Earthquakes on August 9, 2026
327
EARTHQUAKES on August 9, 2026
24-hour UTC period · USGS data
35 km deep
Elevated activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
4
M4.0–4.9
33
M3.0–3.9
12
M2.0–2.9
87
M1.0–1.9
191
Activity Summary
327
Total earthquakes
~250
Daily average
Elevated
Activity level
4
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.2
201 km SSW of Pagar Alam, Indonesia
15:15 UTC · 35.0 km deep
5.2
Galapagos Triple Junction region
11:57 UTC · 10.0 km deep
5.0
205 km SE of Sarangani, Philippines
22:17 UTC · 35.0 km deep
5.0
180 km NW of Sabang, Indonesia
03:02 UTC · 10.0 km deep
4.9
213 km SE of Sarangani, Philippines
21:42 UTC · 35.0 km deep
4.8
15 km E of Mabini, Philippines
17:05 UTC · 99.0 km deep
Felt by 1
4.7
southern Mid-Atlantic Ridge
18:37 UTC · 10.0 km deep
4.7
57 km E of Atka, Alaska
03:36 UTC · 63.4 km deep
Felt by 1
Earthquake Map — August 9, 2026
All Earthquakes — August 9, 2026
Showing 30 of 136 (filtered from 327)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2026-08-09 2026-08-09 23:56:59 UTC | 4.4mb | 10 km NNE of Xylókastro, Greece 38.161°, 22.677° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 9, 2026, worldwide seismic activity registered a magnitude 4.4 earthquake 10 km NNE of Xylókastro, Greece at 23:56 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 23:51:02 UTC | 4.4mb | 170 km ESE of Modisi, Indonesia -0.207°, 125.819° | 46.2 km | - | - | - | ✓ Reviewed | USGS → |
At 23:51 UTC on August 9, 2026, a magnitude 4.4 tremor occurred 170 km ESE of Modisi, Indonesia. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 23:40:14 UTC | 4.2mb | 7 km NNE of Palimbang, Philippines 6.268°, 124.217° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.2 earthquake was recorded 7 km NNE of Palimbang, Philippines on August 9, 2026 at 23:40 UTC. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 23:34:57 UTC | 2.6ml | 48 km ESE of Naalehu, Hawaii 18.847°, -155.186° | 5.9 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.6 earthquake 48 km ESE of Naalehu, Hawaii with origin time 23:34 UTC on August 9, 2026. It arrived roughly 1 hours after a larger magnitude 2.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 23:25:52 UTC | 2.5ml | 236 km ESE of Attu Station, Alaska 51.870°, 176.266° | 21.4 km | - | - | - | ✓ Reviewed | USGS → |
On August 9, 2026 at 23:25 UTC, a magnitude 2.5 earthquake struck 236 km ESE of Attu Station, Alaska. Coming 7 hours after a magnitude 3.4 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. | ||||||||
2026-08-09 2026-08-09 22:57:31 UTC | 2.8ml | 14 km ESE of Elmendorf Air Force Base, Alaska 61.219°, -149.365° | 2.9 km | 3 | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.8 earthquake 14 km ESE of Elmendorf Air Force Base, Alaska at 22:57 UTC on August 9, 2026. 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. | ||||||||
2026-08-09 2026-08-09 22:44:36 UTC | 4.3mb | 218 km SE of Sarangani, Philippines 4.099°, 126.942° | 47.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.3 seismic event took place 218 km SE of Sarangani, Philippines on August 9, 2026 at 22:44 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.0 earthquake that occurred about 1 hours earlier. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 22:35:32 UTC | 2.7ml | 31 km SE of Pāhala, Hawaii 19.003°, -155.260° | 12.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.7 earthquake was recorded 31 km SE of Pāhala, Hawaii on August 9, 2026 at 22:35 UTC. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 22:24:18 UTC | 2.4ml | 41 km ESE of Naalehu, Hawaii 18.860°, -155.248° | 12.5 km | - | - | - | ✓ Reviewed | USGS → |
August 9, 2026 brought a magnitude 2.4 earthquake 41 km ESE of Naalehu, Hawaii, logged at 22:24 UTC. Coming 1 hours after a magnitude 2.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 22:21:54 UTC | 2.6ml | 44 km SE of Naalehu, Hawaii 18.832°, -155.233° | 7.9 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.6 earthquake 44 km SE of Naalehu, Hawaii at 22:21 UTC on August 9, 2026. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 22:17:27 UTC | 5.0mb | 205 km SE of Sarangani, Philippines 4.146°, 126.831° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 5.0 earthquake 205 km SE of Sarangani, Philippines with origin time 22:17 UTC on August 9, 2026. The event was offshore. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 22:11:36 UTC | 3.2md | 78 km NE of Punta Cana, Dominican Republic 19.164°, -67.982° | 20.4 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 3.2 earthquake 78 km NE of Punta Cana, Dominican Republic with origin time 22:11 UTC on August 9, 2026. The event was offshore. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 22:11:36 UTC | 2.1md | 7 km W of Kenwood, CA 38.409°, -122.624° | 8.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.1 seismic event took place 7 km W of Kenwood, CA on August 9, 2026 at 22:11 UTC. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 22:00:13 UTC | 2.4ml | 6 km ENE of Willow, Alaska 61.765°, -149.917° | 15.9 km | 1 | - | - | ✓ Reviewed | USGS → |
