.4 earthquake was recorded 13 km SSE of Guánica, Puerto Rico on September 14, 2023 at 23:51 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.7 earthquake that occurred about 1 hours earlier. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 23:49:49 UTC | 2.6md | 9 km SSE of Guánica, Puerto Rico 17.893°, -66.871° | 13.5 km | - | - | - | ✓ Reviewed | USGS → |
September 14, 2023 brought a magnitude 2.6 earthquake 9 km SSE of Guánica, Puerto Rico, logged at 23:49 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.7 earthquake that occurred about 1 hours earlier. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 23:48:21 UTC | 2.3ml | Nevada 38.174°, -117.873° | 11.0 km | - | - | - | ✓ Reviewed | USGS → |
At 23:48 UTC on September 14, 2023, a magnitude 2.3 tremor occurred near Nevada. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 23:34:41 UTC | 4.2mb | 124 km SSE of Pondaguitan, Philippines 5.421°, 126.795° | 137.2 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.2 earthquake 124 km SSE of Pondaguitan, Philippines at 23:34 UTC on September 14, 2023. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 23:18:34 UTC | 2.3md | 4 km NNE of Lluveras, Puerto Rico 18.079°, -66.889° | 4.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.3 earthquake 4 km NNE of Lluveras, Puerto Rico with origin time 23:18 UTC on September 14, 2023. Coming 1 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. | ||||||||
2023-09-14 2023-09-14 23:17:29 UTC | 2.7md | 8 km SSE of Guánica, Puerto Rico 17.903°, -66.874° | 13.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.7 seismic event took place 8 km SSE of Guánica, Puerto Rico on September 14, 2023 at 23:17 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 M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 23:15:31 UTC | 5.0mb | 34 km S of Kandrian, Papua New Guinea -6.516°, 149.505° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 5.0 earthquake 34 km S of Kandrian, Papua New Guinea at 23:15 UTC on September 14, 2023. The event was offshore. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 22:55:37 UTC | 3.8ml | 209 km WSW of Adak, Alaska 51.248°, -179.486° | 51.0 km | - | II | - | ✓ Reviewed | USGS → |
At 22:55 UTC on September 14, 2023, a magnitude 3.8 tremor occurred 209 km WSW of Adak, Alaska. See the M3.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 22:51:25 UTC | 5.6mww | southeast of Easter Island -36.496°, -98.088° | 10.0 km | - | - | green | ✓ Reviewed | USGS → |
On September 14, 2023 at 22:51 UTC, a magnitude 5.6 earthquake struck southeast of Easter Island. 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 14, 2023. See the M5.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 22:50:21 UTC | 2.2ml | 50 km SE of Nikolski, Alaska 52.601°, -168.358° | 21.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.2 event was detected 50 km SE of Nikolski, Alaska on September 14, 2023, with origin time 22:50 UTC. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 22:42:18 UTC | 4.0mb | 82 km SW of Basco, Philippines 20.020°, 121.326° | 38.4 km | - | - | - | ✓ Reviewed | USGS → |
September 14, 2023 brought a magnitude 4.0 earthquake 82 km SW of Basco, Philippines, logged at 22:42 UTC. The event was offshore. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 22:35:05 UTC | 4.4mb | 62 km ESE of Pope-Vannoy Landing, Alaska 59.314°, -153.501° | 103.7 km | - | III | - | ✓ Reviewed | USGS → |
A magnitude 4.4 seismic event took place 62 km ESE of Pope-Vannoy Landing, Alaska on September 14, 2023 at 22:35 UTC. A tsunami evaluation was automatically initiated given the magnitude and location. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 22:06:40 UTC | 2.0ml | Andreanof Islands, Aleutian Islands, Alaska 51.449°, -176.215° | 22.4 km | - | - | - | ✓ Reviewed | USGS → |
