M 5.5 in Japan on 24 Apr 2018 08:53 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: 5.5M
Depth: 79.92 Km
Lat/Lon: 43.3579 , 145.7435
Event Date: 24 Apr 2018 08:53 UTC
24 Apr 2018 17:53 Local
Exposed Population: 110000 people within 100km
Source: NEIC us1000dr71
Inserted at: 24 Apr 2018 09:36 UTC
INFORM Coping capacity of the alert score: 4.6 (Russia)
INFORM Coping capacity of the affected contries: Russia= 4.6; Japan= 1.5

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us1000dr71 Scaled population (vector) -8  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 0.94  
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
1207897 0 24 Apr 2018 08:53 5.5M, 79.92km 4.21 N/A (in MMI>=VII) 00:42 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 Hokkaido (population 85,304) . The alertlevel for this event is GREEN

Intensity Population
no people
<1000 people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1207897 43.358/145.744 5.5 79.92 4.21 24 Apr 2018 09:37 00:44 (new episode)
2 0 1207897 43.358/145.744 5.5 79.92 4.21 24 Apr 2018 10:54 02:01 (upd of #1)

Affected Provinces

Intensity Region Province Country Population
Hokkaido Japan 85000 people
Sakhalinskaya oblast' Russian Federation 1800 people
Hokkaido Japan 820000 people
Sakhalinskaya oblast' Russian Federation 7000 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Hikiushi Hokkaido Japan Village - 2 km
Nassafu Hokkaido Japan Village - 6 km
Tomoshiri Hokkaido Japan Village - 10 km
Nemuro Hokkaido Japan City 31000 people 13 km
Nishi-wada Hokkaido Japan Village - 20 km
Svetloye Hokkaido Japan Village - 31 km
Fushiko-tobuto Hokkaido Japan Village - 32 km
Aitomari Sakhalinskaya Russia Village - 32 km
Nishimae Sakhalinskaya Russia Village - 33 km
Kitaura Sakhalinskaya Russia Village - 35 km
Bekkai Hokkaido Japan Village - 38 km
Tokotan Hokkaido Japan Village - 42 km
Kafenotsu Sakhalinskaya Russia Village - 42 km
Atsutoko Hokkaido Japan Village - 43 km
Golovnino Sakhalinskaya Russia Village - 46 km
Moraito Hokkaido Japan Village - 49 km
Odaito Hokkaido Japan Village - 49 km
Nishibetsu Hokkaido Japan Village - 51 km
Yamagata-dantai Hokkaido Japan Village - 54 km
Ruchi Sakhalinskaya Russia Village - 56 km
Hamanaka Hokkaido Japan Village - 58 km
Kumaushi Hokkaido Japan Village - 58 km
Kiritappu Hokkaido Japan Village - 60 km
Shibetsu Hokkaido Japan Village 22000 people 60 km
Kami-nishibetsu Hokkaido Japan Village - 63 km
Naka-shibetsu Hokkaido Japan City - 66 km
Mo-chirippu Hokkaido Japan Village - 67 km
Kawakita Hokkaido Japan Village - 67 km
Churuigenya Hokkaido Japan Village - 72 km
Kaiyo Hokkaido Japan Village - 72 km
Itoizawa Hokkaido Japan Village - 72 km
Kumbetsu Hokkaido Japan Village - 74 km
Keinebetsu Hokkaido Japan Village - 77 km
Oshiusu Sakhalinskaya Russia Village - 61 km
Alëkhino Sakhalinskaya Russia Village - 65 km
Yuzhno-Kurilsk Sakhalinskaya Russia Village 5400 people 75 km
Rukushibetsu Hokkaido Japan Village - 78 km
Shinryu Hokkaido Japan Village - 80 km
Akkeshi Hokkaido Japan Village - 82 km
Kombuusu Sakhalinskaya Russia Village - 84 km
Monshizu Hokkaido Japan Village - 85 km
Rausu Hokkaido Japan City - 86 km
Grigor'yevo Sakhalinskaya Russia Village - 88 km
Sasirui Hokkaido Japan Village - 89 km
Shibecha Hokkaido Japan Village - 93 km
Oboro Hokkaido Japan Village - 93 km
Nazarovo Sakhalinskaya Russia Village - 93 km
Anama Sakhalinskaya Russia Village - 94 km
Tokkarimui Hokkaido Japan Village - 96 km
Isobunnai Hokkaido Japan Village - 97 km
Kunashiri Sakhalinskaya Russia Village - 97 km
Gojikkoku Hokkaido Japan Village - 98 km
Kobukarikotan Hokkaido Japan Village - 98 km
Chipputomari Hokkaido Japan Village - 98 km
Utoro Hokkaido Japan Village - 99 km
Atoega Hokkaido Japan Village - 99 km
Kami-oboro Hokkaido Japan Village - 99 km
Koshikawa Hokkaido Japan Village - 101 km
Homba Hokkaido Japan Village - 102 km
Shikotan Sakhalinskaya Russia Village - 105 km
Takkomu Hokkaido Japan Village - 105 km
