Earthquakes on September 17, 2025
227
EARTHQUAKES on September 17, 2025
24-hour UTC period · USGS data
54 km deep · 1 person felt it
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
3
M4.0–4.9
35
M3.0–3.9
8
M2.0–2.9
29
M1.0–1.9
152
Activity Summary
227
Total earthquakes
~250
Daily average
Normal
Activity level
3
M5.0+ events
Geographic Breakdown
By US State
Significant Earthquakes (M4.5+)
5.4
66 km SE of Petropavlovsk-Kamchatsky, Russia
20:57 UTC · 54.2 km deep
Felt by 1
5.1
79 km WNW of Isangel, Vanuatu
12:02 UTC · 35.0 km deep
5.0
206 km E of Petropavlovsk-Kamchatsky, Russia
14:46 UTC · 10.0 km deep
4.9
107 km SW of Kurio, Japan
13:00 UTC · 10.0 km deep
4.9
104 km SW of Kurio, Japan
12:55 UTC · 8.4 km deep
4.7
195 km SSE of Vilyuchinsk, Russia
06:38 UTC · 10.0 km deep
4.6
95 km SW of Kurio, Japan
13:27 UTC · 10.0 km deep
4.6
86 km N of Ambon, Indonesia
13:11 UTC · 10.0 km deep
Earthquake Map — September 17, 2025
All Earthquakes — September 17, 2025
Showing 30 of 75 (filtered from 227)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2025-09-17 2025-09-17 23:21:16 UTC | 2.4ml | 45 km NW of Toyah, Texas 31.566°, -104.176° | 8.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.4 event was detected 45 km NW of Toyah, Texas on September 17, 2025, with origin time 23:21 UTC. Coming 1 hours after a magnitude 3.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 22:51:49 UTC | 2.2md | 21 km W of Petrolia, CA 40.297°, -124.527° | 9.6 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.2 event was detected 21 km W of Petrolia, CA on September 17, 2025, with origin time 22:51 UTC. It arrived roughly 3 hours after a larger magnitude 2.4 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 22:51:38 UTC | 4.0mb | 98 km ESE of Sarangani, Philippines 5.172°, 126.326° | 26.6 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.0 earthquake 98 km ESE of Sarangani, Philippines at 22:51 UTC on September 17, 2025. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 22:48:03 UTC | 4.3mb | 63 km E of Grenville, Grenada 12.027°, -61.046° | 77.2 km | - | - | - | ✓ Reviewed | USGS → |
On September 17, 2025 at 22:48 UTC, a magnitude 4.3 earthquake struck 63 km E of Grenville, Grenada. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 22:20:18 UTC | 2.4ml | 48 km W of Mentone, Texas 31.733°, -104.113° | 7.9 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.4 earthquake 48 km W of Mentone, Texas came in on September 17, 2025 at 22:20 UTC. It arrived roughly 1 hours after a larger magnitude 3.6 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 22:08:39 UTC | 4.5mb | 175 km S of Severo-Kuril’sk, Russia 49.100°, 156.215° | 44.8 km | - | - | - | ✓ Reviewed | USGS → |
On September 17, 2025 at 22:08 UTC, a magnitude 4.5 earthquake struck 175 km S of Severo-Kuril’sk, Russia. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 21:56:54 UTC | 3.6ml | 48 km W of Mentone, Texas 31.733°, -104.108° | 7.9 km | - | IV | - | ✓ Reviewed | USGS → |
September 17, 2025 brought a magnitude 3.6 earthquake 48 km W of Mentone, Texas, logged at 21:56 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 M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 21:10:38 UTC | 2.8ml | 10 km SSE of Kapaau, Hawaii 20.141°, -155.777° | 22.6 km | 2 | - | - | ✓ Reviewed | USGS → |
September 17, 2025 brought a magnitude 2.8 earthquake 10 km SSE of Kapaau, Hawaii, logged at 21:10 UTC. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 21:06:37 UTC | 4.2mb | 85 km WSW of Singkil, Indonesia 2.081°, 97.049° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
September 17, 2025 brought a magnitude 4.2 earthquake 85 km WSW of Singkil, Indonesia, logged at 21:06 UTC. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 20:57:55 UTC | 2.6ml | 25 km ESE of Wright, Wyoming 43.659°, -105.207° | 0.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.6 earthquake 25 km ESE of Wright, Wyoming with origin time 20:57 UTC on September 17, 2025. 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. | ||||||||
2025-09-17 2025-09-17 20:57:47 UTC | 5.4mww | 66 km SE of Petropavlovsk-Kamchatsky, Russia 52.632°, 159.302° | 54.2 km | 1 | IV | green | ✓ Reviewed | USGS → |
On September 17, 2025 at 20:57 UTC, a magnitude 5.4 earthquake struck 66 km SE of Petropavlovsk-Kamchatsky, Russia. 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 17, 2025. See the M5.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 20:04:53 UTC | 2.4md | 31 km W of Petrolia, CA 40.283°, -124.645° | 15.3 km | - | - | - | ✓ Reviewed | USGS → |
September 17, 2025 brought a magnitude 2.4 earthquake 31 km W of Petrolia, CA, logged at 20:04 UTC. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 19:29:34 UTC | 2.7ml | 39 km WNW of Skwentna, Alaska 62.163°, -152.062° | 108.1 km | - | - | - | Auto | USGS → |
