M 4.8 in Guam on 22 Jan 2021 13:51 UTC

Event summary

This earthquake can have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

GDACS ID EQ 1252725
Earthquake Magnitude: 4.8M
Depth: 41.7 Km
Lat/Lon: 12.7981 , 144.3558
Event Date: 22 Jan 2021 13:51 UTC
22 Jan 2021 23:51 Local
Exposed Population:
140000 people within 100km
Inserted at: 22 Jan 2021 14:11 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us7000d2da Scaled population (vector) 4.28  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 1  
Maximum expected impact using different data sources.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
Detailed event map. European Union, 2024. Map produced by EC-JRC.
The boundaries and the names shown on this map do not imply official endorsement or acceptance by the European Union.

Updates on volcanic activity (Smithsonian)

Latest media headlines

Articles: 4 | About casualties: 0 | Last hour: 0

4.6 earthquake recorded northwest of AsanTue, 26 Jan 2021 04:33:00 +0100.

The U.S. Geological Survey (USGS) recorded an earthquake with a preliminary magnitude of 4.6 that struck about 57 miles north northwest of Asan- Maina, Guam, with a depth of 194.8 km, at 9:46 a.m. (ChST). There were no reports made to Guam
...(more)
4.6 earthquake recorded Tuesday morningTue, 26 Jan 2021 03:26:00 +0100.

A magnitude 4.6 earthquake was recorded in the Marianas Tuesday morning, according to the U.S. Geological Survey. The quake, with a depth of 121 miles, struck 57 miles north-northwest of Asan-Maina at 9:46 a.m. There were no reports made to
...(more)
Light magnitude 4.8 quake hits 96 km southwest of Dededo Village, Guam ... Fri, 22 Jan 2021 15:35:00 +0100.

4.8 quake 22 Jan 11:51 pm (GMT +10) A magnitude 4.8 earthquake near Dededo Village, Dededo, Guam, was reported only 24 minutes ago by the United States Geological Survey (USGS), considered one of the key international agencies that monitor
...(more)
Mag. 4.8 earthquake - North Pacific Ocean, 96 km southwest of Dededo V ... Fri, 22 Jan 2021 15:35:00 +0100.

Detailed earthquake information - overview map, magnitude, time, depth, source, shake map, list of reports. File an "I felt it" report if you felt the quake! Features interactive map, read user reports and get links to further info.

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Estimated casualties (PAGER)

USGS estimates the number of casualties for each earthquake for the Prompt Assessment of Global Earthquakes for Response (PAGER) product.
The graph shows the current fatalities estimate.

Exposed population

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (41), (3), NEIC (4), OCHA (1), INGV (1), INFORM (2), USGS (2),