Earthquakes on July 20, 2026
277
EARTHQUAKES on July 20, 2026
24-hour UTC period · USGS data
LARGEST: M5.6 — northern Mid-Atlantic Ridge
10 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
8
M4.0–4.9
27
M3.0–3.9
22
M2.0–2.9
81
M1.0–1.9
139
Activity Summary
277
Total earthquakes
~250
Daily average
Normal
Activity level
8
M5.0+ events
Geographic Breakdown
By US State
Significant Earthquakes (M4.5+)
5.6
northern Mid-Atlantic Ridge
21:28 UTC · 10.0 km deep
5.6
208 km SW of Port McNeill, Canada
06:41 UTC · 10.0 km deep
Felt by 23
5.5
Pacific-Antarctic Ridge
05:38 UTC · 10.0 km deep
5.2
22 km NNW of Scarborough, Trinidad and Tobago
09:45 UTC · 83.5 km deep
Felt by 18
5.2
27 km S of Javānrūd, Iran
03:48 UTC · 10.0 km deep
Felt by 4
5.1
83 km W of Tobelo, Indonesia
09:40 UTC · 70.0 km deep
Felt by 1
5.0
141 km SSW of Gataivai, Samoa
23:37 UTC · 10.0 km deep
5.0
south of the Kermadec Islands
20:44 UTC · 10.0 km deep
Earthquake Map — July 20, 2026
All Earthquakes — July 20, 2026
Showing 30 of 138 (filtered from 277)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
6 days ago 2026-07-20 23:49:55 UTC | 2.2ml | 100 km ESE of Adak, Alaska 51.495°, -175.319° | 24.1 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.2 earthquake 100 km ESE of Adak, Alaska with origin time 23:49 UTC on July 20, 2026. It arrived roughly 1 hours after a larger magnitude 3.5 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 23:39:13 UTC | 3.5ml | 99 km SW of Atka, Alaska 51.550°, -175.191° | 20.6 km | - | II | - | ✓ Reviewed | USGS → |
Reports of a magnitude 3.5 earthquake 99 km SW of Atka, Alaska came in on July 20, 2026 at 23:39 UTC. The event was offshore. See the M3.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 23:37:57 UTC | 5.0mb | 141 km SSW of Gataivai, Samoa -14.968°, -172.862° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 5.0 event was detected 141 km SSW of Gataivai, Samoa on July 20, 2026, with origin time 23:37 UTC. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 23:33:48 UTC | 2.0md | 14 km ESE of Pāhala, Hawaii 19.131°, -155.364° | 28.9 km | - | - | - | ✓ Reviewed | USGS → |
On July 20, 2026, worldwide seismic activity registered a magnitude 2.0 earthquake 14 km ESE of Pāhala, Hawaii at 23:33 UTC. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 23:18:40 UTC | 2.0ml | 44 km WSW of Tatitlek, Alaska 60.706°, -147.424° | 13.8 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.0 earthquake 44 km WSW of Tatitlek, Alaska at 23:18 UTC on July 20, 2026. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 23:18:22 UTC | 4.0mb | 117 km NE of Esashi, Japan 45.575°, 143.783° | 302.7 km | - | - | - | ✓ Reviewed | USGS → |
On July 20, 2026, worldwide seismic activity registered a magnitude 4.0 earthquake 117 km NE of Esashi, Japan at 23:18 UTC. This is the deepest earthquake in the current dataset — a deep-focus event. See the M4.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 23:03:49 UTC | 2.4ml | 89 km SE of Ugashik, Alaska 56.866°, -156.530° | 68.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.4 earthquake was recorded 89 km SE of Ugashik, Alaska on July 20, 2026 at 23:03 UTC. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 22:38:34 UTC | 2.1md | 2 km W of Garrochales, Puerto Rico 18.451°, -66.587° | 17.5 km | - | - | - | ✓ Reviewed | USGS → |
On July 20, 2026 at 22:38 UTC, a magnitude 2.1 earthquake struck 2 km W of Garrochales, Puerto Rico. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 21:46:52 UTC | 2.1ml | 85 km W of Salamatof, Alaska 60.615°, -152.886° | 6.7 km | - | - | - | ✓ Reviewed | USGS → |
On July 20, 2026, worldwide seismic activity registered a magnitude 2.1 earthquake 85 km W of Salamatof, Alaska at 21:46 UTC. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 21:33:55 UTC | 2.2md | 10 km WNW of Cobb, CA 38.865°, -122.829° | 1.4 km | - | - | - | Auto | USGS → |
On July 20, 2026, worldwide seismic activity registered a magnitude 2.2 earthquake 10 km WNW of Cobb, CA at 21:33 UTC. In the 72 hours after this event, the USGS recorded 3 smaller earthquakes within 20 km, consistent with an ongoing aftershock sequence rooted here. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 21:30:49 UTC | 2.3ml | 57 km SW of Tatitlek, Alaska 60.506°, -147.429° | 20.3 km | 1 | - | - | ✓ Reviewed | USGS → |
July 20, 2026 brought a magnitude 2.3 earthquake 57 km SW of Tatitlek, Alaska, logged at 21:30 UTC. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 21:28:30 UTC | 5.6mww | northern Mid-Atlantic Ridge 14.522°, -45.100° | 10.0 km | - | - | green | ✓ Reviewed | USGS → |
On July 20, 2026 at 21:28 UTC, a magnitude 5.6 earthquake struck near northern Mid-Atlantic Ridge. 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 July 20, 2026. See the M5.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 21:26:49 UTC | 4.5mb | Banda Sea -6.950°, 130.103° | 92.1 km | - | - | - | ✓ Reviewed | USGS → |
On July 20, 2026 at 21:26 UTC, a magnitude 4.5 earthquake struck near Banda Sea. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 21:17:19 UTC | 2.1ml | 35 km WSW of Mentone, Texas 31.604°, -103.953° | 8.7 km | - | - | - | ✓ Reviewed | USGS → |
At 21:17 UTC on July 20, 2026, a magnitude 2.1 tremor occurred 35 km WSW of Mentone, Texas. It arrived roughly 12 hours after a larger magnitude 2.8 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 21:11:30 UTC | 4.9mb | 62 km WNW of Pangai, Tonga -19.663°, -174.926° | 57.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.9 seismic event took place 62 km WNW of Pangai, Tonga on July 20, 2026 at 21:11 UTC. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 21:07:37 UTC | 2.1ml | 120 km WSW of Adak, Alaska 51.325°, -178.129° | 20.4 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 2.1 earthquake 120 km WSW of Adak, Alaska at 21:07 UTC on July 20, 2026. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 20:55:38 UTC | 4.3mb | 283 km W of Tual, Indonesia -5.957°, 130.211° | 141.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.3 earthquake 283 km W of Tual, Indonesia came in on July 20, 2026 at 20:55 UTC. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 20:53:40 UTC | 4.4mb | Kuril Islands 47.090°, 152.647° | 50.8 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.4 earthquake near Kuril Islands with origin time 20:53 UTC on July 20, 2026. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 20:53:25 UTC | 4.4mb | 82 km WSW of Puerto Madero, Mexico 14.346°, -93.083° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On July 20, 2026, worldwide seismic activity registered a magnitude 4.4 earthquake 82 km WSW of Puerto Madero, Mexico at 20:53 UTC. Coming 19 hours after a magnitude 4.7 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. | ||||||||
6 days ago 2026-07-20 20:44:19 UTC | 5.0mb | south of the Kermadec Islands -32.759°, -178.088° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 5.0 earthquake south of the Kermadec Islands came in on July 20, 2026 at 20:44 UTC. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 20:41:52 UTC | 4.6mb | 84 km SW of Puerto Madero, Mexico 14.295°, -93.077° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.6 event was detected 84 km SW of Puerto Madero, Mexico on July 20, 2026, with origin time 20:41 UTC. The event was offshore. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 20:35:10 UTC | 2.8ml | 144 km SE of Akutan, Alaska 53.284°, -164.113° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
July 20, 2026 brought a magnitude 2.8 earthquake 144 km SE of Akutan, Alaska, logged at 20:35 UTC. The event was offshore. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 20:34:20 UTC | 2.1ml | 114 km N of Yakutat, Alaska 60.559°, -140.054° | 6.1 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.1 event was detected 114 km N of Yakutat, Alaska on July 20, 2026, with origin time 20:34 UTC. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 20:10:12 UTC | 3.4md | 153 km NNE of Cruz Bay, U.S. Virgin Islands 19.687°, -64.500° | 9.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.4 seismic event took place 153 km NNE of Cruz Bay, U.S. Virgin Islands on July 20, 2026 at 20:10 UTC. See the M3.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 20:06:58 UTC | 3.2md | 40 km NNW of San Antonio, Puerto Rico 18.840°, -67.217° | 17.5 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 3.2 event was detected 40 km NNW of San Antonio, Puerto Rico on July 20, 2026, with origin time 20:06 UTC. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 20:05:43 UTC | 2.0ml | 17 km N of Fishhook, Alaska 61.903°, -149.209° | 5.5 km | 1 | - | - | ✓ Reviewed | USGS → |
This magnitude 2.0 event was detected 17 km N of Fishhook, Alaska on July 20, 2026, with origin time 20:05 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 19:37:38 UTC | 4.4mb | 39 km ENE of Port Blair, India 11.787°, 93.088° | 37.7 km | - | - | - | ✓ Reviewed | USGS → |
At 19:37 UTC on July 20, 2026, a magnitude 4.4 tremor occurred 39 km ENE of Port Blair, India. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 19:32:03 UTC | 2.0ml | 21 km ESE of Denali National Park, Alaska 63.474°, -151.308° | 3.3 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.0 earthquake 21 km ESE of Denali National Park, Alaska came in on July 20, 2026 at 19:32 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. | ||||||||
6 days ago 2026-07-20 19:30:25 UTC | 2.5ml | 93 km S of Sand Point, Alaska 54.494°, -160.439° | 4.4 km | - | - | - | ✓ Reviewed | USGS → |
On July 20, 2026, worldwide seismic activity registered a magnitude 2.5 earthquake 93 km S of Sand Point, Alaska at 19:30 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-20 19:29:09 UTC | 2.5ml | 75 km SE of Adak, Alaska 51.316°, -176.017° | 14.9 km | - | - | - | ✓ Reviewed | USGS → |
At 19:29 UTC on July 20, 2026, a magnitude 2.5 tremor occurred 75 km SE of Adak, Alaska. The event was offshore. See the M2.5 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 20, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.