Earthquakes on July 17, 2026
311
EARTHQUAKES on July 17, 2026
24-hour UTC period · USGS data
22 km deep · 288 people felt it
Elevated activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
20
M4.0–4.9
89
M3.0–3.9
8
M2.0–2.9
56
M1.0–1.9
138
Activity Summary
311
Total earthquakes
~250
Daily average
Elevated
Activity level
20
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
7.3
52 km W of Puerto Madero, Mexico
14:48 UTC · 22.0 km deep
Felt by 288
6.4
96 km SW of Puerto Madero, Mexico
15:20 UTC · 10.0 km deep
Felt by 2
5.3
6 km E of Pangyan, Philippines
16:12 UTC · 70.5 km deep
Felt by 5
5.3
108 km SW of Puerto Madero, Mexico
15:14 UTC · 10.0 km deep
Felt by 6
5.3
212 km N of Hadibu, Yemen
12:01 UTC · 10.0 km deep
5.2
94 km WSW of Puerto Madero, Mexico
14:55 UTC · 10.0 km deep
5.1
71 km SW of Puerto Madero, Mexico
18:26 UTC · 35.0 km deep
5.1
65 km SW of Puerto Madero, Mexico
17:15 UTC · 35.0 km deep
Earthquake Map — July 17, 2026
All Earthquakes — July 17, 2026
Showing 30 of 173 (filtered from 311)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2026-07-17 2026-07-17 23:47:57 UTC | 4.6mb | 92 km SW of Puerto Madero, Mexico 14.133°, -93.032° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.6 event was detected 92 km SW of Puerto Madero, Mexico on July 17, 2026, with origin time 23:47 UTC. It arrived roughly 8 hours after a larger magnitude 6.4 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 23:35:09 UTC | 4.7mb | 88 km SW of Puerto Madero, Mexico 14.192°, -93.034° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
July 17, 2026 brought a magnitude 4.7 earthquake 88 km SW of Puerto Madero, Mexico, logged at 23:35 UTC. Coming 8 hours after a magnitude 6.4 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 23:20:51 UTC | 2.4ml | 79 km S of Unalaska, Alaska 53.159°, -166.464° | 33.9 km | - | - | - | ✓ Reviewed | USGS → |
On July 17, 2026, worldwide seismic activity registered a magnitude 2.4 earthquake 79 km S of Unalaska, Alaska at 23:20 UTC. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 23:12:40 UTC | 4.1mb | 120 km WSW of Puerto Madero, Mexico 14.140°, -93.367° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
July 17, 2026 brought a magnitude 4.1 earthquake 120 km WSW of Puerto Madero, Mexico, logged at 23:12 UTC. It arrived roughly 8 hours after a larger magnitude 5.3 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 23:05:46 UTC | 4.1mb | 65 km SW of Puerto Madero, Mexico 14.340°, -92.884° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On July 17, 2026 at 23:05 UTC, a magnitude 4.1 earthquake struck 65 km SW of Puerto Madero, Mexico. This event falls inside the aftershock decay of a nearby magnitude 5.1 earthquake that occurred about 5 hours earlier. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 23:05:09 UTC | 2.7ml | 226 km W of Adak, Alaska 51.620°, -179.891° | 86.4 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.7 earthquake 226 km W of Adak, Alaska with origin time 23:05 UTC on July 17, 2026. The event was offshore. See the M2.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:59:55 UTC | 4.2mb | 42 km SSW of Puerto Madero, Mexico 14.385°, -92.608° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.2 earthquake was recorded 42 km SSW of Puerto Madero, Mexico on July 17, 2026 at 22:59 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.1 earthquake that occurred about 7 hours earlier. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:59:11 UTC | 4.5mb | 115 km ESE of Ollagüe, Chile -21.749°, -67.292° | 200.0 km | - | - | - | ✓ Reviewed | USGS → |
July 17, 2026 brought a magnitude 4.5 earthquake 115 km ESE of Ollagüe, Chile, logged at 22:59 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:54:28 UTC | 4.2mb | 83 km WSW of Puerto Madero, Mexico 14.454°, -93.146° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.2 earthquake 83 km WSW of Puerto Madero, Mexico with origin time 22:54 UTC on July 17, 2026. Coming 8 hours after a magnitude 5.2 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. | ||||||||
2026-07-17 2026-07-17 22:51:41 UTC | 4.3mb | 116 km SW of Puerto Madero, Mexico 14.007°, -93.211° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
July 17, 2026 brought a magnitude 4.3 earthquake 116 km SW of Puerto Madero, Mexico, logged at 22:51 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.3 earthquake that occurred about 8 hours earlier. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:35:27 UTC | 4.5mb | 57 km W of San Antonio de los Cobres, Argentina -24.163°, -66.877° | 191.5 km | - | - | - | ✓ Reviewed | USGS → |
On July 17, 2026 at 22:35 UTC, a magnitude 4.5 earthquake struck 57 km W of San Antonio de los Cobres, Argentina. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:33:41 UTC | 2.0ml | 10 km S of Trapper Creek, Alaska 62.223°, -150.258° | 12.9 km | - | - | - | ✓ Reviewed | USGS → |
July 17, 2026 brought a magnitude 2.0 earthquake 10 km S of Trapper Creek, Alaska, logged at 22:33 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:32:20 UTC | 4.1mb | 46 km WSW of Puerto Madero, Mexico 14.540°, -92.816° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.1 earthquake was recorded 46 km WSW of Puerto Madero, Mexico on July 17, 2026 at 22:32 UTC. Coming 8 hours after a magnitude 7.3 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:24:03 UTC | 2.0ml | 24 km SSE of Adak, Alaska 51.668°, -176.521° | 68.0 km | - | - | - | ✓ Reviewed | USGS → |
