Seismic Activity in Tonga
Over the past 30 days, there have been 33 recorded earthquakes in this region. The largest recent earthquake was a magnitude 5.5 event near Fiji region.
Earthquakes in Tonga
2 earthquakes in the last 24 hours• Latest significant: M5.5
Earthquake Map
Recent Earthquakes (Last 30 Days)
Dataset at a glance — Tonga
Over the past 30 days, Tonga has recorded 33 earthquakes of magnitude 2.5 or greater in our tracker. 4 reached magnitude 5.0 or higher. 29 landed between M4.0 and M4.9. By depth: 8 shallow (<70 km), 7 intermediate (70–300 km), 18 deep-focus (>300 km). 7 of the epicenters were offshore. Focal depths ranged from 10.0 km to 625.6 km. All 33 solutions have been reviewed by a USGS seismologist.
Each row in the table below includes a narrative summary of the event, ordered by time. Use the column headers to sort or filter by magnitude.
Showing 30 of 33
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
47 min ago 2026-07-16 13:56:19 UTC | 4.5mb | 189 km W of Neiafu, Tonga -18.364°, -175.749° | 285.2 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.5 event was detected 189 km W of Neiafu, Tonga on July 16, 2026, with origin time 13:56 UTC. The event was offshore. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
16 hours ago 2026-07-15 21:58:50 UTC | 4.5mb | Fiji region -21.274°, -179.006° | 625.6 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.5 earthquake in the Fiji region came in on July 15, 2026 at 21:58 UTC. This is the deepest earthquake in the current dataset — a deep-focus event. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
1 day ago 2026-07-14 22:50:12 UTC | 5.5mww | Fiji region -20.748°, -178.509° | 574.3 km | - | I | green | ✓ Reviewed | USGS → |
On July 14, 2026 at 22:50 UTC, a magnitude 5.5 earthquake struck in the Fiji 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 Tonga over the past 30 days. See the M5.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
3 days ago 2026-07-13 12:19:58 UTC | 4.8mb | south of the Fiji Islands -24.192°, -176.315° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.8 earthquake south of the Fiji Islands came in on July 13, 2026 at 12:19 UTC. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
4 days ago 2026-07-12 11:09:45 UTC | 5.0mb | 139 km S of ‘Ohonua, Tonga -22.604°, -174.917° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 5.0 earthquake 139 km S of ‘Ohonua, Tonga with origin time 11:09 UTC on July 12, 2026. The event was offshore. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
4 days ago 2026-07-12 10:10:02 UTC | 4.2mb | Fiji region -20.754°, -178.334° | 571.9 km | - | - | - | ✓ Reviewed | USGS → |
Reports of a magnitude 4.2 earthquake in the Fiji region came in on July 12, 2026 at 10:10 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
5 days ago 2026-07-11 06:32:14 UTC | 4.3mb | 261 km WNW of Houma, Tonga -20.202°, -177.597° | 541.9 km | - | - | - | ✓ Reviewed | USGS → |
On July 11, 2026, Tonga registered a magnitude 4.3 earthquake 261 km WNW of Houma, Tonga at 06:32 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
5 days ago 2026-07-11 06:26:37 UTC | 4.5mb | Fiji region -21.100°, -178.859° | 561.3 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.5 seismic event took place in the Fiji region on July 11, 2026 at 06:26 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
5 days ago 2026-07-11 03:14:55 UTC | 5.0mb | 299 km W of Neiafu, Tonga -18.214°, -176.783° | 367.8 km | - | - | - | ✓ Reviewed | USGS → |