On September 14, 2023, worldwide seismic activity registered a magnitude 2.0 earthquake near Andreanof Islands, Aleutian Islands, Alaska at 22:06 UTC. Coming 19 hours after a magnitude 2.1 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 22:02:44 UTC | 4.5mb | Volcano Islands, Japan region 24.504°, 141.278° | 227.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 earthquake was recorded in the Volcano Islands, Japan region on September 14, 2023 at 22:02 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 21:46:49 UTC | 2.1ml | 72 km SE of Chignik, Alaska 55.764°, -157.729° | 40.5 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.1 earthquake 72 km SE of Chignik, Alaska at 21:46 UTC on September 14, 2023. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 21:34:05 UTC | 2.1ml | 77 km SSW of Kaktovik, Alaska 69.484°, -144.379° | 7.9 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.1 event was detected 77 km SSW of Kaktovik, Alaska on September 14, 2023, with origin time 21:34 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 21:15:31 UTC | 3.3ml | 115 km SSE of Sand Point, Alaska 54.440°, -159.587° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.3 seismic event took place 115 km SSE of Sand Point, Alaska on September 14, 2023 at 21:15 UTC. See the M3.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 20:44:25 UTC | 4.5mb | 10 km SE of Kandrian, Papua New Guinea -6.266°, 149.622° | 62.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.5 earthquake 10 km SE of Kandrian, Papua New Guinea with origin time 20:44 UTC on September 14, 2023. It arrived roughly 1 hours after a larger magnitude 5.6 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 20:38:00 UTC | 2.6ml | Rat Islands, Aleutian Islands, Alaska 51.554°, 178.669° | 84.8 km | - | - | - | ✓ Reviewed | USGS → |
On September 14, 2023 at 20:38 UTC, a magnitude 2.6 earthquake struck near Rat Islands, Aleutian Islands, Alaska. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 20:18:25 UTC | 3.0md | 12 km SSE of Tallaboa, Puerto Rico 17.895°, -66.656° | 6.4 km | - | - | - | ✓ Reviewed | USGS → |
On September 14, 2023, worldwide seismic activity registered a magnitude 3.0 earthquake 12 km SSE of Tallaboa, Puerto Rico at 20:18 UTC. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 19:58:42 UTC | 5.6mww | 7 km NE of Kandrian, Papua New Guinea -6.156°, 149.590° | 40.0 km | 2 | IV | green | ✓ Reviewed | USGS → |
A magnitude 5.6 earthquake was recorded 7 km NE of Kandrian, Papua New Guinea on September 14, 2023 at 19:58 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 M5.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 19:37:35 UTC | 2.2ml | 85 km ENE of Port Alsworth, Alaska 60.558°, -152.947° | 134.4 km | 1 | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.2 earthquake 85 km ENE of Port Alsworth, Alaska came in on September 14, 2023 at 19:37 UTC. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 19:35:14 UTC | 2.4ml | 8 km NE of Hermleigh, Texas 32.682°, -100.687° | 7.5 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.4 event was detected 8 km NE of Hermleigh, Texas on September 14, 2023, with origin time 19:35 UTC. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 19:19:08 UTC | 2.9ml | 198 km S of Atka, Alaska 50.419°, -174.492° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 19:19 UTC on September 14, 2023, a magnitude 2.9 tremor occurred 198 km S of Atka, Alaska. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 18:50:39 UTC | 4.1ml | 16 km ENE of Falls City, Texas 29.049°, -97.864° | 7.9 km | 71 | IV | green | ✓ Reviewed | USGS → |
Reports of a magnitude 4.1 earthquake 16 km ENE of Falls City, Texas came in on September 14, 2023 at 18:50 UTC. A tsunami evaluation was automatically initiated given the magnitude and location. In the 72 hours after this event, the USGS recorded 8 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 18:20:56 UTC | 2.0ml | 67 km W of Happy Valley, Alaska 60.045°, -152.924° | 106.1 km | - | - | - | ✓ Reviewed | USGS → |
At 18:20 UTC on September 14, 2023, a magnitude 2.0 tremor occurred 67 km W of Happy Valley, Alaska. It arrived roughly 1 hours after a larger magnitude 2.5 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 17:47:14 UTC | 3.6ml | 283 km WSW of Adak, Alaska 51.384°, 179.341° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 3.6 event was detected 283 km WSW of Adak, Alaska on September 14, 2023, with origin time 17:47 UTC. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2023-09-14 2023-09-14 17:41:28 UTC | 4.3mwr | 234 km W of Port McNeill, Canada 50.810°, -130.382° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On September 14, 2023 at 17:41 UTC, a magnitude 4.3 earthquake struck 234 km W of Port McNeill, Canada. The event was offshore. See the M4.3 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 14, 2023. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.