4.9

Earthquake Details: 119 km SSW of Merizo Village, Guam

Oct 16, 2026, 11:57:19

Depth
10 km
Felt reports
No data
Source: USGSUpdated: Oct 16, 2026, 12:16 PM UTC

A magnitude 4.9 earthquake occurred on Oct 16, 2026 at 11:57:19. Epicenter: 119 km SSW of Merizo Village, Guam. Reported depth: 10 km.

Tsunami information

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Time & depth

Local time
Oct 16, 2026, 21:57:19 GMT+10
UTC
Oct 16, 2026, 11:57:19 UTC
10 km · Shallow-focus

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

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Nearby major cities

Dededo Village
154 km NE
Saipan
366 km NE

Agency measurements

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

  • USGSM 4.9

    us6000u2pl

    Depth:
    10 km
    Time:
    Updated:
    Oct 16, 2026, 12:16 PM UTC

Technical Details

Depth10 km
Significance369
Latitude12.3280
Longitude144.1189
Event IDus6000u2pl
Magnitude4.9
Updated:Oct 16, 2026, 12:16:21 UTC

Regional Seismicity

View recent seismic activity near this event:

GuamDededoDededo Village (Nearest City)

External Resources

View on USGS 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 16, 2026, 12:16 UTC.

Data sources: