M 5.5 in Ryukyu Islands, Japan on 19 Jun 2022 09:55 UTC
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: 5.5M
Depth: 10 Km
Lat/Lon: 26.7209 , 126.5383
Event Date: 19 Jun 2022 09:55 UTC
19 Jun 2022 17:55 Local
Exposed Population: Less then 100 people in MMI V
10 thousand in MMI IV
Source: NEIC us7000hiil
Inserted at: 19 Jun 2022 10:15 UTC
INFORM Coping capacity of the alert score: 1.1 ()

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)
GDACS score
NEIC 0 0
us7000hiil Scaled population (vector) 0  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 1  
Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.


Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1449342 0 19 Jun 2022 09:55 5.5M, 10km 3.93 less than 100 (in MMI>=VII) 00:20 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 ,of Okinawa (population 1,242,315) . The alertlevel for this event is GREEN

Intensity Population
no people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1449342 26.721/126.538 5.5 10.0 4.01 19 Jun 2022 10:16 00:20 (new episode)
2 0 1449342 26.721/126.538 5.5 10.0 4.01 19 Jun 2022 10:28 00:33 (upd of #1)
3 0 1449342 26.721/126.538 5.5 10.0 4.01 19 Jun 2022 12:01 02:06 (upd of #2)
4 0 1449342 26.721/126.538 5.5 10.0 4.01 20 Jun 2022 10:40 1d 00:44 (upd of #3)
5 0 1449342 26.715/126.554 5.5 7.0 3.929 27 Jun 2022 06:53 7d 20:58 (upd of #4)

Affected Provinces

Intensity Region Province Country Population
Okinawa Japan 950000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Ohara Okinawa Japan Village - 44 km
Fuija Okinawa Japan Village - 50 km
Shimajiri Okinawa Japan Village - 53 km
Hama Okinawa Japan Village - 71 km
Tokashiku Okinawa Japan Village - 101 km
Chifuwa Okinawa Japan Village - 126 km
Higashieue Okinawa Japan Village - 127 km
Kadena Okinawa Japan Village - 128 km
Naha Okinawa Japan City 300000 people 129 km
Ishimine Okinawa Japan Village - 131 km
Itoman Okinawa Japan Village 56000 people 132 km
Ishikawa Okinawa Japan Village 22000 people 133 km
Atsuta Okinawa Japan Village - 136 km

see full list


Critical infrastructure

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

Airports

Intensity Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft)
Kumejima UEO 7 Civ. Paved Yes 6500
Ie Jima IEJ 75 Civ. Paved No 4900
Naha OKA 5 Civ. Paved Yes 9800
Kadena AB DNA 45 Mil. Paved Yes 12100
Futenma Mcas 75 Mil. Paved Yes 9000

Ports

Intensity Name LOCODE Country
Kume Island Japan
Naha JPNAH Japan

Dams

Intensity Reservoir Dam Name River Year
Zukeyama Kurashiki Yonabarugawa 1995
Okukubi Okukubigawa 2001
Kannako Kanna Kannafukujigawa 1993

More information

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