M 4.6 in Philippines on 30 Sep 2020 21:13 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: 4.6M
Depth: 10 Km
Lat/Lon: 9.3339 , 126.8747
Event Date: 30 Sep 2020 21:13 UTC
01 Oct 2020 05:13 Local
Exposed Population:
240000 people within 100km
Source: NEIC us6000c3dm
Inserted at: 30 Sep 2020 21:31 UTC
INFORM Coping capacity of the alert score: 4.2 (Philippines)


For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us6000c3dm Scaled population (vector) 4.4  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability -0.18  
  INFORM_normalised 0.89  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1335468 0 30 Sep 2020 21:13 4.6M, 10km N/A 250 thousand (in 100km) 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 Southern Mindanao (population 4,457,000) .

Radius Population
100 km 240000 people
75 km <1000 people
50 km no people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Southern Mindanao Philippines 4.4 million people
Northern Mindanao Philippines 3.5 million people
Eastern Visayas Philippines 3 million people
Central Visayas Philippines 4.5 million people
Central Mindanao Philippines 3.1 million people
Western Mindanao Philippines 3.1 million people
Western Visayas Philippines 5.3 million people
Bicol Philippines 3.9 million people

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
Tandag TDG 5 Civ. Paved No 4400 83 km


Name LOCODE Country Distance
Aras Asan Philippines 79 km
Tandag Philippines 79 km

More information

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