M 4.6 in Japan on 01 Jul 2020 19:22 UTC

Hazard models

EQ parameters
Shakemap
Tsunami

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: 15.53 Km
Lat/Lon: 24.889 , 123.3462
Event Date: 01 Jul 2020 19:22 UTC
02 Jul 2020 03:22 Local
Exposed Population:
About 12000 people within 100km
Source: NEIC us7000ag3n
Inserted at: 01 Jul 2020 19:53 UTC
INFORM Coping capacity of the alert score
1.5 (Japan)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us7000ag3n Scaled population (vector) 3.38  
  C1 earthquake 0.73  
  C2 earthquake -0.22  
  Country Vulnerability -0.71  
  INFORM_normalised 0.57  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1318756 0 01 Jul 2020 19:22 4.6M, 15.53km N/A 10 thousand (in 100km) 00:31 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 Japan , Region of Okinawa (population 1,242,315) . The nearest places are Kubura, and Hoshitate.

Radius Population
100 km 12000 people
75 km 2900 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
Okinawa Japan 1.2 million people
Taiwan China 22.5 million people
Fujian China 33.3 million people
Zhejiang China 45.9 million people

Affected populated places

Name Region Province Country City class Population Distance
Kubura Okinawa Japan Village - 63 km
Hoshitate Okinawa Japan Village - 69 km

see full list

Critical infrastructure

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

Airports

Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Yonaguni OGN 21 Civ. Paved Yes 4900 60 km
Iriomote Jima 12 0 87 km

Ports

Name LOCODE Country Distance
Irionote Island Japan 75 km
Ishigaki Island Japan 96 km

Dams

Reservoir Dam Name River Year Distance
Nagura Nagura Naguragawa 1996 99 km

More information

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