On August 9, 2026 at 22:00 UTC, a magnitude 2.4 earthquake struck 6 km ENE of Willow, Alaska. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 21:57:21 UTC | 2.6ml | 44 km ESE of Naalehu, Hawaii 18.848°, -155.229° | 5.3 km | - | - | - | ✓ Reviewed | USGS → |
On August 9, 2026, worldwide seismic activity registered a magnitude 2.6 earthquake 44 km ESE of Naalehu, Hawaii at 21:57 UTC. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 21:55:26 UTC | 2.4ml | 44 km ESE of Naalehu, Hawaii 18.848°, -155.224° | 2.3 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.4 event was detected 44 km ESE of Naalehu, Hawaii on August 9, 2026, with origin time 21:55 UTC. It arrived roughly 9 hours after a larger magnitude 2.5 mainshock in the same 20 km area, placing it within the typical aftershock window. 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. | ||||||||
2026-08-09 2026-08-09 21:52:02 UTC | 2.7ml | 33 km SE of Prudhoe Bay, Alaska 70.032°, -147.761° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.7 earthquake 33 km SE of Prudhoe Bay, Alaska with origin time 21:52 UTC on August 9, 2026. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 21:42:38 UTC | 4.9mb | 213 km SE of Sarangani, Philippines 4.168°, 126.942° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
At 21:42 UTC on August 9, 2026, a magnitude 4.9 tremor occurred 213 km SE of Sarangani, Philippines. The event was offshore. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 21:22:46 UTC | 2.0ml | 71 km SE of Adak, Alaska 51.346°, -176.057° | 27.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 earthquake was recorded 71 km SE of Adak, Alaska on August 9, 2026 at 21:22 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 20:56:46 UTC | 2.5md | 31 km E of Honaunau-Napoopoo, Hawaii 19.472°, -155.568° | 42.7 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.5 earthquake 31 km E of Honaunau-Napoopoo, Hawaii came in on August 9, 2026 at 20:56 UTC. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 20:41:07 UTC | 2.7ml | 234 km ESE of Attu Station, Alaska 51.915°, 176.283° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 9, 2026, worldwide seismic activity registered a magnitude 2.7 earthquake 234 km ESE of Attu Station, Alaska at 20:41 UTC. It arrived roughly 4 hours after a larger magnitude 3.4 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 20:40:55 UTC | 2.5ml | 4 km ENE of Wardville, Oklahoma 34.667°, -95.983° | 7.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.5 earthquake 4 km ENE of Wardville, Oklahoma at 20:40 UTC on August 9, 2026. It arrived roughly 9 hours after a larger magnitude 2.9 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 20:36:43 UTC | 4.5mb | 39 km SW of Waisai, Indonesia -0.530°, 130.309° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.5 earthquake 39 km SW of Waisai, Indonesia at 20:36 UTC on August 9, 2026. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 20:27:22 UTC | 2.6ml | 49 km E of Susitna North, Alaska 62.239°, -148.911° | 12.7 km | 1 | - | - | ✓ Reviewed | USGS → |
This magnitude 2.6 event was detected 49 km E of Susitna North, Alaska on August 9, 2026, with origin time 20:27 UTC. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 19:56:57 UTC | 2.7ml | 95 km SSW of Atka, Alaska 51.439°, -174.843° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
At 19:56 UTC on August 9, 2026, a magnitude 2.7 tremor occurred 95 km SSW of Atka, Alaska. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 19:55:16 UTC | 2.2ml | 92 km E of Yakutat, Alaska 59.693°, -138.106° | 1.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.2 earthquake 92 km E of Yakutat, Alaska with origin time 19:55 UTC on August 9, 2026. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 19:53:07 UTC | 2.1ml | 21 km ESE of Little Lake, CA 35.858°, -117.698° | 4.7 km | - | - | - | ✓ Reviewed | USGS → |
August 9, 2026 brought a magnitude 2.1 earthquake 21 km ESE of Little Lake, CA, logged at 19:53 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. | ||||||||
2026-08-09 2026-08-09 19:51:32 UTC | 4.3mb | 13 km ENE of Barkot, India 30.871°, 78.327° | 10.0 km | 2 | - | - | ✓ Reviewed | USGS → |
August 9, 2026 brought a magnitude 4.3 earthquake 13 km ENE of Barkot, India, logged at 19:51 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 19:51:00 UTC | 4.5mb | Pacific-Antarctic Ridge -54.276°, -136.828° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.5 event was detected near Pacific-Antarctic Ridge on August 9, 2026, with origin time 19:51 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-09 2026-08-09 19:13:08 UTC | 2.0ml | 91 km SSE of Sand Point, Alaska 54.596°, -159.895° | 7.1 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.0 earthquake 91 km SSE of Sand Point, Alaska with origin time 19:13 UTC on August 9, 2026. See the M2.0 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 August 9, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.