Earthquakes on August 19, 2025
254
EARTHQUAKES on August 19, 2025
24-hour UTC period · USGS data
LARGEST: M5.4 — Balleny Islands region
10 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
5
M4.0–4.9
46
M3.0–3.9
7
M2.0–2.9
40
M1.0–1.9
156
Activity Summary
254
Total earthquakes
~250
Daily average
Normal
Activity level
5
M5.0+ events
Geographic Breakdown
By US State
Significant Earthquakes (M4.5+)
5.4
Balleny Islands region
17:33 UTC · 10.0 km deep
5.4
south of Tonga
14:37 UTC · 10.0 km deep
5.2
267 km SSE of Ushuaia, Argentina
06:08 UTC · 10.0 km deep
5.1
43 km S of Jurm, Afghanistan
05:19 UTC · 204.0 km deep
5.0
Mid-Indian Ridge
21:38 UTC · 10.0 km deep
4.9
149 km SE of Petropavlovsk-Kamchatsky, Russia
18:50 UTC · 10.0 km deep
4.9
129 km SSW of Severo-Kuril’sk, Russia
14:41 UTC · 76.8 km deep
4.8
23 km NW of Labuan Bajo, Indonesia
09:39 UTC · 174.3 km deep
Earthquake Map — August 19, 2025
All Earthquakes — August 19, 2025
Showing 30 of 98 (filtered from 254)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2025-08-19 2025-08-19 23:41:06 UTC | 4.3mb | 173 km SE of Atlasovo, Russia 54.607°, 161.723° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.3 seismic event took place 173 km SE of Atlasovo, Russia on August 19, 2025 at 23:41 UTC. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 23:31:37 UTC | 4.3mb | 230 km SE of Vilyuchinsk, Russia 51.278°, 160.430° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
August 19, 2025 brought a magnitude 4.3 earthquake 230 km SE of Vilyuchinsk, Russia, logged at 23:31 UTC. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 23:06:53 UTC | 2.5md | 2 km NW of Woodside, CA 37.439°, -122.269° | 5.5 km | 217 | - | - | ✓ Reviewed | USGS → |
At 23:06 UTC on August 19, 2025, a magnitude 2.5 tremor occurred 2 km NW of Woodside, CA. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 22:49:27 UTC | 4.3mb | 78 km S of Pacocha, Peru -18.354°, -71.434° | 56.7 km | - | - | - | ✓ Reviewed | USGS → |
On August 19, 2025 at 22:49 UTC, a magnitude 4.3 earthquake struck 78 km S of Pacocha, Peru. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 22:42:01 UTC | 4.6mb | 66 km SE of Ozernovskiy, Russia 51.044°, 157.121° | 70.2 km | - | - | - | ✓ Reviewed | USGS → |
On August 19, 2025 at 22:42 UTC, a magnitude 4.6 earthquake struck 66 km SE of Ozernovskiy, Russia. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 22:32:53 UTC | 4.3mb | south of the Fiji Islands -24.767°, 179.910° | 525.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.3 earthquake was recorded south of the Fiji Islands on August 19, 2025 at 22:32 UTC. This is the deepest earthquake in the current dataset — a deep-focus event. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 22:20:23 UTC | 4.3mb | 195 km S of Severo-Kuril’sk, Russia 48.939°, 156.507° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.3 earthquake 195 km S of Severo-Kuril’sk, Russia with origin time 22:20 UTC on August 19, 2025. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 22:13:48 UTC | 4.5mb | Mid-Indian Ridge -15.388°, 67.048° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.5 earthquake near Mid-Indian Ridge at 22:13 UTC on August 19, 2025. It arrived roughly 1 hours after a larger magnitude 5.0 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 22:10:34 UTC | 4.3mb | 6 km S of Sındırgı, Turkey 39.181°, 28.169° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 19, 2025, worldwide seismic activity registered a magnitude 4.3 earthquake 6 km S of Sındırgı, Turkey at 22:10 UTC. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 22:07:36 UTC | 4.4mb | Mid-Indian Ridge -15.435°, 67.047° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 19, 2025, worldwide seismic activity registered a magnitude 4.4 earthquake near Mid-Indian Ridge at 22:07 UTC. Coming 1 hours after a magnitude 5.0 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 21:58:50 UTC | 4.5mb | Mid-Indian Ridge -15.418°, 67.304° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.5 event was detected near Mid-Indian Ridge on August 19, 2025, with origin time 21:58 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 21:40:06 UTC | 4.3mb | 168 km SSE of Isangel, Vanuatu -20.856°, 170.104° | 149.3 km | - | - | - | ✓ Reviewed | USGS → |
