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Disaster · Earthquake · Impact 1 Watch

M5.4 earthquake · 193 km WSW of Merizo Village, Guam

· 193 km WSW of Merizo Village, Guam · official USGS data

Magnitude 5.4 at 101 km depth. USGS PAGER alert level green.

Location
193 km WSW of Merizo Village, Guam
Coordinates
12.67°N 142.99°E
Reported
27 Oct 2026, 23:14 UTC
Category
Disaster · Earthquake
Impact
1 of 5 · Watch
Situation
Seismic activity
Magnitude
M5.4 · depth 101 km

Seismic activity right now

■ Steady

Series of M5.0 to M5.8 quakes continues northwest of Port-Olry, Vanuatu

On Tuesday a run of earthquakes struck northwest of Port-Olry, Vanuatu, led by a magnitude 5.8 at 11 km depth, followed by magnitude 5.2, 5.0 and 5.0 shocks. Other magnitude 5.0 to 5.4 quakes were recorded on Tuesday near Guam, in China, Panama, Indonesia, Tonga and south of the Fiji Islands. The USGS PAGER alert level was green where one was issued.

  • The magnitude 5.8 quake northwest of Port-Olry, Vanuatu, was the strongest of Tuesday, with a PAGER alert level of green.
  • Vanuatu saw repeated shocks over the period, including a magnitude 6.1 at 116 km depth on Sunday and several magnitude 5.0 to 5.4 quakes on Sunday and Monday.
  • Eastern Tibet, east-northeast of Nagqu, China, had a magnitude 5.9 on Sunday and a magnitude 5.4 on Tuesday.
  • A deep magnitude 5.5 quake at 642 km depth was recorded east of Levuka, Fiji, on Monday.
Updated 28 Oct 2026, 00:02 UTC · Written by Claude from the reports on this page and on the map. Check the linked sources for full details.

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