viernes, 12 de octubre de 2018

Green alert: earthquake M 4.9 in Japan on 10/12/2018 12:14:25 AM

M 4.9 in Japan on 12 Oct 2018 00:14 UTC


GDACS Alert based on "Earthquake Parameter" alerting model

Population Density near epicenter (people/km2). Image area: 6x4 decimal degrees (approx. 650x450km2).


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

  • Earthquake Magnitude: M4.9
  • Depth: 9.71 Km
  • Event Date UTC: 12 Oct 2018 00:14
  • Exposed Population: 3210000 people within 100km

Whether international humanitarian aid is needed must be decided by an expert.

See the GDACS website for live news coverage (including OCHA Situation Reports), the full earthquake report

For information on emergency response, please consult the GDACS Virtual OSOCC.


Earthquake Event

Impact Details

The earthquake happened inJapan, Region of Hokkaido (population 5,808,054). The nearest places are Hama-atsuma (3km), Mukawa (8km), Azuma (12km), Hayakita (17km), Kawamukai (18km), and 55 more.

The following vulnerable infrastructure is nearby and may be affected.

For logistics, the following access points are nearby. The nearest airports are Sapporo-New Chitose (runway 9800ft, 21km), Sappora / Chitose (runway 9800ft, 24km), Sapporo (runway 4500ft, 67km), and Sado Shima (80km). The nearest ports are Tomakomai (18km), Muroran (78km), Wakkanai (90km), and Otaru (94km).

The population near the earthquake is shown in the table below.

Radius Population Density (people/km2)
75 km 2.7 million people 156
50 km 470000 people 60
20 km 96000 people 76
10 km 8700 people 27



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. Please refer to the GDACS website for subscribing or unsubscribing from the earthquake alert email or SMS service.

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