Earthquakes on October 17, 2025
195
EARTHQUAKES on October 17, 2025
24-hour UTC period · USGS data
8 km deep · 1 person felt it
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
5
M4.0–4.9
42
M3.0–3.9
6
M2.0–2.9
33
M1.0–1.9
109
Activity Summary
195
Total earthquakes
~250
Daily average
Normal
Activity level
5
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.5
48 km ESE of Khandūd, Afghanistan
12:15 UTC · 8.0 km deep
Felt by 1
5.1
49 km S of Akutan, Alaska
15:48 UTC · 85.1 km deep
Felt by 20
5.1
18 km NW of Pagudpud, Philippines
08:14 UTC · 10.0 km deep
5.1
182 km WNW of Abepura, Indonesia
04:13 UTC · 46.3 km deep
5.1
81 km E of Petropavlovsk-Kamchatsky, Russia
01:25 UTC · 68.9 km deep
4.9
106 km SE of Severo-Kuril’sk, Russia
08:49 UTC · 44.5 km deep
4.9
15 km N of Davila, Philippines
08:31 UTC · 14.1 km deep
4.8
south of the Fiji Islands
11:21 UTC · 101.1 km deep
Earthquake Map — October 17, 2025
All Earthquakes — October 17, 2025
Showing 30 of 86 (filtered from 195)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2025-10-17 2025-10-17 23:56:00 UTC | 3.6md | 91 km N of Isabela, Puerto Rico 19.326°, -67.064° | 29.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.6 seismic event took place 91 km N of Isabela, Puerto Rico on October 17, 2025 at 23:56 UTC. The event was offshore. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 22:17:56 UTC | 2.9ml | 112 km E of Chignik, Alaska 56.348°, -156.589° | 34.7 km | - | - | - | Auto | USGS → |
On October 17, 2025, worldwide seismic activity registered a magnitude 2.9 earthquake 112 km E of Chignik, Alaska at 22:17 UTC. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 21:34:02 UTC | 4.4mb | West Chile Rise -43.540°, -82.145° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.4 earthquake was recorded near West Chile Rise on October 17, 2025 at 21:34 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 20:44:36 UTC | 4.3mb | 129 km SE of Alo, Wallis and Futuna -15.182°, -177.311° | 371.6 km | - | - | - | ✓ Reviewed | USGS → |
October 17, 2025 brought a magnitude 4.3 earthquake 129 km SE of Alo, Wallis and Futuna, logged at 20:44 UTC. 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. | ||||||||
2025-10-17 2025-10-17 20:30:02 UTC | 4.1mb | 226 km SSE of Amahai, Indonesia -5.218°, 129.743° | 236.9 km | - | - | - | ✓ Reviewed | USGS → |
At 20:30 UTC on October 17, 2025, a magnitude 4.1 tremor occurred 226 km SSE of Amahai, Indonesia. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 20:28:15 UTC | 4.6mb | Izu Islands, Japan region 29.828°, 139.059° | 425.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.6 earthquake was recorded in the Izu Islands, Japan region on October 17, 2025 at 20:28 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 20:25:43 UTC | 3.4ml | 57 km NNE of Petersville, Alaska 62.977°, -150.331° | 104.6 km | - | - | - | Auto | USGS → |
On October 17, 2025 at 20:25 UTC, a magnitude 3.4 earthquake struck 57 km NNE of Petersville, Alaska. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 20:00:29 UTC | 4.4mb | 21 km NW of Davila, Philippines 18.622°, 120.454° | 23.2 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.4 earthquake 21 km NW of Davila, Philippines with origin time 20:00 UTC on October 17, 2025. This event falls inside the aftershock decay of a nearby magnitude 4.9 earthquake that occurred about 11 hours earlier. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 19:49:32 UTC | 2.2ml | 11 km S of Holtville, CA 32.711°, -115.368° | 15.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 seismic event took place 11 km S of Holtville, CA on October 17, 2025 at 19:49 UTC. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 19:27:10 UTC | 4.2mb | 69 km SSW of Severo-Kuril’sk, Russia 50.064°, 155.915° | 88.2 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.2 earthquake 69 km SSW of Severo-Kuril’sk, Russia with origin time 19:27 UTC on October 17, 2025. Coming 15 hours after a magnitude 4.4 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 18:51:19 UTC | 3.0ml | 11 km NNE of Black Forest, Colorado 39.110°, -104.663° | 7.2 km | 11 | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.0 earthquake 11 km NNE of Black Forest, Colorado with origin time 18:51 UTC on October 17, 2025. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 18:20:39 UTC | 2.4ml | 77 km NE of Tonopah, Nevada 38.457°, -116.498° | 3.4 km | - | - | - | ✓ Reviewed | USGS → |
At 18:20 UTC on October 17, 2025, a magnitude 2.4 tremor occurred 77 km NE of Tonopah, Nevada. 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. | ||||||||
2025-10-17 2025-10-17 17:57:50 UTC | 4.4mb | 106 km ENE of Petropavlovsk-Kamchatsky, Russia 53.448°, 160.092° | 66.2 km | - | - | - | ✓ Reviewed | USGS → |
On October 17, 2025, worldwide seismic activity registered a magnitude 4.4 earthquake 106 km ENE of Petropavlovsk-Kamchatsky, Russia at 17:57 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 17:47:23 UTC | 2.9ml | 1 km W of Girdwood, Alaska 60.944°, -149.203° | 19.2 km | 3 | II | - | ✓ Reviewed | USGS → |
