Earthquakes on June 18, 2026
265
EARTHQUAKES on June 18, 2026
24-hour UTC period · USGS data
LARGEST: M5.6 — Izu Islands, Japan region
10 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
6
M4.0–4.9
34
M3.0–3.9
18
M2.0–2.9
51
M1.0–1.9
156
Activity Summary
265
Total earthquakes
~250
Daily average
Normal
Activity level
6
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.6
Izu Islands, Japan region
19:17 UTC · 10.0 km deep
5.5
central Mid-Atlantic Ridge
03:43 UTC · 10.0 km deep
5.2
67 km SE of Bobon, Philippines
16:33 UTC · 10.0 km deep
Felt by 1
5.1
3 km WSW of Baliton, Philippines
06:57 UTC · 91.4 km deep
Felt by 4
5.1
central Mid-Atlantic Ridge
02:44 UTC · 10.0 km deep
5.0
212 km WSW of Adak, Alaska
13:58 UTC · 31.5 km deep
4.9
12 km E of Venilale, Timor Leste
07:26 UTC · 18.6 km deep
4.8
48 km WSW of Balangonan, Philippines
16:21 UTC · 10.0 km deep
Earthquake Map — June 18, 2026
All Earthquakes — June 18, 2026
Showing 30 of 109 (filtered from 265)
(Filtered to M2.0+. Change the magnitude filter to see smaller events.)
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2026-06-18 2026-06-18 23:56:30 UTC | 4.4mb | 24 km SW of Burias, Philippines 5.552°, 125.103° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.4 earthquake 24 km SW of Burias, Philippines with origin time 23:56 UTC on June 18, 2026. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 23:49:56 UTC | 4.5mb | Drake Passage -60.430°, -62.230° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On June 18, 2026, worldwide seismic activity registered a magnitude 4.5 earthquake near Drake Passage at 23:49 UTC. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 23:12:42 UTC | 2.8ml | 136 km SSE of Adak, Alaska 50.678°, -176.230° | 9.5 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.8 earthquake was recorded 136 km SSE of Adak, Alaska on June 18, 2026 at 23:12 UTC. See the M2.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 23:00:04 UTC | 4.2mb | 66 km E of Khorugh, Tajikistan 37.588°, 72.294° | 190.6 km | - | - | - | ✓ Reviewed | USGS → |
On June 18, 2026, worldwide seismic activity registered a magnitude 4.2 earthquake 66 km E of Khorugh, Tajikistan at 23:00 UTC. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 22:54:36 UTC | 2.1md | 4 km SE of San Ramon, CA 37.759°, -121.944° | 9.0 km | 2 | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.1 earthquake 4 km SE of San Ramon, CA with origin time 22:54 UTC on June 18, 2026. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 22:33:07 UTC | 4.3mb | 81 km E of Tomioka, Japan 37.284°, 141.935° | 55.6 km | - | - | - | ✓ Reviewed | USGS → |
June 18, 2026 brought a magnitude 4.3 earthquake 81 km E of Tomioka, Japan, logged at 22:33 UTC. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 22:27:55 UTC | 3.6ml | 45 km SW of Sand Point, Alaska 55.049°, -161.013° | 65.8 km | 1 | II | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 3.6 earthquake 45 km SW of Sand Point, Alaska at 22:27 UTC on June 18, 2026. The event was offshore. See the M3.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 22:24:50 UTC | 3.1md | 52 km ESE of Cruz Bay, U.S. Virgin Islands 18.096°, -64.363° | 9.7 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 3.1 earthquake 52 km ESE of Cruz Bay, U.S. Virgin Islands at 22:24 UTC on June 18, 2026. See the M3.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 22:16:34 UTC | 2.1ml | 39 km NW of Akhiok, Alaska 57.187°, -154.653° | 47.2 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.1 earthquake 39 km NW of Akhiok, Alaska with origin time 22:16 UTC on June 18, 2026. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 21:59:24 UTC | 4.2mb | 171 km SE of Vilyuchinsk, Russia 51.854°, 160.200° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
At 21:59 UTC on June 18, 2026, a magnitude 4.2 tremor occurred 171 km SE of Vilyuchinsk, Russia. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 21:49:00 UTC | 3.9md | 55 km E of Cruz Bay, U.S. Virgin Islands 18.290°, -64.270° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 3.9 earthquake was recorded 55 km E of Cruz Bay, U.S. Virgin Islands on June 18, 2026 at 21:49 UTC. The event was offshore. See the M3.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 21:48:05 UTC | 2.0md | 22 km SE of Rio Dell, CA 40.340°, -123.954° | 21.4 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 2.0 event was detected 22 km SE of Rio Dell, CA on June 18, 2026, with origin time 21:48 UTC. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 21:29:10 UTC | 2.1ml | 76 km SW of Nikolski, Alaska 52.383°, -169.525° | 40.3 km | - | - | - | ✓ Reviewed | USGS → |
On June 18, 2026, worldwide seismic activity registered a magnitude 2.1 earthquake 76 km SW of Nikolski, Alaska at 21:29 UTC. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 21:17:21 UTC | 2.2ml | 97 km SE of Akutan, Alaska 53.591°, -164.610° | 18.7 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.2 earthquake 97 km SE of Akutan, Alaska with origin time 21:17 UTC on June 18, 2026. This event falls inside the aftershock decay of a nearby magnitude 3.5 earthquake that occurred about 2 hours earlier. The event was offshore. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 21:09:15 UTC | 4.6mb | 291 km WNW of Houma, Tonga -19.901°, -177.754° | 553.8 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.6 earthquake 291 km WNW of Houma, Tonga with origin time 21:09 UTC on June 18, 2026. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 20:55:30 UTC | 2.0ml | 97 km SE of Akutan, Alaska 53.584°, -164.613° | 19.3 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.0 earthquake 97 km SE of Akutan, Alaska came in on June 18, 2026 at 20:55 UTC. Coming 1 hours after a magnitude 3.5 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 20:43:58 UTC | 4.1mb | 179 km WSW of Port Orford, Oregon 42.413°, -126.636° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.1 event was detected 179 km WSW of Port Orford, Oregon on June 18, 2026, with origin time 20:43 UTC. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 20:43:34 UTC | 2.3ml | 97 km SE of Akutan, Alaska 53.540°, -164.688° | 13.7 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 2.3 earthquake 97 km SE of Akutan, Alaska came in on June 18, 2026 at 20:43 UTC. Coming 1 hours after a magnitude 3.5 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 20:26:47 UTC | 4.4mb | 62 km NNW of Poso, Indonesia -0.909°, 120.470° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On June 18, 2026, worldwide seismic activity registered a magnitude 4.4 earthquake 62 km NNW of Poso, Indonesia at 20:26 UTC. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 20:25:35 UTC | 4.3mb | 49 km ESE of Palu, Indonesia -1.065°, 120.287° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On June 18, 2026 at 20:25 UTC, a magnitude 4.3 earthquake struck 49 km ESE of Palu, Indonesia. It arrived roughly 7 hours after a larger magnitude 4.7 mainshock in the same 20 km area, placing it within the typical aftershock window. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 19:46:50 UTC | 2.1ml | 92 km SW of Adak, Alaska 51.328°, -177.640° | 20.5 km | - | - | - | ✓ Reviewed | USGS → |
At 19:46 UTC on June 18, 2026, a magnitude 2.1 tremor occurred 92 km SW of Adak, Alaska. This event falls inside the aftershock decay of a nearby magnitude 3.1 earthquake that occurred about 6 hours earlier. The event was offshore. See the M2.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 19:41:22 UTC | 3.5ml | 88 km SE of Akutan, Alaska 53.585°, -164.811° | 17.1 km | - | II | - | ✓ Reviewed | USGS → |
This magnitude 3.5 event was detected 88 km SE of Akutan, Alaska on June 18, 2026, with origin time 19:41 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 M3.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 19:27:27 UTC | 3.2ml | 91 km SE of Ugashik, Alaska 56.851°, -156.498° | 1.3 km | - | - | - | ✓ Reviewed | USGS → |
On June 18, 2026, worldwide seismic activity registered a magnitude 3.2 earthquake 91 km SE of Ugashik, Alaska at 19:27 UTC. This very shallow event was close enough to the surface that even modest magnitudes can produce significant local shaking. See the M3.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 19:17:39 UTC | 5.6mwb | Izu Islands, Japan region 30.482°, 142.149° | 10.0 km | - | II | green | ✓ Reviewed | USGS → |
On June 18, 2026 at 19:17 UTC, a magnitude 5.6 earthquake struck in the Izu Islands, Japan region. 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 June 18, 2026. See the M5.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 19:06:28 UTC | 2.2ml | 75 km WSW of Nikolski, Alaska 52.727°, -169.929° | 12.2 km | - | - | - | ✓ Reviewed | USGS → |
On June 18, 2026, worldwide seismic activity registered a magnitude 2.2 earthquake 75 km WSW of Nikolski, Alaska at 19:06 UTC. See the M2.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 19:04:07 UTC | 2.4ml | 106 km E of Nikolski, Alaska 52.907°, -167.277° | 14.8 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.4 earthquake 106 km E of Nikolski, Alaska with origin time 19:04 UTC on June 18, 2026. The event was offshore. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 18:57:46 UTC | 2.4ml | 51 km ENE of Susitna North, Alaska 62.271°, -148.894° | 20.0 km | 1 | - | - | ✓ Reviewed | USGS → |
On June 18, 2026, worldwide seismic activity registered a magnitude 2.4 earthquake 51 km ENE of Susitna North, Alaska at 18:57 UTC. See the M2.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 18:56:53 UTC | 3.9md | 56 km ENE of Cruz Bay, U.S. Virgin Islands 18.550°, -64.310° | 55.0 km | - | - | - | ✓ Reviewed | USGS → |
On June 18, 2026 at 18:56 UTC, a magnitude 3.9 earthquake struck 56 km ENE of Cruz Bay, U.S. Virgin Islands. See the M3.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 18:43:59 UTC | 4.2mb | 16 km SE of Ōhara, Japan 35.156°, 140.541° | 38.6 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.2 earthquake 16 km SE of Ōhara, Japan at 18:43 UTC on June 18, 2026. The event was offshore. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-18 2026-06-18 18:31:50 UTC | 2.1md | 5 km S of Milton-Freewater, Oregon 45.883°, -118.374° | -0.4 km | - | - | - | ✓ Reviewed | USGS → |
June 18, 2026 brought a magnitude 2.1 earthquake 5 km S of Milton-Freewater, Oregon, logged at 18:31 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. | ||||||||
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 June 18, 2026. Data includes all events of magnitude 1.0 or greater. Past earthquake data is considered final after review by USGS seismologists.