Teshikaga Hokkaido Japan Village - 105 km
Higashigosen Hokkaido Japan Village - 106 km
Kambaraiso Sakhalinskaya Russia Village - 106 km
Shari Hokkaido Japan Village - 106 km
Tyatino Sakhalinskaya Russia Village - 107 km
Kami-shari Hokkaido Japan Village - 107 km
Naka-osobetsu Hokkaido Japan Village - 107 km
Awa Hokkaido Japan Village - 107 km
Kami-sattsuru Hokkaido Japan Village - 108 km
Futakobe Hokkaido Japan Village - 108 km
Kombumori Hokkaido Japan Village - 109 km
Sattsuru Hokkaido Japan Village - 109 km
Karikan Hokkaido Japan Village - 110 km
Rudnaya Sakhalinskaya Russia Village - 110 km
Mysovoye Sakhalinskaya Russia Village - 111 km
Muen Hokkaido Japan Village - 112 km
Koshimizu Hokkaido Japan Village - 117 km
Shimo-setchiri Hokkaido Japan Village - 117 km
Kushiro Hokkaido Japan City 23000 people 119 km
Gordeyevka Sakhalinskaya Russia Village - 119 km
Kami-horono Hokkaido Japan Village - 122 km
Kami-mokoto Hokkaido Japan Village - 124 km
Onnebira Hokkaido Japan Village - 125 km
Ptichye Sakhalinskaya Russia Village - 126 km
Kruglovo Sakhalinskaya Russia Village - 127 km
Higashi-mokoto Hokkaido Japan Village - 129 km
Akankohan Hokkaido Japan Village - 134 km
Shitakara Hokkaido Japan Village - 135 km
Shoro Hokkaido Japan Village - 138 km
Abashiri Hokkaido Japan City 42000 people 140 km
Memambetsu Hokkaido Japan City - 141 km
Bihiro Hokkaido Japan City - 142 km
Shiranuka Hokkaido Japan City - 143 km
Tsubetsu Hokkaido Japan City - 144 km
Kikin Hokkaido Japan Village - 145 km
Tantaka Hokkaido Japan Village - 148 km
Ubaranai Hokkaido Japan Village - 149 km
Futamata Hokkaido Japan Village - 152 km
Futamata Hokkaido Japan Village - 154 km
Ikku Hokkaido Japan Village - 156 km
Ombetsu Hokkaido Japan Village - 157 km
Kitami Hokkaido Japan City 110000 people 157 km
Miyagi Hokkaido Japan Village - 158 km
Futamata Hokkaido Japan Village - 158 km
Tokoro Hokkaido Japan Village - 159 km
Kami-kawazoe Hokkaido Japan Village - 159 km
Rikumbetsu Hokkaido Japan Village - 162 km
Sango Hokkaido Japan Village - 163 km
Riyaushi Sakhalinskaya Russia Village - 163 km
Hinode Hokkaido Japan Village - 163 km
Shakubetsu Hokkaido Japan Village - 164 km
Oku-muri Hokkaido Japan Village - 165 km
Kawaguchi Hokkaido Japan Village - 165 km
Kawakami Hokkaido Japan Village - 166 km
Kunneppu Hokkaido Japan Village - 167 km
Ainonai Hokkaido Japan Village - 168 km
Naka-ashiyoro Hokkaido Japan Village - 171 km
Naka-tomamu Hokkaido Japan Village - 172 km
Rokko Sakhalinskaya Russia Village - 174 km
Naka-saroma Hokkaido Japan Village - 175 km
Pombetsu Hokkaido Japan Village - 175 km
Rushin Hokkaido Japan Village - 176 km
Katsupei Hokkaido Japan Village - 176 km
Sakaino Hokkaido Japan Village - 177 km
Naka-tokomuro Hokkaido Japan Village - 177 km
Rubeshibe Hokkaido Japan City - 178 km
Kami-aikappu Hokkaido Japan Village - 178 km
Ashorobuto Hokkaido Japan City - 179 km
Oketo Hokkaido Japan Village - 179 km
Mammae Sakhalinskaya Russia Village - 179 km
Sango Hokkaido Japan Village - 179 km
Urahoro Hokkaido Japan Village - 181 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) Distance
Nakashibetsu SHB 65 Civ. Paved Yes 6500 68 km
Kushiro KUH 95 Civ. Paved Yes 7500 131 km
Memanbetsu MMB 33 Civ. Paved Yes 8200 140 km
Monbetsu MBE 6 Civ. Paved Yes 6500 216 km
Tokachi 84 Civ. Paved Yes 4900 216 km
Obihiro OBO 149 Civ. Paved Yes 8200 217 km
Burvestnik 24 0 230 km

Ports

Intensity Name LOCODE Country Distance
Nemuro JPNEM Japan 14 km
Hanasaki Japan 15 km
Golovino Russia 37 km
Yuzhno Kurilsk Russia 74 km
Akkeshi JPAKE Japan 80 km
Shakotan Russia 104 km
Kushiro JPKUH Japan 120 km
Wakkanai Japan 138 km
Abashiri JPABA Japan 150 km
Otsu JPOTU Japan 186 km

Dams

Intensity Reservoir Dam Name River Year Distance
Tomisatoko Tomisato Nikorogawa 1987 170 km
Ashoroko Kakkomi Biribetsugawa 1955 184 km
Oketoko Kanoko Tokorogawa 1983 193 km
Iwamatsuko Iwamatsu Tokachigawa 1943 228 km

More information

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