On September 17, 2025 at 19:29 UTC, a magnitude 2.7 earthquake struck 39 km WNW of Skwentna, Alaska. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 19:21:48 UTC | 4.3mb | Pulau Pulau Tanimbar, Indonesia -7.162°, 130.047° | 68.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.3 earthquake was recorded near Pulau Pulau Tanimbar, Indonesia on September 17, 2025 at 19:21 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 19:10:19 UTC | 2.0ml | 30 km NW of Stanley, Idaho 44.421°, -115.191° | 6.8 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 earthquake was recorded 30 km NW of Stanley, Idaho on September 17, 2025 at 19:10 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 19:09:12 UTC | 4.4mb | 80 km WSW of Jiquilillo, Nicaragua 12.344°, -88.068° | 65.0 km | - | - | - | ✓ Reviewed | USGS → |
On September 17, 2025, worldwide seismic activity registered a magnitude 4.4 earthquake 80 km WSW of Jiquilillo, Nicaragua at 19:09 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 19:03:59 UTC | 2.0md | 6 km S of Green Forest, Arkansas 36.277°, -93.444° | 0.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.0 earthquake 6 km S of Green Forest, Arkansas with origin time 19:03 UTC on September 17, 2025. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 18:38:13 UTC | 4.3mb | 125 km E of Petropavlovsk-Kamchatsky, Russia 52.903°, 160.477° | 43.1 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.3 earthquake 125 km E of Petropavlovsk-Kamchatsky, Russia with origin time 18:38 UTC on September 17, 2025. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 18:31:14 UTC | 2.7ml | 105 km S of McCarthy, Alaska 60.485°, -142.976° | 6.9 km | - | - | - | Auto | USGS → |
A magnitude 2.7 earthquake was recorded 105 km S of McCarthy, Alaska on September 17, 2025 at 18:31 UTC. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 18:12:01 UTC | 4.4mb | 6 km ENE of Cateel, Philippines 7.805°, 126.514° | 93.4 km | - | - | - | ✓ Reviewed | USGS → |
At 18:12 UTC on September 17, 2025, a magnitude 4.4 tremor occurred 6 km ENE of Cateel, Philippines. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 18:01:34 UTC | 2.9ml | 52 km NE of Valmy, Nevada 41.180°, -116.768° | 4.9 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.9 event was detected 52 km NE of Valmy, Nevada on September 17, 2025, with origin time 18:01 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.7 earthquake that occurred about 3 hours earlier. 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. | ||||||||
2025-09-17 2025-09-17 17:28:43 UTC | 2.5ml | 46 km S of Old Harbor, Alaska 56.785°, -153.209° | 114.3 km | - | - | - | Auto | USGS → |
At 17:28 UTC on September 17, 2025, a magnitude 2.5 tremor occurred 46 km S of Old Harbor, Alaska. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 16:45:05 UTC | 4.5mb | 155 km SE of Atlasovo, Russia 54.504°, 161.145° | 49.8 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 earthquake was recorded 155 km SE of Atlasovo, Russia on September 17, 2025 at 16:45 UTC. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 16:35:04 UTC | 4.4mb | 42 km ESE of Ozernovskiy, Russia 51.325°, 157.053° | 114.7 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.4 earthquake 42 km ESE of Ozernovskiy, Russia at 16:35 UTC on September 17, 2025. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 16:18:38 UTC | 4.2mb | 207 km SSE of Vilyuchinsk, Russia 51.206°, 159.540° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On September 17, 2025 at 16:18 UTC, a magnitude 4.2 earthquake struck 207 km SSE of Vilyuchinsk, Russia. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 16:12:23 UTC | 2.0md | 12 km WNW of Covelo, CA 39.849°, -123.365° | 5.5 km | - | - | - | ✓ Reviewed | USGS → |
On September 17, 2025 at 16:12 UTC, a magnitude 2.0 earthquake struck 12 km WNW of Covelo, CA. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 16:03:28 UTC | 4.5mb | South Sandwich Islands region -56.423°, -26.700° | 76.2 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.5 earthquake in the South Sandwich Islands region with origin time 16:03 UTC on September 17, 2025. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 15:52:50 UTC | 4.3mb | 245 km ENE of Lospalos, Timor Leste -7.743°, 129.087° | 82.6 km | - | - | - | ✓ Reviewed | USGS → |
On September 17, 2025, worldwide seismic activity registered a magnitude 4.3 earthquake 245 km ENE of Lospalos, Timor Leste at 15:52 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 15:31:11 UTC | 4.2mb | 82 km W of Kandrian, Papua New Guinea -6.264°, 148.800° | 53.6 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.2 earthquake was recorded 82 km W of Kandrian, Papua New Guinea on September 17, 2025 at 15:31 UTC. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-09-17 2025-09-17 14:57:37 UTC | 3.7mw | 52 km NE of Valmy, Nevada 41.173°, -116.751° | 7.1 km | 4 | III | - | ✓ Reviewed | USGS → |
A magnitude 3.7 seismic event took place 52 km NE of Valmy, Nevada on September 17, 2025 at 14:57 UTC. The event was offshore. See the M3.7 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 17, 2025. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.