5.4

Earthquake Details: 193 km WSW of Merizo Village, Guam

Oct 27, 2026, 23:14:17

Depth
101 km
Felt reports
1
Source: USGSUpdated: Oct 29, 2026, 02:27 AM UTC

A magnitude 5.4 earthquake occurred on Oct 27, 2026 at 23:14:17. Epicenter: 193 km WSW of Merizo Village, Guam. Reported depth: 101 km.

Tsunami information

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Time & depth

Local time
Oct 28, 2026, 09:14:17 GMT+10
UTC
Oct 27, 2026, 23:14:17 UTC
101 km · Intermediate-focus

Between 70 and 300 km deep.

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Nearby major cities

Dededo Village
221 km NE
Saipan
411 km NE
Nearby earthquakes · 1
M4.836 km SSW of Merizo Village, GuamAfter

Agency measurements

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

  • GFZ / GEOFONmb 5.63

    geofon:gfz2026vcbk

    Depth:
    10 km
    Status:
    Automatic
    Time:
    Updated:
    Oct 27, 2026, 11:32 PM UTC
  • USGSM 5.4

    us7000ttke

    Depth:
    101 km
    Time:
    Updated:
    Oct 29, 2026, 02:27 AM UTC

Technical Details

Depth101 km
Significance449
Latitude12.6676
Longitude142.9938
Event IDus7000ttke
Magnitude5.4
Updated:Oct 29, 2026, 02:27:34 UTC

Regional Seismicity

View recent seismic activity near this event:

GuamDededoDededo Village (Nearest City)

External Resources

YouTube · Earthquake LiveView on USGS Official SiteView on GFZ / GEOFON Official Site

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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: Oct 29, 2026, 02:27 UTC.

Data sources: