M 5.5 in Philippines on 24 Jan 2019 08:34 UTC
EQ parameters

Event summary

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

Earthquake Magnitude: 5.5M
Depth: 22.98 Km
Lat/Lon: 19.2442 , 121.1488
Event Date: 24 Jan 2019 08:34 UTC
24 Jan 2019 16:34 Local
Exposed Population: About 41000 people in MMI>=IV
190000 people within 100km
Source: NEIC us2000j85q
Inserted at: 24 Jan 2019 08:52 UTC
INFORM Coping capacity of the alert score: 4.2 (Philippines)


For more info on GDACS alert score click here.
GDACS score
NEIC 0.3 0.3
us2000j85q Scaled population (vector) 0  
  C1 shakemap 0.43  
  C2 shakemap 0.27  
  Country Vulnerability 0  
  INFORM_normalised 0.89  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1246018 0.3 24 Jan 2019 08:34 5.5M, 22.98km 4.61 200 thousand 00:18 NEIC
The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.
The episode that has the last updated information.
* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

The earthquake happened in Philippines , Region of Cagayan Valley (population 2,341,000) . The nearest places are Visita, Banoa, Kaniwalan, Nagsidel, Banua, Dadao, Rarasi, Poso, Sorongan, and Namuac.

Radius Population
100 km 190000 people
75 km 48000 people
50 km 7700 people
20 km <1000 people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Cagayan Valley Philippines 2.3 million people
Ilocos Philippines 3.5 million people
Cordillera Administrative Region Philippines 1.1 million people
Taiwan China 22.4 million people
Southern Tagalog Philippines 8.2 million people
Central Luzon Philippines 6.1 million people
National Capital Region Philippines 7.9 million people

Affected populated places

Name Region Province Country City class Population Distance
Visita Cagayan Valley Philippines Village - 22 km
Banoa Cagayan Valley Philippines Village - 24 km
Kaniwalan Philippines Village - 28 km
Nagsidel Philippines Village - 32 km
Banua Cagayan Valley Philippines Village - 33 km
Dadao Cagayan Valley Philippines Village - 34 km
Rarasi Cagayan Valley Philippines Village - 37 km
Poso Philippines Village - 43 km
Sorongan Cagayan Valley Philippines Village - 50 km
Namuac Cagayan Valley Philippines Village 3000 people 70 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.


Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Taggat 5 0 72 km


Name LOCODE Country Distance
Calayan Philippines 34 km
Claveria Philippines 70 km
Abulog Philippines 94 km

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.