Earthquakes on August 11, 2026
293
EARTHQUAKES on August 11, 2026
24-hour UTC period · USGS data
71 km deep · 1 person felt it
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
3
M4.0–4.9
40
M3.0–3.9
18
M2.0–2.9
69
M1.0–1.9
163
Activity Summary
293
Total earthquakes
~250
Daily average
Normal
Activity level
3
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.0
79 km ESE of Kokopo, Papua New Guinea
20:31 UTC · 71.1 km deep
Felt by 1
5.0
41 km E of Tobelo, Indonesia
20:14 UTC · 10.0 km deep
5.0
103 km WNW of Kerema, Papua New Guinea
17:06 UTC · 10.0 km deep
4.8
81 km SW of Urakawa, Japan
21:45 UTC · 68.9 km deep
4.8
150 km SE of Port Blair, India
19:55 UTC · 110.7 km deep
4.8
Pulau Pulau Tanimbar, Indonesia
12:45 UTC · 35.4 km deep
4.8
95 km SSE of Sand Point, Alaska
08:49 UTC · 36.8 km deep
Felt by 2
4.7
170 km SSW of Abepura, Indonesia
23:33 UTC · 22.1 km deep
Earthquake Map — August 11, 2026
All Earthquakes — August 11, 2026
Showing 30 of 130 (filtered from 293)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2026-08-11 2026-08-11 23:34:35 UTC | 4.4mb | 81 km S of Corinto, Nicaragua 11.756°, -87.272° | 40.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.4 earthquake 81 km S of Corinto, Nicaragua with origin time 23:34 UTC on August 11, 2026. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 23:33:13 UTC | 4.7mb | 170 km SSW of Abepura, Indonesia -3.942°, 139.882° | 22.1 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.7 earthquake 170 km SSW of Abepura, Indonesia came in on August 11, 2026 at 23:33 UTC. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 23:25:45 UTC | 2.1md | 13 km N of Pāhala, Hawaii 19.325°, -155.454° | 24.4 km | - | - | - | Auto | USGS → |
The USGS recorded this magnitude 2.1 earthquake 13 km N of Pāhala, Hawaii at 23:25 UTC on August 11, 2026. This event falls inside the aftershock decay of a nearby magnitude 2.2 earthquake that occurred about 13 hours earlier. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 23:14:42 UTC | 4.3mb | 96 km E of Santiago, Philippines 7.155°, 127.435° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.3 earthquake 96 km E of Santiago, Philippines at 23:14 UTC on August 11, 2026. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 23:12:43 UTC | 4.2mb | 242 km SSE of Vilyuchinsk, Russia 51.045°, 160.161° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 11, 2026, worldwide seismic activity registered a magnitude 4.2 earthquake 242 km SSE of Vilyuchinsk, Russia at 23:12 UTC. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 22:41:00 UTC | 2.3ml | 72 km SSE of Adak, Alaska 51.299°, -176.132° | 16.8 km | - | - | - | ✓ Reviewed | USGS → |
At 22:41 UTC on August 11, 2026, a magnitude 2.3 tremor occurred 72 km SSE of Adak, Alaska. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 22:29:34 UTC | 4.5mb | 12 km ENE of Landázuri, Colombia 6.242°, -73.702° | 116.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 seismic event took place 12 km ENE of Landázuri, Colombia on August 11, 2026 at 22:29 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 22:28:55 UTC | 4.2mb | Izu Islands, Japan region 29.246°, 141.971° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 22:28 UTC on August 11, 2026, a magnitude 4.2 tremor occurred in the Izu Islands, Japan region. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 22:26:55 UTC | 3.9ml | 59 km NE of Pedro Bay, Alaska 60.105°, -153.257° | 147.2 km | 2 | I | - | ✓ Reviewed | USGS → |
At 22:26 UTC on August 11, 2026, a magnitude 3.9 tremor occurred 59 km NE of Pedro Bay, Alaska. The event was offshore. See the M3.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 22:21:10 UTC | 2.2md | 6 km ESE of La Parguera, Puerto Rico 17.944°, -66.990° | 14.5 km | - | - | - | ✓ Reviewed | USGS → |
At 22:21 UTC on August 11, 2026, a magnitude 2.2 tremor occurred 6 km ESE of La Parguera, Puerto Rico. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 21:50:33 UTC | 2.2ml | 12 km S of Olancha, CA 36.175°, -118.026° | 1.9 km | - | - | - | ✓ Reviewed | USGS → |
On August 11, 2026, worldwide seismic activity registered a magnitude 2.2 earthquake 12 km S of Olancha, CA at 21:50 UTC. 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. | ||||||||
2026-08-11 2026-08-11 21:45:54 UTC | 4.8mww | 81 km SW of Urakawa, Japan 41.614°, 142.123° | 68.9 km | - | - | - | ✓ Reviewed | USGS → |
On August 11, 2026, worldwide seismic activity registered a magnitude 4.8 earthquake 81 km SW of Urakawa, Japan at 21:45 UTC. The event was offshore. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 21:37:04 UTC | 4.6mb | 21 km NE of Wana, Pakistan 32.423°, 69.750° | 44.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.6 earthquake was recorded 21 km NE of Wana, Pakistan on August 11, 2026 at 21:37 UTC. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 21:35:14 UTC | 2.8md | 7 km NW of The Geysers, CA 38.826°, -122.803° | 2.5 km | - | - | - | Auto | USGS → |
At 21:35 UTC on August 11, 2026, a magnitude 2.8 tremor occurred 7 km NW of The Geysers, CA. This event falls inside the aftershock decay of a nearby magnitude 3.0 earthquake that occurred about 1 hours earlier. 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. | ||||||||
