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Green Earthquake alert in Mexico on 02 Apr 2012 17:36 UTC
GDACS Event Report - Earthquake impact


Population map close up
Population map close up. (Source: JRC)
Interactive map: Open

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

Updated: this report is based on episode 1.

  • Earthquake Magnitude 6.3M, Depth:12.3km
  • on 02 Apr 2012 17:36 UTC
  • 810000 people within 100km
  • inserted at 02 Apr 2012 17:55:25

Earthquake event

  • Magnitude: 6.3 M
  • Depth: 12.3 km (shallow)
  • Area affected by light damage (estimated radius): 54 km (MMI VI)
  • Source: NEIC usc0008ui2
  • Location (latitude/longitude): 16.4769, -98.2867
  • Time (UTC): 02 Apr 2012 17:36:43
  • Time (ECT): 02 Apr 2012 19:36:43

Earthquake impact details

The earthquake happened in Mexico , State of Oaxaca (population 3,329,574) .


Population near epicenter
Radius Population
100 km 840000 people
75 km 530000 people
50 km 320000 people
20 km 51000 people
10 km 9000 people
5 km 3400 people
2 km 1000 people

Affected provinces

Country Region Province Population
Mexico Oaxaca 3.3 million people
Mexico Guerrero 2.8 million people

Affected Populated Places

See complete report

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
Ta lo de Soto 149 12 km
Pinotepa Nacional PNO unknown 27 km

Event time line

For accessing reports of previous advisories, please click on the advisory number in the table below.

event calculation detail

Event calculation detail

IDAlert Color Date (UTC)Mag. and depthMax Intensity (mmi*)Pop. within 100 kmTsunami risk (max height)Delay (hh:mm) Source
115855 02 Apr 2012 17:36 6.3M, 12.3km N/A 810 thousand 00:18 NEIC NEIC
115857 02 Apr 2012 17:36 6M, 9.1km N/A 790 thousand 04:58 NEIC NEIC

(*) Modified Mercalli Intensity Scale

More information

Data resources

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

About the data


While we try everything to ensure accuracy, this information is purely indicative and should not be used for any decision making without alternate sources of information. The JRC is not responsible for any damage or loss resulting from the use of the information presented on this website.