Earthquakes on June 18, 2026
267
EARTHQUAKES on June 18, 2026
24-hour UTC period · USGS data
LARGEST: M5.4 — central Mid-Atlantic Ridge
10 km deep
Normal activitycompared to daily average (~250/day)
Magnitude Breakdown
M5.0+
6
M4.0–4.9
36
M3.0–3.9
18
M2.0–2.9
51
M1.0–1.9
156
Activity Summary
267
Total earthquakes
~250
Daily average
Normal
Activity level
6
M5.0+ events
Geographic Breakdown
By US State
Top Countries (International)
Significant Earthquakes (M4.5+)
5.4
central Mid-Atlantic Ridge
03:43 UTC · 10.0 km deep
5.3
Izu Islands, Japan region
19:17 UTC · 10.0 km deep
5.2
58 km ENE of Pondaguitan, Philippines
16:34 UTC · 35.0 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
49 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 111 (filtered from 267)
(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 → |
On June 18, 2026, worldwide seismic activity registered a magnitude 4.4 earthquake 24 km SW of Burias, Philippines at 23:56 UTC. 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 → |
At 23:49 UTC on June 18, 2026, a magnitude 4.5 tremor occurred near Drake Passage. 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 → |
On June 18, 2026, worldwide seismic activity registered a magnitude 2.8 earthquake 136 km SSE of Adak, Alaska 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 → |
The USGS recorded this magnitude 4.2 earthquake 66 km E of Khorugh, Tajikistan at 23:00 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 22:54:36 UTC | 2.1md | 4 km SE of San Ramon, CA 37.759°, -121.944° | 9.0 km | 2 | - | - | ✓ Reviewed | USGS → |
At 22:54 UTC on June 18, 2026, a magnitude 2.1 tremor occurred 4 km SE of San Ramon, CA. 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 → |
On June 18, 2026 at 22:33 UTC, a magnitude 4.3 earthquake struck 81 km E of Tomioka, Japan. 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 → |
Reports of a magnitude 3.6 earthquake 45 km SW of Sand Point, Alaska came in on June 18, 2026 at 22:27 UTC. 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 → |
Reports of a magnitude 3.1 earthquake 52 km ESE of Cruz Bay, U.S. Virgin Islands came in on June 18, 2026 at 22:24 UTC. 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 → |
At 22:16 UTC on June 18, 2026, a magnitude 2.1 tremor occurred 39 km NW of Akhiok, Alaska. 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 → |
This magnitude 4.2 event was detected 171 km SE of Vilyuchinsk, Russia on June 18, 2026, with origin time 21:59 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 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 → |
On June 18, 2026, worldwide seismic activity registered a magnitude 3.9 earthquake 55 km E of Cruz Bay, U.S. Virgin Islands 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 → |
A magnitude 2.0 seismic event took place 22 km SE of Rio Dell, CA on June 18, 2026 at 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 → |
The USGS recorded this magnitude 2.1 earthquake 76 km SW of Nikolski, Alaska at 21:29 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 21:17:21 UTC | 2.2ml | 97 km SE of Akutan, Alaska 53.591°, -164.610° | 18.7 km | - | - | - | ✓ Reviewed | USGS → |
At 21:17 UTC on June 18, 2026, a magnitude 2.2 tremor occurred 97 km SE of Akutan, Alaska. It arrived roughly 2 hours after a larger magnitude 3.5 mainshock in the same 20 km area, placing it within the typical aftershock window. 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 → |
June 18, 2026 brought a magnitude 2.0 earthquake 97 km SE of Akutan, Alaska, logged at 20:55 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.5 earthquake that occurred about 1 hours earlier. 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 → |
A magnitude 4.1 seismic event took place 179 km WSW of Port Orford, Oregon on June 18, 2026 at 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 → |
June 18, 2026 brought a magnitude 2.3 earthquake 97 km SE of Akutan, Alaska, logged at 20:43 UTC. This event falls inside the aftershock decay of a nearby magnitude 3.5 earthquake that occurred about 1 hours earlier. 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 → |
At 20:26 UTC on June 18, 2026, a magnitude 4.4 tremor occurred 62 km NNW of Poso, Indonesia. 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 → |
A magnitude 4.3 earthquake was recorded 49 km ESE of Palu, Indonesia on June 18, 2026 at 20:25 UTC. This event falls inside the aftershock decay of a nearby magnitude 4.7 earthquake that occurred about 7 hours earlier. 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 → |
This magnitude 2.1 event was detected 92 km SW of Adak, Alaska on June 18, 2026, with origin time 19:46 UTC. It arrived roughly 6 hours after a larger magnitude 3.1 mainshock in the same 20 km area, placing it within the typical aftershock window. 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 → |
A magnitude 3.5 seismic event took place 88 km SE of Akutan, Alaska on June 18, 2026 at 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 → |
The USGS recorded this magnitude 3.2 earthquake 91 km SE of Ugashik, Alaska at 19:27 UTC on June 18, 2026. 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 | 5.3mww | Izu Islands, Japan region 30.445°, 142.167° | 10.0 km | - | II | green | ✓ Reviewed | USGS → |
A magnitude 5.3 earthquake was recorded in the Izu Islands, Japan region on June 18, 2026 at 19:17 UTC. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. See the M5.3 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 → |
The USGS recorded this magnitude 2.2 earthquake 75 km WSW of Nikolski, Alaska at 19:06 UTC on June 18, 2026. 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 → |
At 19:04 UTC on June 18, 2026, a magnitude 2.4 tremor occurred 106 km E of Nikolski, Alaska. 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 → |
The USGS recorded this magnitude 2.4 earthquake 51 km ENE of Susitna North, Alaska at 18:57 UTC on June 18, 2026. 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 → |
Seismographs logged a magnitude 3.9 earthquake 56 km ENE of Cruz Bay, U.S. Virgin Islands with origin time 18:56 UTC on June 18, 2026. 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 → |
Reports of a magnitude 4.2 earthquake 16 km SE of Ōhara, Japan came in on June 18, 2026 at 18:43 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 18:31:50 UTC | 2.1md | 5 km S of Milton-Freewater, Oregon 45.883°, -118.374° | -0.4 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 2.1 earthquake was recorded 5 km S of Milton-Freewater, Oregon on June 18, 2026 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.