Feb 26, 2017

Green earthquake alert (5.1M,depth:45.68km) in Japan at 2/26/2017 3:03:33 PM

Green Earthquake in Japan


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 5.1M, Depth:45.68km
  • 26 Feb 2017 15:03:33 UTC
  • 1141162 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


  • Magnitude: 5.1 M
  • Depth: 45.68 km (deep)
  • Source: NEIC NEIC
  • Location (latitude/longitude): 37.1232, 141.2382
  • Time (UTC): 26 Feb 2017 15:03:33
  • Time (ECT): 26 Feb 2017 16:03:33

Earthquake Impact Details

The earthquake happened off shore, near Japan, Region of Tohoku (population 9,984,608). The distance to the nearest coast is 21km. The nearest places are Yotsukura (22km), Shimo-Kitabo (23km), Kami-Asamigawa (23km), Arayashik (24km), Omori (25km), and 172 more.

The following vulnerable infrastructure is nearby and may be affected.

For logistics, the following access points are nearby. The nearest airports are Fukushima (runway 8200ft, 72km). The nearest ports are Onahama (35km), Soma (82km), and Hitachi (88km).

The maximum altitude nearby is NaNm.

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

Radius Population Density (people/km2)
75 km 510000 people 28
50 km 290000 people 37
20 km no people 0
10 km no people 0



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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