At 17:47 UTC on October 17, 2025, a magnitude 2.9 tremor occurred 1 km W of Girdwood, Alaska. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 17:43:54 UTC | 2.0ml | 0 km WNW of Girdwood, Alaska 60.944°, -149.182° | 25.9 km | - | - | - | Auto | USGS → |
Seismographs logged a magnitude 2.0 earthquake 0 km WNW of Girdwood, Alaska with origin time 17:43 UTC on October 17, 2025. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 17:37:34 UTC | 4.2mb | Fiji region -19.885°, -178.054° | 477.9 km | - | - | - | ✓ Reviewed | USGS → |
On October 17, 2025, worldwide seismic activity registered a magnitude 4.2 earthquake in the Fiji region at 17:37 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 17:21:29 UTC | 2.5md | 13 km ESE of Covelo, CA 39.763°, -123.100° | 0.9 km | - | - | - | Auto | USGS → |
On October 17, 2025 at 17:21 UTC, a magnitude 2.5 earthquake struck 13 km ESE of Covelo, CA. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 16:39:18 UTC | 3.9mb | 22 km N of Yangon, Burma (Myanmar) 17.008°, 96.166° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 3.9 earthquake 22 km N of Yangon, Burma (Myanmar) came in on October 17, 2025 at 16:39 UTC. The event was offshore. See the M3.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 15:48:49 UTC | 5.1mww | 49 km S of Akutan, Alaska 53.688°, -165.843° | 85.1 km | 20 | III | - | ✓ Reviewed | USGS → |
A magnitude 5.1 earthquake was recorded 49 km S of Akutan, Alaska on October 17, 2025 at 15:48 UTC. A tsunami evaluation was automatically initiated given the magnitude and location. The event was offshore. See the M5.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 15:33:08 UTC | 4.0mb | 88 km E of La Tirana, Chile -20.429°, -68.814° | 105.9 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.0 event was detected 88 km E of La Tirana, Chile on October 17, 2025, with origin time 15:33 UTC. The event was offshore. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 15:17:05 UTC | 2.2ml | 42 km NNW of Glacier View, Alaska 62.158°, -147.973° | 20.1 km | - | - | - | Auto | USGS → |
At 15:17 UTC on October 17, 2025, a magnitude 2.2 tremor occurred 42 km NNW of Glacier View, Alaska. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 14:50:16 UTC | 4.5mb | 43 km E of Khandūd, Afghanistan 36.932°, 72.806° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.5 earthquake 43 km E of Khandūd, Afghanistan came in on October 17, 2025 at 14:50 UTC. Coming 3 hours after a magnitude 5.5 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 14:36:28 UTC | 2.2ml | 3 km SW of Pāhala, Hawaii 19.180°, -155.496° | 34.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 earthquake was recorded 3 km SW of Pāhala, Hawaii on October 17, 2025 at 14:36 UTC. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 14:35:42 UTC | 2.5ml | 69 km NE of Ambler, Alaska 67.605°, -156.961° | 0.0 km | - | - | - | Auto | USGS → |
October 17, 2025 brought a magnitude 2.5 earthquake 69 km NE of Ambler, Alaska, logged at 14:35 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 14:32:58 UTC | 2.4ml | 37 km NW of Mentasta Lake, Alaska 63.125°, -144.361° | 4.4 km | - | - | - | Auto | USGS → |
A magnitude 2.4 earthquake was recorded 37 km NW of Mentasta Lake, Alaska on October 17, 2025 at 14:32 UTC. 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. | ||||||||
2025-10-17 2025-10-17 14:22:56 UTC | 4.6mb | 106 km SSE of Kokopo, Papua New Guinea -5.171°, 152.750° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.6 earthquake 106 km SSE of Kokopo, Papua New Guinea with origin time 14:22 UTC on October 17, 2025. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 14:11:09 UTC | 4.7mb | 270 km ESE of Ust’-Kamchatsk Staryy, Russia 55.376°, 166.516° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.7 seismic event took place 270 km ESE of Ust’-Kamchatsk Staryy, Russia on October 17, 2025 at 14:11 UTC. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 13:35:24 UTC | 4.5mb | 20 km SSW of Barra de Tecoanapa, Mexico 16.354°, -98.831° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 seismic event took place 20 km SSW of Barra de Tecoanapa, Mexico on October 17, 2025 at 13:35 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 13:20:47 UTC | 2.3ml | 49 km NW of Toyah, Texas 31.602°, -104.192° | 6.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.3 seismic event took place 49 km NW of Toyah, Texas on October 17, 2025 at 13:20 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-17 2025-10-17 12:15:03 UTC | 5.5mww | 48 km ESE of Khandūd, Afghanistan 36.757°, 72.806° | 8.0 km | 1 | VI | green | ✓ Reviewed | USGS → |
On October 17, 2025 at 12:15 UTC, a magnitude 5.5 earthquake struck 48 km ESE of Khandūd, Afghanistan. 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 October 17, 2025. See the M5.5 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 October 17, 2025. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.