On July 11, 2026, Tonga registered a magnitude 5.0 earthquake 299 km W of Neiafu, Tonga at 03:14 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M5.0 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 days ago 2026-07-10 10:43:23 UTC | 4.2mb | 296 km WNW of Houma, Tonga -20.002°, -177.857° | 554.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.2 seismic event took place 296 km WNW of Houma, Tonga on July 10, 2026 at 10:43 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-08 2026-07-08 12:18:59 UTC | 5.4mb | 245 km S of ‘Ohonua, Tonga -23.555°, -174.972° | 10.0 km | - | - | green | ✓ Reviewed | USGS → |
A magnitude 5.4 earthquake was recorded 245 km S of ‘Ohonua, Tonga on July 8, 2026 at 12:18 UTC. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. The event was offshore. See the M5.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-07 2026-07-07 06:08:35 UTC | 4.3mb | 263 km WNW of Houma, Tonga -20.505°, -177.728° | 513.2 km | - | - | - | ✓ Reviewed | USGS → |
At 06:08 UTC on July 7, 2026, a magnitude 4.3 tremor occurred 263 km WNW of Houma, Tonga. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-06 2026-07-06 08:07:21 UTC | 4.6mb | 112 km NNW of Neiafu, Tonga -17.701°, -174.347° | 113.2 km | - | - | - | ✓ Reviewed | USGS → |
At 08:07 UTC on July 6, 2026, a magnitude 4.6 tremor occurred 112 km NNW of Neiafu, Tonga. See the M4.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-04 2026-07-04 00:00:50 UTC | 4.5mb | Fiji region -19.934°, -178.202° | 576.2 km | - | - | - | ✓ Reviewed | USGS → |
July 4, 2026 brought a magnitude 4.5 earthquake in the Fiji region, logged at 00:00 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-02 2026-07-02 01:13:55 UTC | 4.7mb | Fiji region -21.245°, -178.837° | 555.3 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.7 earthquake in the Fiji region with origin time 01:13 UTC on July 2, 2026. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.7 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-07-01 2026-07-01 14:52:31 UTC | 4.1mb | 215 km WNW of Houma, Tonga -20.504°, -177.245° | 383.9 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.1 earthquake was recorded 215 km WNW of Houma, Tonga on July 1, 2026 at 14:52 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-30 2026-06-30 19:21:05 UTC | 4.9mb | south of the Fiji Islands -24.084°, -177.251° | 189.8 km | - | - | - | ✓ Reviewed | USGS → |
At 19:21 UTC on June 30, 2026, a magnitude 4.9 tremor occurred south of the Fiji Islands. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-30 2026-06-30 08:27:41 UTC | 4.4mb | 260 km WNW of Houma, Tonga -20.398°, -177.667° | 526.7 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.4 earthquake 260 km WNW of Houma, Tonga with origin time 08:27 UTC on June 30, 2026. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-29 2026-06-29 18:47:15 UTC | 4.9mb | 243 km S of ‘Ohonua, Tonga -23.515°, -175.312° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.9 earthquake 243 km S of ‘Ohonua, Tonga at 18:47 UTC on June 29, 2026. The event was offshore. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-28 2026-06-28 19:49:41 UTC | 4.2mb | 272 km WNW of Houma, Tonga -20.249°, -177.732° | 357.5 km | - | - | - | ✓ Reviewed | USGS → |
June 28, 2026 brought a magnitude 4.2 earthquake 272 km WNW of Houma, Tonga, logged at 19:49 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-28 2026-06-28 05:40:21 UTC | 4.3mb | 47 km NW of Neiafu, Tonga -18.342°, -174.289° | 112.4 km | - | - | - | ✓ Reviewed | USGS → |
The USGS recorded this magnitude 4.3 earthquake 47 km NW of Neiafu, Tonga at 05:40 UTC on June 28, 2026. The event was offshore. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-26 2026-06-26 20:06:00 UTC | 4.5mb | Fiji region -20.956°, -179.031° | 595.1 km | - | - | - | ✓ Reviewed | USGS → |
