Earthquakes on October 28, 2025
194
EARTHQUAKES on October 28, 2025
24-hour UTC period · USGS data
LARGEST: M6.4 — Banda Sea
142 km deep · 17 people felt it
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
4
M4.0–4.9
41
M3.0–3.9
6
M2.0–2.9
29
M1.0–1.9
114
Activity Summary
194
Total earthquakes
~250
Daily average
Normal
Activity level
4
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
6.4
Banda Sea
14:40 UTC · 142.0 km deep
Felt by 17
5.6
102 km ESE of Severo-Kuril’sk, Russia
07:06 UTC · 31.0 km deep
5.1
162 km WNW of Gorontalo, Indonesia
01:31 UTC · 26.4 km deep
5.0
82 km WSW of Panguna, Papua New Guinea
09:13 UTC · 25.5 km deep
4.9
77 km NW of Candelaria, Argentina
08:42 UTC · 147.1 km deep
4.9
12 km E of Sındırgı, Turkey
07:54 UTC · 10.0 km deep
4.9
7 km ESE of Sındırgı, Turkey
07:10 UTC · 10.0 km deep
Felt by 1
4.7
42 km N of Calingasta, Argentina
18:17 UTC · 109.0 km deep
Earthquake Map — October 28, 2025
All Earthquakes — October 28, 2025
Showing 30 of 80 (filtered from 194)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2025-10-28 2025-10-28 23:39:36 UTC | 3.2md | 77 km N of Brenas, Puerto Rico 19.165°, -66.441° | 20.7 km | - | - | - | ✓ Reviewed | USGS → |
October 28, 2025 brought a magnitude 3.2 earthquake 77 km N of Brenas, Puerto Rico, logged at 23:39 UTC. The event was offshore. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 23:35:47 UTC | 4.1mb | 56 km NW of Shūsh, Iran 32.619°, 47.903° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.1 earthquake was recorded 56 km NW of Shūsh, Iran on October 28, 2025 at 23:35 UTC. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 23:32:06 UTC | 2.0ml | 58 km NE of Valmy, Nevada 41.186°, -116.667° | 8.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 seismic event took place 58 km NE of Valmy, Nevada on October 28, 2025 at 23:32 UTC. It arrived roughly 1 hours after a larger magnitude 2.2 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. | ||||||||
2025-10-28 2025-10-28 23:30:56 UTC | 2.2ml | 60 km NE of Valmy, Nevada 41.213°, -116.675° | 9.3 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.2 earthquake 60 km NE of Valmy, Nevada came in on October 28, 2025 at 23:30 UTC. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 23:01:59 UTC | 4.5mb | 16 km NE of Bacolod, Philippines 9.016°, 126.414° | 55.1 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.5 earthquake 16 km NE of Bacolod, Philippines at 23:01 UTC on October 28, 2025. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 22:43:57 UTC | 4.3mb | 204 km SE of Severo-Kuril’sk, Russia 49.405°, 158.195° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.3 earthquake was recorded 204 km SE of Severo-Kuril’sk, Russia on October 28, 2025 at 22:43 UTC. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 22:22:28 UTC | 4.6mb | 131 km W of Pangai, Tonga -19.594°, -175.582° | 197.8 km | - | - | - | ✓ Reviewed | USGS → |
October 28, 2025 brought a magnitude 4.6 earthquake 131 km W of Pangai, Tonga, logged at 22:22 UTC. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 22:06:53 UTC | 2.0md | 8 km E of Suisun City, CA 38.243°, -121.929° | 0.5 km | - | - | - | Auto | USGS → |
This magnitude 2.0 event was detected 8 km E of Suisun City, CA on October 28, 2025, with origin time 22:06 UTC. 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. | ||||||||
2025-10-28 2025-10-28 22:03:11 UTC | 4.4mb | 59 km SW of Jiquilillo, Nicaragua 12.377°, -87.847° | 41.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.4 earthquake 59 km SW of Jiquilillo, Nicaragua with origin time 22:03 UTC on October 28, 2025. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 21:57:28 UTC | 4.5mb | 100 km W of Abepura, Indonesia -2.683°, 139.730° | 35.6 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.5 event was detected 100 km W of Abepura, Indonesia on October 28, 2025, with origin time 21:57 UTC. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 21:48:49 UTC | 2.4md | 1 km WSW of Wilkerson, CA 37.269°, -118.396° | 1.1 km | - | - | - | Auto | USGS → |
Seismographs logged a magnitude 2.4 earthquake 1 km WSW of Wilkerson, CA with origin time 21:48 UTC on October 28, 2025. 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. | ||||||||
2025-10-28 2025-10-28 21:40:41 UTC | 2.8ml | 22 km SSE of Sleepy Hollow, Wyoming 44.071°, -105.278° | 0.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.8 earthquake was recorded 22 km SSE of Sleepy Hollow, Wyoming on October 28, 2025 at 21:40 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 20:25:16 UTC | 2.3ml | 3 km WNW of Minto, Alaska 65.160°, -149.411° | 12.7 km | - | - | - | Auto | USGS → |
The USGS recorded this magnitude 2.3 earthquake 3 km WNW of Minto, Alaska at 20:25 UTC on October 28, 2025. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 20:02:51 UTC | 4.2mb | 272 km E of Levuka, Fiji -17.847°, -178.123° | 505.5 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.2 event was detected 272 km E of Levuka, Fiji on October 28, 2025, with origin time 20:02 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. | ||||||||
2025-10-28 2025-10-28 18:49:14 UTC | 4.1mb | 31 km ESE of Petropavlovsk-Kamchatsky, Russia 52.914°, 159.033° | 83.8 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.1 earthquake 31 km ESE of Petropavlovsk-Kamchatsky, Russia with origin time 18:49 UTC on October 28, 2025. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 18:28:04 UTC | 2.3ml | 24 km NNE of Larsen Bay, Alaska 57.755°, -153.898° | 35.1 km | - | - | - | Auto | USGS → |
This magnitude 2.3 event was detected 24 km NNE of Larsen Bay, Alaska on October 28, 2025, with origin time 18:28 UTC. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 18:19:14 UTC | 2.0md | 2 km ENE of San Ramon, CA 37.787°, -121.960° | 7.6 km | 1 | - | - | Auto | USGS → |
The USGS recorded this magnitude 2.0 earthquake 2 km ENE of San Ramon, CA at 18:19 UTC on October 28, 2025. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 18:17:46 UTC | 4.7mb | 42 km N of Calingasta, Argentina -30.949°, -69.472° | 109.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.7 earthquake 42 km N of Calingasta, Argentina came in on October 28, 2025 at 18:17 UTC. The event was offshore. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 18:07:21 UTC | 4.6mb | 203 km N of Madang, Papua New Guinea -3.392°, 145.948° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On October 28, 2025 at 18:07 UTC, a magnitude 4.6 earthquake struck 203 km N of Madang, Papua New Guinea. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 17:56:41 UTC | 2.1ml | 43 km WSW of Anchor Point, Alaska 59.697°, -152.586° | 90.2 km | - | - | - | Auto | USGS → |
At 17:56 UTC on October 28, 2025, a magnitude 2.1 tremor occurred 43 km WSW of Anchor Point, Alaska. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 17:44:15 UTC | 2.0ml | 37 km NNW of Toyah, Texas 31.611°, -103.978° | 7.7 km | - | - | - | ✓ Reviewed | USGS → |
October 28, 2025 brought a magnitude 2.0 earthquake 37 km NNW of Toyah, Texas, logged at 17:44 UTC. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 17:32:19 UTC | 4.3mb | 103 km NE of Hihifo, Tonga -15.229°, -173.191° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.3 earthquake 103 km NE of Hihifo, Tonga with origin time 17:32 UTC on October 28, 2025. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 17:20:36 UTC | 3.2ml | 10 km ENE of Wright, Wyoming 43.780°, -105.369° | 0.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.2 seismic event took place 10 km ENE of Wright, Wyoming on October 28, 2025 at 17:20 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 17:15:01 UTC | 3.0ml | 44 km SE of Denali National Park, Alaska 63.264°, -151.077° | 0.0 km | - | - | - | Auto | USGS → |
On October 28, 2025 at 17:15 UTC, a magnitude 3.0 earthquake struck 44 km SE of Denali National Park, Alaska. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 16:54:34 UTC | 2.4md | 14 km E of Bodie, CA 38.193°, -118.852° | 2.6 km | - | - | - | Auto | USGS → |
At 16:54 UTC on October 28, 2025, a magnitude 2.4 tremor occurred 14 km E of Bodie, CA. 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. | ||||||||
2025-10-28 2025-10-28 15:48:30 UTC | 4.2mb | 65 km NE of Petropavlovsk-Kamchatsky, Russia 53.413°, 159.417° | 77.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.2 earthquake 65 km NE of Petropavlovsk-Kamchatsky, Russia came in on October 28, 2025 at 15:48 UTC. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 15:43:06 UTC | 4.4mb | Norwegian Sea 72.489°, 3.099° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On October 28, 2025, worldwide seismic activity registered a magnitude 4.4 earthquake near Norwegian Sea at 15:43 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 15:11:06 UTC | 2.5ml | 23 km SSW of Mammoth, Wyoming 44.795°, -110.846° | 5.2 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.5 event was detected 23 km SSW of Mammoth, Wyoming on October 28, 2025, with origin time 15:11 UTC. Coming 2 hours after a magnitude 3.7 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 14:40:18 UTC | 6.4mww | Banda Sea -6.700°, 129.989° | 142.0 km | 17 | IV | green | ✓ Reviewed | USGS → |
On October 28, 2025 at 14:40 UTC, a magnitude 6.4 earthquake struck near Banda Sea. 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 28, 2025. See the M6.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-10-28 2025-10-28 14:34:28 UTC | 2.2ml | 19 km SSE of Pāhala, Hawaii 19.050°, -155.384° | 32.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 seismic event took place 19 km SSE of Pāhala, Hawaii on October 28, 2025 at 14:34 UTC. See the M2.2 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 28, 2025. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.