2007 Chūetsu offshore earthquake
E1384627
UNEXPLORED
The 2007 Chūetsu offshore earthquake was a powerful magnitude 6.6 earthquake that struck off the coast of Niigata Prefecture, Japan, causing significant damage, fatalities, and safety concerns at nearby infrastructure including a major nuclear power plant.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 2007 Chūetsu offshore earthquake canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T19604394 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 2007 Chūetsu offshore earthquake Context triple: [Kashiwazaki-Kariwa Nuclear Power Plant, notableEvent, 2007 Chūetsu offshore earthquake]
-
A.
2011 Tōhoku earthquake and tsunami
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.
-
B.
1944 Tonankai earthquake
The 1944 Tonankai earthquake was a powerful undersea megathrust earthquake off the coast of Japan that generated a destructive tsunami and caused extensive damage and loss of life in the Tōkai and Kii Peninsula regions during World War II.
-
C.
1707 Hoei earthquake
The 1707 Hoei earthquake was a massive megathrust earthquake off southwestern Japan that triggered widespread destruction and a large tsunami, and is one of the most powerful earthquakes in Japanese history.
-
D.
1854 Ansei-Nankai earthquake
The 1854 Ansei-Nankai earthquake was a powerful undersea megathrust earthquake off Japan’s Nankai Trough that caused widespread destruction and tsunamis along the southwestern coast of Honshu and Shikoku during the late Edo period.
-
E.
Great Kanto earthquake
The Great Kanto earthquake was a devastating 1923 seismic disaster that struck the Tokyo-Yokohama region of Japan, causing massive destruction and loss of life.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 2007 Chūetsu offshore earthquake Target entity description: The 2007 Chūetsu offshore earthquake was a powerful magnitude 6.6 earthquake that struck off the coast of Niigata Prefecture, Japan, causing significant damage, fatalities, and safety concerns at nearby infrastructure including a major nuclear power plant.
-
A.
2011 Tōhoku earthquake and tsunami
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.
-
B.
1944 Tonankai earthquake
The 1944 Tonankai earthquake was a powerful undersea megathrust earthquake off the coast of Japan that generated a destructive tsunami and caused extensive damage and loss of life in the Tōkai and Kii Peninsula regions during World War II.
-
C.
1707 Hoei earthquake
The 1707 Hoei earthquake was a massive megathrust earthquake off southwestern Japan that triggered widespread destruction and a large tsunami, and is one of the most powerful earthquakes in Japanese history.
-
D.
1854 Ansei-Nankai earthquake
The 1854 Ansei-Nankai earthquake was a powerful undersea megathrust earthquake off Japan’s Nankai Trough that caused widespread destruction and tsunamis along the southwestern coast of Honshu and Shikoku during the late Edo period.
-
E.
Great Kanto earthquake
The Great Kanto earthquake was a devastating 1923 seismic disaster that struck the Tokyo-Yokohama region of Japan, causing massive destruction and loss of life.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.