On June 26, 2026 at 20:06 UTC, a magnitude 4.5 earthquake struck in the Fiji region. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-26 2026-06-26 13:45:31 UTC | 4.3mb | 97 km NNW of Houma, Tonga -20.338°, -175.597° | 184.2 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.3 event was detected 97 km NNW of Houma, Tonga on June 26, 2026, with origin time 13:45 UTC. See the M4.3 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-22 2026-06-22 20:41:17 UTC | 4.8mb | 276 km SSW of ‘Ohonua, Tonga -23.715°, -175.775° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.8 seismic event took place 276 km SSW of ‘Ohonua, Tonga on June 22, 2026 at 20:41 UTC. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-22 2026-06-22 20:14:06 UTC | 4.8mb | 290 km SSW of ‘Ohonua, Tonga -23.683°, -176.221° | 57.6 km | - | - | - | ✓ Reviewed | USGS → |
June 22, 2026 brought a magnitude 4.8 earthquake 290 km SSW of ‘Ohonua, Tonga, logged at 20:14 UTC. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-22 2026-06-22 14:51:08 UTC | 4.8mb | Fiji region -21.091°, -178.601° | 543.9 km | - | - | - | ✓ Reviewed | USGS → |
On June 22, 2026 at 14:51 UTC, a magnitude 4.8 earthquake struck in the Fiji region. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-22 2026-06-22 12:39:18 UTC | 4.9mb | 255 km SSW of ‘Ohonua, Tonga -23.476°, -175.896° | 35.0 km | - | - | - | ✓ Reviewed | USGS → |
This magnitude 4.9 event was detected 255 km SSW of ‘Ohonua, Tonga on June 22, 2026, with origin time 12:39 UTC. See the M4.9 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-21 2026-06-21 17:29:43 UTC | 4.8mb | 88 km ENE of Fangale’ounga, Tonga -19.507°, -173.520° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
A magnitude 4.8 earthquake was recorded 88 km ENE of Fangale’ounga, Tonga on June 21, 2026 at 17:29 UTC. See the M4.8 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-19 2026-06-19 20:05:39 UTC | 4.1mb | Fiji region -20.973°, -178.236° | 480.2 km | - | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 4.1 earthquake in the Fiji region with origin time 20:05 UTC on June 19, 2026. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.1 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-06-19 2026-06-19 15:28:55 UTC | 4.7mb | Fiji region -21.344°, -178.309° | 466.8 km | - | - | - | ✓ Reviewed | USGS → |
On June 19, 2026, Tonga registered a magnitude 4.7 earthquake in the Fiji region at 15:28 UTC. This deep-focus earthquake originated far below the brittle crust, deep inside the mantle. See the M4.7 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.
Earthquake Statistics
Last 24 Hours2
Last 30 Days33
2026 (M2.5+)264
Largest (30 Days)
M5.5
Fiji region
1 day ago
Largest in 2026
M7.5
158 km W of Neiafu, Tonga
2026-03-24
Data from USGS Earthquake Hazards Program. Updated every 5 minutes.
About Tonga
Tonga sits above one of the fastest subduction zones on Earth where the Pacific Plate dives beneath the Australian Plate at nearly 24 cm per year.
Tonga Earthquakes 2026
In 2026, Tonga has recorded 264 earthquakes of magnitude 2.5 or greater so far. The largest earthquake in Tonga in 2026 was a magnitude 7.5 event near Neiafu, Tonga.
Frequently Asked Questions
How many earthquakes occur in Tonga?
In the past 30 days, 33 earthquakes have been recorded in the Tonga region.
What was the biggest recent earthquake in Tonga?
The largest recent earthquake in the Tonga area was a magnitude 5.5 event that occurred Fiji region.
Nearby Countries
Samoa
Samoa lies near the northern end of the Tonga Trench subduction zone. The 2009 e...
Peru
Peru lies along the Pacific Ring of Fire where the Nazca Plate subducts beneath ...
Ecuador
Ecuador's location along the Nazca-South American plate boundary results in freq...
Bolivia
Bolivia experiences deep earthquakes from the subducting Nazca Plate. The 1994 d...