4.3

Earthquake Details: 179 km NNW of Hihifo, Tonga

Sep 20, 2026, 05:02:26

Depth
10 km
Felt reports
No data
Source: USGSUpdated: Oct 15, 2026, 07:26 AM UTC

A magnitude 4.3 earthquake occurred on Sep 20, 2026 at 05:02:26. Epicenter: 179 km NNW of Hihifo, Tonga. Reported depth: 10 km.

Status: Reviewed
Tsunami information

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Time & depth

Local time
Sep 19, 2026, 17:02:26 GMT-12
UTC
Sep 20, 2026, 05:02:26 UTC
10 km · Shallow-focus

Less than 70 km deep. Shaking is often stronger near the epicentre.

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Nearby major cities

Agency measurements

Agencies may use different observations and magnitude scales, and initial estimates can change.

  • USGSmb 4.3

    us6000txkt

    Depth:
    10 km
    Status:
    Reviewed
    Time:
    Updated:
    Oct 15, 2026, 07:26 AM UTC

Technical Details

Depth10 km
Significance284
Latitude-14.4144
Longitude-174.3091
Event IDus6000txkt
Magnitude4.3
Updated:Oct 15, 2026, 07:26:06 UTC

Regional Seismicity

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SamoaTuamasagaApia (Nearest City)

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