At 21:40 UTC on August 19, 2025, a magnitude 4.3 tremor occurred 168 km SSE of Isangel, Vanuatu. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 21:38:00 UTC | 5.0mww | Mid-Indian Ridge -15.303°, 66.926° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 21:38 UTC on August 19, 2025, a magnitude 5.0 tremor occurred near Mid-Indian Ridge. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 21:27:40 UTC | 4.6mb | 89 km NNW of Sola, Vanuatu -13.170°, 167.146° | 208.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.6 earthquake was recorded 89 km NNW of Sola, Vanuatu on August 19, 2025 at 21:27 UTC. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 20:54:47 UTC | 2.3ml | 41 km ESE of Alamo, Nevada 37.161°, -114.767° | 5.6 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.3 earthquake 41 km ESE of Alamo, Nevada came in on August 19, 2025 at 20:54 UTC. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 20:52:33 UTC | 2.6ml | 211 km WSW of Adak, Alaska 51.279°, -179.534° | 31.8 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.6 event was detected 211 km WSW of Adak, Alaska on August 19, 2025, with origin time 20:52 UTC. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 20:38:28 UTC | 4.5mb | Southwest Indian Ridge -35.451°, 53.763° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.5 earthquake near Southwest Indian Ridge came in on August 19, 2025 at 20:38 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 20:37:03 UTC | 2.2mb_lg | 24 km NE of Lyndonville, New York 43.493°, -78.182° | 5.0 km | 2 | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.2 earthquake 24 km NE of Lyndonville, New York with origin time 20:37 UTC on August 19, 2025. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 20:32:55 UTC | 2.8ml | 130 km SE of Akutan, Alaska 53.180°, -164.637° | 24.2 km | - | - | - | ✓ Reviewed | USGS → |
On August 19, 2025 at 20:32 UTC, a magnitude 2.8 earthquake struck 130 km SE of Akutan, Alaska. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 20:25:13 UTC | 4.1mb | 146 km ESE of Petropavlovsk-Kamchatsky, Russia 52.429°, 160.528° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 19, 2025 at 20:25 UTC, a magnitude 4.1 earthquake struck 146 km ESE of Petropavlovsk-Kamchatsky, Russia. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 20:23:30 UTC | 2.3ml | 42 km ESE of Fort Bidwell, California 41.786°, -119.647° | 4.8 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.3 seismic event took place 42 km ESE of Fort Bidwell, California on August 19, 2025 at 20:23 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 20:04:30 UTC | 2.7ml | 238 km W of Adak, Alaska 51.990°, 179.901° | 136.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.7 earthquake 238 km W of Adak, Alaska with origin time 20:04 UTC on August 19, 2025. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 19:53:42 UTC | 2.0ml | 88 km SSE of Sand Point, Alaska 54.580°, -160.059° | 15.8 km | - | - | - | ✓ Reviewed | USGS → |
On August 19, 2025, worldwide seismic activity registered a magnitude 2.0 earthquake 88 km SSE of Sand Point, Alaska at 19:53 UTC. It arrived roughly 11 hours after a larger magnitude 4.2 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 19:41:10 UTC | 4.6mb | 206 km ESE of Severo-Kuril’sk, Russia 50.124°, 158.893° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.6 earthquake 206 km ESE of Severo-Kuril’sk, Russia with origin time 19:41 UTC on August 19, 2025. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 19:29:01 UTC | 2.5md | 6 km SE of Seymour, Tennessee 35.847°, -83.683° | 15.5 km | 2 | - | - | ✓ Reviewed | USGS → |
On August 19, 2025 at 19:29 UTC, a magnitude 2.5 earthquake struck 6 km SE of Seymour, Tennessee. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 19:25:04 UTC | 3.1ml | 64 km SE of Adak, Alaska 51.456°, -175.993° | 35.0 km | - | I | - | ✓ Reviewed | USGS → |
At 19:25 UTC on August 19, 2025, a magnitude 3.1 tremor occurred 64 km SE of Adak, Alaska. The event was offshore. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 19:12:52 UTC | 4.1mb | 237 km SSE of Vilyuchinsk, Russia 50.986°, 159.842° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.1 earthquake was recorded 237 km SSE of Vilyuchinsk, Russia on August 19, 2025 at 19:12 UTC. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 19:00:18 UTC | 2.6ml | 22 km SSW of Mammoth, Wyoming 44.803°, -110.850° | 11.4 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.6 earthquake 22 km SSW of Mammoth, Wyoming came in on August 19, 2025 at 19:00 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.7 earthquake that occurred about 2 hours earlier. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 18:50:30 UTC | 4.9mb | 149 km SE of Petropavlovsk-Kamchatsky, Russia 52.214°, 160.345° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.9 earthquake 149 km SE of Petropavlovsk-Kamchatsky, Russia at 18:50 UTC on August 19, 2025. The event was offshore. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2025-08-19 2025-08-19 18:22:34 UTC | 2.2ml | 90 km SSE of Sand Point, Alaska 54.655°, -159.728° | 21.4 km | - | - | - | ✓ Reviewed | USGS → |
On August 19, 2025, worldwide seismic activity registered a magnitude 2.2 earthquake 90 km SSE of Sand Point, Alaska at 18:22 UTC. Coming 10 hours after a magnitude 4.2 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. 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 August 19, 2025. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.