2011 Tōhoku earthquake and tsunami
E86077
The 2011 Tōhoku earthquake and tsunami was a devastating magnitude 9.0 undersea megathrust earthquake off Japan’s northeastern coast that triggered massive tsunamis, widespread destruction, and the Fukushima Daiichi nuclear disaster.
Aliases (3)
Statements (71)
| Predicate | Object |
|---|---|
| instanceOf |
earthquake in Japan
→
megathrust earthquake → natural disaster → tsunami → undersea earthquake → |
| affectedRegion |
Aomori Prefecture
→
Chiba Prefecture → Fukushima Prefecture → Honshu → Ibaraki Prefecture → Iwate Prefecture → Miyagi Prefecture → Tōhoku → |
| alsoKnownAs |
2011 Japan earthquake and tsunami
→
Great East Japan Earthquake → |
| casualtiesDeaths |
over 19000 people dead or missing
→
|
| casualtiesInjured |
thousands injured
→
|
| category |
21st-century earthquake
→
disaster in 2011 → earthquake-induced tsunami → tsunami in Japan → |
| country |
Japan
→
|
| date |
2011-03-11
→
|
| displacedPeople |
hundreds of thousands displaced
→
|
| economicDamage |
hundreds of billions of US dollars
→
one of the costliest natural disasters in history → |
| epicenterLocation |
off the northeastern coast of Honshu, Japan
→
|
| epicenterOcean |
Pacific Ocean
→
|
| epicenterRegion |
Tōhoku region
→
|
| faultType |
megathrust
→
|
| globalEffect |
caused changes in tsunami warning systems
→
prompted worldwide review of nuclear safety → shortened the length of Earth’s day slightly → slightly shifted Earth’s axis of rotation → |
| governingBodyResponse |
Government of Japan emergency response
→
|
| infrastructureImpact |
collapse of buildings
→
power outages → severe damage to roads and railways → water supply disruption → |
| internationalResponse |
international humanitarian aid
→
|
| localTime |
14:46 JST
→
|
| locationContinent |
Asia
→
|
| locationCountry |
Japan
→
|
| magnitude |
9.0
→
|
| maximumIntensity |
IX (Violent) on the JMA seismic intensity scale
→
IX (Violent) on the Mercalli intensity scale → |
| momentMagnitudeScale |
Mw 9.0
→
|
| notableAftershock |
Mw 7.1 aftershock on 2011-04-07
→
Mw 7.9 aftershock on 2011-03-11 → |
| oceanCrossingTsunami |
tsunami observed across the Pacific Ocean
→
|
| overridingPlate |
Okhotsk Plate
→
|
| plateBoundary |
subduction zone
→
|
| relatedDisaster |
Fukushima Daiichi nuclear disaster
→
Fukushima nuclear meltdown → |
| seismicAftershocks |
thousands of aftershocks over subsequent months
→
|
| subductingPlate |
Pacific Plate
→
|
| triggeredEvent |
Fukushima Daiichi nuclear disaster
→
Fukushima Daini nuclear plant emergency → Onagawa Nuclear Power Plant emergency → tsunami → |
| tsunamiArrivalTime |
within minutes on the Tōhoku coast
→
|
| tsunamiImpact |
damage to ports and fishing industry
→
destruction of coastal towns → widespread coastal flooding → |
| tsunamiImpactAbroad |
damage along the west coast of the United States
→
damage in Chile → damage in Hawaii → |
| tsunamiMaximumHeight |
about 40.5 metres
→
|
| tsunamiRunUpHeight |
over 30 metres in some locations
→
|
| tsunamiWarning |
Japan Meteorological Agency issued major tsunami warnings
→
|
| year |
2011
→
|
Referenced by (6)
| Subject (surface form when different) | Predicate |
|---|---|
|
2011 Tōhoku earthquake and tsunami
("Great East Japan Earthquake")
→
2011 Tōhoku earthquake and tsunami ("2011 Japan earthquake and tsunami") → |
alsoKnownAs |
|
Crescent City, California
→
|
experiencedMajorTsunami |
|
Heisei
→
|
notableEventDuringEra |
|
Fukushima Daiichi nuclear disaster
→
|
relatedTo |
|
Fukushima Daiichi nuclear disaster
("2011 Tōhoku earthquake")
→
|
triggeredBy |