M 6 in Japan on 25 Feb 2023 13:27 UTC

Hazard models

Rapid Impact
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: 6.0M
Depth: 50.181 Km
Lat/Lon: 42.7801 , 145.0736
Event Date: 25 Feb 2023 13:27 UTC
25 Feb 2023 22:27 Local
Exposed Population: 2 thousand in MMI V
Source: NEIC us6000jrjl
Inserted at: 25 Feb 2023 14:16 UTC
INFORM Coping capacity of the alert score: 1.5 (Japan)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us6000jrjl Scaled population (vector) 0  
  C1 shakemap 0  
  C2 shakemap 0  
  Country Vulnerability 0  
  INFORM_normalised 0  
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
1492097 0 25 Feb 2023 13:27 6.1M, 42.866km 4.76 N/A (in MMI>=VII) 00:18 NEIC
1492114 0 25 Feb 2023 13:27 6M, 50.181km 4.63 N/A (in MMI>=VII) 00:48 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 5,808,054) . The alertlevel for this event is GREEN

Intensity Population
<1000 people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1492097 145.135/42.751 6.1 42.9 4.756 25 Feb 2023 13:51 00:23 (new episode)
2 0 1492114 145.074/42.78 6 50.2 4.629 25 Feb 2023 14:22 00:54 (new episode)
3 0 1492114 145.074/42.78 6 50.2 4.629 25 Feb 2023 15:36 02:08 (upd of #2)
4 0 1492114 145.074/42.78 6 50.2 4.629 26 Feb 2023 13:40 1d 00:12 (upd of #3)