2026-08-11 2026-08-11 21:34:57 UTC | 3.0ml | 7 km NW of The Geysers, CA 38.826°, -122.805° | 2.8 km | 10 | - | - | Auto | USGS → |
A magnitude 3.0 earthquake was recorded 7 km NW of The Geysers, CA on August 11, 2026 at 21:34 UTC. In the 72 hours after this event, the USGS recorded 5 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 21:25:08 UTC | 2.0ml | 35 km SE of Pāhala, Hawaii 18.990°, -155.222° | 42.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 11, 2026 at 21:25 UTC, a magnitude 2.0 earthquake struck 35 km SE of Pāhala, Hawaii. It arrived roughly 7 hours after a larger magnitude 3.3 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. | ||||||||
2026-08-11 2026-08-11 21:23:01 UTC | 3.0ml | 155 km SW of Nikolski, Alaska 51.979°, -170.518° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.0 seismic event took place 155 km SW of Nikolski, Alaska on August 11, 2026 at 21:23 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.2 earthquake that occurred about 1 hours earlier. The event was offshore. See the M3.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 21:14:28 UTC | 2.0ml | 11 km SE of Pearsall, Texas 28.828°, -99.000° | 6.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 earthquake was recorded 11 km SE of Pearsall, Texas on August 11, 2026 at 21:14 UTC. This event falls inside the aftershock decay of a nearby magnitude 2.2 earthquake that occurred about 17 hours earlier. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 21:12:42 UTC | 2.0ml | 124 km WSW of Adak, Alaska 51.295°, -178.178° | 21.2 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.0 earthquake 124 km WSW of Adak, Alaska with origin time 21:12 UTC on August 11, 2026. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 21:11:32 UTC | 2.2ml | 65 km S of Shungnak, Alaska 66.301°, -157.268° | 0.7 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.2 seismic event took place 65 km S of Shungnak, Alaska on August 11, 2026 at 21:11 UTC. 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. | ||||||||
2026-08-11 2026-08-11 21:08:28 UTC | 4.2mb | 20 km SSW of León, Nicaragua 12.260°, -86.944° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.2 earthquake 20 km SSW of León, Nicaragua at 21:08 UTC on August 11, 2026. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 20:57:32 UTC | 3.3ml | 157 km SW of Nikolski, Alaska 51.919°, -170.457° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 11, 2026 at 20:57 UTC, a magnitude 3.3 earthquake struck 157 km SW of Nikolski, Alaska. Coming 1 hours after a magnitude 4.2 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M3.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 20:55:27 UTC | 4.5mb | 200 km WNW of Tobelo, Indonesia 2.717°, 126.497° | 53.6 km | - | - | - | ✓ Reviewed | USGS → |
August 11, 2026 brought a magnitude 4.5 earthquake 200 km WNW of Tobelo, Indonesia, logged at 20:55 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 20:42:58 UTC | 4.2mb | 162 km SW of Nikolski, Alaska 51.819°, -170.401° | 40.7 km | - | II | - | ✓ Reviewed | USGS → |
This magnitude 4.2 event was detected 162 km SW of Nikolski, Alaska on August 11, 2026, with origin time 20:42 UTC. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 20:42:30 UTC | 2.0md | 5 km NE of Caruthersville, Missouri 36.219°, -89.610° | 9.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.0 seismic event took place 5 km NE of Caruthersville, Missouri on August 11, 2026 at 20:42 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 20:36:38 UTC | 2.1ml | 46 km NNW of Chickaloon, Alaska 62.202°, -148.651° | 21.9 km | 1 | - | - | ✓ Reviewed | USGS → |
August 11, 2026 brought a magnitude 2.1 earthquake 46 km NNW of Chickaloon, Alaska, logged at 20:36 UTC. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 20:34:02 UTC | 2.9ml | 11 km SW of Niland, CA 33.185°, -115.611° | 2.2 km | 2 | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.9 earthquake 11 km SW of Niland, CA with origin time 20:34 UTC on August 11, 2026. 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. | ||||||||
2026-08-11 2026-08-11 20:31:29 UTC | 5.0mww | 79 km ESE of Kokopo, Papua New Guinea -4.639°, 152.924° | 71.1 km | 1 | - | - | ✓ Reviewed | USGS → |
On August 11, 2026 at 20:31 UTC, a magnitude 5.0 earthquake struck 79 km ESE of Kokopo, Papua New Guinea. It is the largest earthquake currently listed for worldwide seismic activity on August 11, 2026. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 20:22:41 UTC | 2.0md | 6 km NW of Pinnacles, CA 36.575°, -121.181° | 3.2 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.0 earthquake 6 km NW of Pinnacles, CA came in on August 11, 2026 at 20:22 UTC. It arrived roughly 10 hours after a larger magnitude 3.9 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 M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-08-11 2026-08-11 20:14:18 UTC | 5.0mb | 41 km E of Tobelo, Indonesia 1.670°, 128.381° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 5.0 earthquake was recorded 41 km E of Tobelo, Indonesia on August 11, 2026 at 20:14 UTC. The event was offshore. See the M5.0 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 11, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.