East and Southeast Asia · Disaster

2011 Tohoku earthquake, tsunami and Fukushima accident

11 March 2011 CE · Northeastern Japan

A magnitude 9.1 earthquake off northeastern Japan on 11 March 2011 generated a tsunami that killed about 18,000 people. Flooding knocked out cooling at the Fukushima Daiichi nuclear plant, causing meltdowns and long-term evacuation of nearby communities.

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AI-generated evidence-guided visualization related to 2011 Tohoku earthquake, tsunami and Fukushima accident, 11 March 2011 CE. — AI-generated visualization based on the cited record and period context. It is not documentary evidence or an authenticated reconstruction of a single event.

How the setting appeared

Coastal towns along the Sanriku and Fukushima shores were swept by waves; seawalls, ports and rice fields were overtopped, and the nuclear plant became a long decommissioning site.

Agent citation CIT-ESA-USGS-TOHOKU-2011CIT-ESA-IAEA-FUKUSHIMACIT-ESA-BRITANNICA-FUKUSHIMA Setting and material context · 3 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

How people lived

Survivors lived in evacuation centers and temporary housing for years; some towns near the plant were evacuated for a decade or more.

Agent citation CIT-ESA-USGS-TOHOKU-2011CIT-ESA-IAEA-FUKUSHIMACIT-ESA-BRITANNICA-FUKUSHIMA Lifeways and community · 3 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

How people worked

Fishing, farming and manufacturing along the coast were disrupted; reconstruction raised seawalls and relocated settlements to higher ground.

Agent citation CIT-ESA-USGS-TOHOKU-2011CIT-ESA-IAEA-FUKUSHIMACIT-ESA-BRITANNICA-FUKUSHIMA Work, tools and exchange · 3 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

Belief, ritual and worship

Buddhist temples and Shinto shrines served as shelters and sites of mourning; memorial rites mark each 11 March.

Agent citation CIT-ESA-USGS-TOHOKU-2011CIT-ESA-IAEA-FUKUSHIMACIT-ESA-BRITANNICA-FUKUSHIMA Belief, ritual and evidence limits · 3 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

World-atlas stage: Living world
Region: East Asia · Northeastern Japan
Languages and scripts: Japanese
Important people: No individual is centered in this record
Events and changes: Magnitude 9.1 earthquake, 14:46 local time; Tsunami along the Pacific coast; Fukushima Daiichi meltdowns; Evacuation zones and reconstruction
Evidence confidence: High: instrumentally recorded and extensively documented; casualty figures include the missing and disaster-related deaths counted differently by source.

Agent citation CIT-ESA-USGS-TOHOKU-2011CIT-ESA-IAEA-FUKUSHIMACIT-ESA-BRITANNICA-FUKUSHIMA Dates, place, language, people, events and confidence · 3 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

Historical geography

A dated anchor, not an exact border

The local map uses modern coastlines only for orientation. The marker identifies this record's geographic anchor, not the full reach of a community or polity.

Map geometry loads only when requested. Modern outlines are orientation only; historical geography and identities changed through time.

Agent citation CIT-ESA-USGS-TOHOKU-2011CIT-ESA-IAEA-FUKUSHIMACIT-ESA-BRITANNICA-FUKUSHIMA Historical-geography anchor and stated limits · 3 registered source URLs · registration is not semantic proof · audit HEM-AUDIT-20260812

Evidence register

Guides used for this record

Each registered source ID is paired with its institutional URL for independent checking. Source count is transparent, and duplicate URLs count only once.

CIT-ESA-USGS-TOHOKU-2011

M 9.1 - 2011 Great Tohoku Earthquake, Japan

https://earthquake.usgs.gov/earthquakes/eventpage/official20110311054624120_30/executive

U.S. Geological Survey

CIT-ESA-IAEA-FUKUSHIMA

Fukushima Daiichi Nuclear Accident

https://www.iaea.org/topics/response/fukushima-daiichi-nuclear-accident

International Atomic Energy Agency

CIT-ESA-BRITANNICA-FUKUSHIMA

Fukushima accident

https://www.britannica.com/event/Fukushima-accident

Encyclopaedia Britannica

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