Earthquake Details: 285 km WNW of Houma, Tonga

8/15/2026, 4:31:18 AM

A magnitude 4.2 earthquake occurred near 285 km WNW of Houma, Tonga on 8/15/2026 at 4:31:18 AM. The seismic event was recorded at a depth of 544.69 km. No tsunami warning was issued.

No Tsunami WarningStatus: reviewedType: earthquake

Regional Seismicity

View recent seismic activity near this event:

Samoa Tuamasaga Apia (Nearest City)

Technical Details

Depth544.69 km

Significance0

Latitude-20.4191

Longitude-177.9262

Event IDus6000tkwe

Magnitude4.2

Updated:8/15/2026, 5:03:04 AM

External Resources

View on USGS Official Site

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Time & depth

Local time: 8/15/2026, 5:31:18 PM GMT+13
UTC: 8/15/2026, 4:31:18 AM UTC

544.69 km · Deep-focus

More than 300 km deep. Deep earthquakes can be felt across a wide area.

Nearby major cities

Apia

982 km NE

Nearby event sequence · 3

M5.1226 km E of Levuka, FijiBefore8/12/2026, 10:13:33 PM M4.8Fiji regionBefore8/13/2026, 6:03:27 PM M4.4Fiji regionAfter8/15/2026, 3:21:32 PM

Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Aug 15, 2026, 05:03 AM UTC. Data sources: USGS / EMSC / JMA / Geoscience Australia / GeoNet.