Affected Provinces

Intensity Region Province Country Population
Hokkaido Japan <1000 people
Hokkaido Japan 490000 people
Sakhalinskaya oblast' Russian Federation <1000 people
Hokkaido Japan 1000 people
Sakhalinskaya oblast' Russian Federation no people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Mo-chirippu Hokkaido Japan Village - 28 km
Kiritappu Hokkaido Japan Village - 33 km
Akkeshi Hokkaido Japan Village - 33 km
Shinryu Hokkaido Japan Village - 35 km
Atoega Hokkaido Japan Village - 37 km
Itoizawa Hokkaido Japan Village - 38 km
Monshizu Hokkaido Japan Village - 38 km
Oboro Hokkaido Japan Village - 40 km
Hamanaka Hokkaido Japan Village - 41 km
Moraito Hokkaido Japan Village - 44 km
Kami-oboro Hokkaido Japan Village - 47 km
Kumaushi Hokkaido Japan Village - 48 km
Kombumori Hokkaido Japan Village - 48 km
Futakobe Hokkaido Japan Village - 50 km
Atsutoko Hokkaido Japan Village - 51 km
Higashigosen Hokkaido Japan Village - 52 km
Yamagata-dantai Hokkaido Japan Village - 54 km
Svetloye Hokkaido Japan Village - 56 km
Takkomu Hokkaido Japan Village - 58 km
Karikan Hokkaido Japan Village - 58 km
Kushiro Hokkaido Japan City 23000 people 60 km
Fushiko-tobuto Hokkaido Japan Village - 63 km
Kami-nishibetsu Hokkaido Japan Village - 65 km
Nishi-wada Hokkaido Japan Village - 66 km
Gojikkoku Hokkaido Japan Village - 66 km
Nishibetsu Hokkaido Japan Village - 68 km
Shibecha Hokkaido Japan Village - 69 km
Bekkai Hokkaido Japan Village - 69 km
Awa Hokkaido Japan Village - 72 km
Shimo-setchiri Hokkaido Japan Village - 74 km
Nemuro Hokkaido Japan City 31000 people 74 km
Onnebira Hokkaido Japan Village - 74 km
Tomoshiri Hokkaido Japan Village - 75 km
Tokotan Hokkaido Japan Village - 78 km
Isobunnai Hokkaido Japan Village - 78 km
Muen Hokkaido Japan Village - 80 km
Shoro Hokkaido Japan Village - 80 km
Keinebetsu Hokkaido Japan Village - 82 km
Hikiushi Hokkaido Japan Village - 83 km
Naka-osobetsu Hokkaido Japan Village - 83 km
Shiranuka Hokkaido Japan City - 84 km
Kami-horono Hokkaido Japan Village - 85 km
Naka-shibetsu Hokkaido Japan City - 86 km
Shitakara Hokkaido Japan Village - 86 km
Odaito Hokkaido Japan Village - 88 km
Nassafu Hokkaido Japan Village - 90 km
Kaiyo Hokkaido Japan Village - 91 km
Teshikaga Hokkaido Japan Village - 93 km
Ombetsu Hokkaido Japan Village - 94 km
Tantaka Hokkaido Japan Village - 97 km
Kawakita Hokkaido Japan Village - 97 km
Shibetsu Hokkaido Japan Village 22000 people 97 km
Futamata Hokkaido Japan Village - 100 km
Shakubetsu Hokkaido Japan Village - 102 km
Futamata Hokkaido Japan Village - 105 km
Oku-muri Hokkaido Japan Village - 107 km
Churuigenya Hokkaido Japan Village - 107 km
Akankohan Hokkaido Japan Village - 107 km
Golovnino Sakhalinskaya Russia Village - 112 km
Kumbetsu Hokkaido Japan Village - 113 km
Kami-sattsuru Hokkaido Japan Village - 114 km
Nishimae Sakhalinskaya Russia Village - 115 km
Naka-tokomuro Hokkaido Japan Village - 115 km
Aitomari Sakhalinskaya Russia Village - 116 km
Rushin Hokkaido Japan Village - 116 km
Urahoro Hokkaido Japan Village - 116 km
Otsu Hokkaido Japan Village - 117 km
Ruchi Sakhalinskaya Russia Village - 117 km
Kitaura Sakhalinskaya Russia Village - 119 km
Katsupei Hokkaido Japan Village - 120 km
Sattsuru Hokkaido Japan Village - 120 km
Rukushibetsu Hokkaido Japan Village - 121 km
Miyagi Hokkaido Japan Village - 123 km
Homba Hokkaido Japan Village - 123 km
Kami-shari Hokkaido Japan Village - 124 km
Kafenotsu Sakhalinskaya Russia Village - 124 km
Pombetsu Hokkaido Japan Village - 125 km
Kami-mokoto Hokkaido Japan Village - 126 km
Koshikawa Hokkaido Japan Village - 128 km
Kansen Hokkaido Japan Village - 128 km
Koshimizu Hokkaido Japan Village - 129 km
Naka-ashiyoro Hokkaido Japan Village - 129 km
Shari Hokkaido Japan Village - 130 km
Shimo-noyaushi Hokkaido Japan Village - 130 km
Chipputomari Hokkaido Japan Village - 132 km
Ushishubetsu Hokkaido Japan Village - 132 km
Tsubetsu Hokkaido Japan City - 133 km
Higashi-mokoto Hokkaido Japan Village - 134 km
Ashorobuto Hokkaido Japan City - 134 km
Oshiusu Sakhalinskaya Russia Village - 135 km
Ikeda Hokkaido Japan Village - 136 km
Oikamanae Hokkaido Japan Village - 137 km
Kami-aikappu Hokkaido Japan Village - 137 km
Okawa Hokkaido Japan Village - 137 km
Kami-noyaushi Hokkaido Japan Village - 137 km
Rausu Hokkaido Japan City - 138 km
Aiboshima Hokkaido Japan Village - 139 km
Kawakami Hokkaido Japan Village - 140 km
Bihiro Hokkaido Japan City - 140 km
Kami-piribetsu Hokkaido Japan Village - 142 km
Kiyokawa Hokkaido Japan Village - 209 km
Naka-tachiushi Hokkaido Japan Village - 213 km
Takinoue Hokkaido Japan City - 225 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
Kushiro KUH 95 Civ. Paved Yes 7500 78 km
Nakashibetsu SHB 65 Civ. Paved Yes 6500 89 km
Memanbetsu MMB 33 Civ. Paved Yes 8200 143 km
Obihiro OBO 149 Civ. Paved Yes 8200 152 km

Ports

Intensity Name LOCODE Country Distance
Akkeshi JPAKE Japan 33 km
Kushiro JPKUH Japan 62 km
Hanasaki Japan 69 km
Nemuro JPNEM Japan 73 km
Golovino Russia 104 km
Otsu JPOTU Japan 117 km

Dams

Intensity Reservoir Dam Name River Year Distance
Ashoroko Kakkomi Biribetsugawa 1955 140 km

More information

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