On July 17, 2026 at 22:24 UTC, a magnitude 2.0 earthquake struck 24 km SSE of Adak, Alaska. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:20:11 UTC | 4.4mb | 133 km SW of Puerto Madero, Mexico 13.978°, -93.396° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 22:20 UTC on July 17, 2026, a magnitude 4.4 tremor occurred 133 km SW of Puerto Madero, Mexico. This event falls inside the aftershock decay of a nearby magnitude 4.6 earthquake that occurred about 6 hours earlier. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:13:07 UTC | 5.0mb | 84 km SW of Puerto Madero, Mexico 14.253°, -93.044° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 5.0 earthquake 84 km SW of Puerto Madero, Mexico with origin time 22:13 UTC on July 17, 2026. It arrived roughly 7 hours after a larger magnitude 6.4 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:08:43 UTC | 3.4ml | 233 km ESE of Attu Station, Alaska 51.960°, 176.300° | 10.0 km | - | I | - | ✓ Reviewed | USGS → |
A magnitude 3.4 earthquake was recorded 233 km ESE of Attu Station, Alaska on July 17, 2026 at 22:08 UTC. It arrived roughly 16 hours after a larger magnitude 3.5 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:04:10 UTC | 4.6mb | 6 km NNE of Mangapapa, New Zealand -38.587°, 178.041° | 16.6 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.6 earthquake 6 km NNE of Mangapapa, New Zealand came in on July 17, 2026 at 22:04 UTC. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:02:37 UTC | 4.1mb | 37 km WSW of Puerto Madero, Mexico 14.535°, -92.714° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.1 earthquake 37 km WSW of Puerto Madero, Mexico with origin time 22:02 UTC on July 17, 2026. It arrived roughly 6 hours after a larger magnitude 5.1 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 22:00:22 UTC | 4.1mb | 111 km SW of Puerto Madero, Mexico 14.015°, -93.162° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On July 17, 2026, worldwide seismic activity registered a magnitude 4.1 earthquake 111 km SW of Puerto Madero, Mexico at 22:00 UTC. This event falls inside the aftershock decay of a nearby magnitude 5.3 earthquake that occurred about 7 hours earlier. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 21:52:10 UTC | 2.5ml | 36 km N of Fishhook, Alaska 62.066°, -149.135° | 23.1 km | 1 | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.5 earthquake 36 km N of Fishhook, Alaska at 21:52 UTC on July 17, 2026. The event was offshore. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 21:43:52 UTC | 2.4md | 2 km SW of Vonore, Tennessee 35.576°, -84.262° | 17.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.4 earthquake 2 km SW of Vonore, Tennessee with origin time 21:43 UTC on July 17, 2026. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 21:43:40 UTC | 4.1mb | 45 km SW of Puerto Madero, Mexico 14.419°, -92.711° | 35.7 km | - | - | - | ✓ Reviewed | USGS → |
At 21:43 UTC on July 17, 2026, a magnitude 4.1 tremor occurred 45 km SW of Puerto Madero, Mexico. Coming 6 hours after a magnitude 5.1 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 21:38:27 UTC | 4.0mb | 105 km SW of Puerto Madero, Mexico 14.113°, -93.175° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.0 earthquake 105 km SW of Puerto Madero, Mexico came in on July 17, 2026 at 21:38 UTC. Coming 6 hours after a magnitude 6.4 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 21:37:57 UTC | 2.9md | 79 km N of Cruz Bay, U.S. Virgin Islands 19.048°, -64.704° | 20.1 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.9 seismic event took place 79 km N of Cruz Bay, U.S. Virgin Islands on July 17, 2026 at 21:37 UTC. The event was offshore. See the M2.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 21:35:45 UTC | 4.3mb | 127 km ESE of Kuril’sk, Russia 44.840°, 149.400° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
On July 17, 2026 at 21:35 UTC, a magnitude 4.3 earthquake struck 127 km ESE of Kuril’sk, Russia. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 21:32:33 UTC | 2.8ml | 21 km NNW of False Pass, Alaska 55.036°, -163.523° | 161.9 km | - | - | - | ✓ Reviewed | USGS → |
July 17, 2026 brought a magnitude 2.8 earthquake 21 km NNW of False Pass, Alaska, logged at 21:32 UTC. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 21:29:25 UTC | 3.1ml | 127 km E of Chalkyitsik, Alaska 66.605°, -140.842° | 15.6 km | - | - | - | ✓ Reviewed | USGS → |
At 21:29 UTC on July 17, 2026, a magnitude 3.1 tremor occurred 127 km E of Chalkyitsik, Alaska. The event was offshore. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 21:11:42 UTC | 4.2mb | 105 km SW of Puerto Madero, Mexico 14.139°, -93.201° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On July 17, 2026, worldwide seismic activity registered a magnitude 4.2 earthquake 105 km SW of Puerto Madero, Mexico at 21:11 UTC. It arrived roughly 6 hours after a larger magnitude 6.4 mainshock in the same 20 km area, placing it within the typical aftershock window. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-17 2026-07-17 21:09:04 UTC | 4.5mb | 9 km W of Burla, Russia 53.336°, 78.192° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 earthquake was recorded 9 km W of Burla, Russia on July 17, 2026 at 21:09 UTC. The event was offshore. See the M4.5 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 July 17, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.