1811–1812 New Madrid earthquakes
E1113969
UNEXPLORED
The 1811–1812 New Madrid earthquakes were a series of powerful intraplate earthquakes in the central United States that dramatically altered the landscape and remain among the largest earthquakes ever recorded in North America east of the Rocky Mountains.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 1811–1812 New Madrid earthquakes canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T14687406 — 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: 1811–1812 New Madrid earthquakes Context triple: [New Madrid Seismic Zone margin structures, associatedWith, 1811–1812 New Madrid earthquakes]
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A.
Charleston earthquake of 1886
The Charleston earthquake of 1886 was a powerful and destructive seismic event that struck Charleston, South Carolina, causing widespread damage and becoming one of the most significant earthquakes in the eastern United States.
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B.
1185 Lincoln earthquake
The 1185 Lincoln earthquake was a significant medieval seismic event in England that caused extensive damage in the city of Lincoln and led to major reconstruction of Lincoln Cathedral.
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C.
Battle of New Madrid
The Battle of New Madrid was an 1862 American Civil War engagement in Missouri in which Union forces captured a key Confederate stronghold along the Mississippi River, helping secure control of the vital waterway.
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D.
1999 Hector Mine earthquake
The 1999 Hector Mine earthquake was a powerful magnitude 7.1 strike-slip earthquake in the Mojave Desert of Southern California that caused widespread ground rupture and was one of the largest earthquakes in the region in the late 20th century.
-
E.
The Great Flood of 1852
The Great Flood of 1852 was a catastrophic inundation of the Murrumbidgee River that devastated the Australian town of Gundagai, causing extensive loss of life and prompting the town’s relocation to higher ground.
- 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: 1811–1812 New Madrid earthquakes Target entity description: The 1811–1812 New Madrid earthquakes were a series of powerful intraplate earthquakes in the central United States that dramatically altered the landscape and remain among the largest earthquakes ever recorded in North America east of the Rocky Mountains.
-
A.
Charleston earthquake of 1886
The Charleston earthquake of 1886 was a powerful and destructive seismic event that struck Charleston, South Carolina, causing widespread damage and becoming one of the most significant earthquakes in the eastern United States.
-
B.
1185 Lincoln earthquake
The 1185 Lincoln earthquake was a significant medieval seismic event in England that caused extensive damage in the city of Lincoln and led to major reconstruction of Lincoln Cathedral.
-
C.
Battle of New Madrid
The Battle of New Madrid was an 1862 American Civil War engagement in Missouri in which Union forces captured a key Confederate stronghold along the Mississippi River, helping secure control of the vital waterway.
-
D.
1999 Hector Mine earthquake
The 1999 Hector Mine earthquake was a powerful magnitude 7.1 strike-slip earthquake in the Mojave Desert of Southern California that caused widespread ground rupture and was one of the largest earthquakes in the region in the late 20th century.
-
E.
The Great Flood of 1852
The Great Flood of 1852 was a catastrophic inundation of the Murrumbidgee River that devastated the Australian town of Gundagai, causing extensive loss of life and prompting the town’s relocation to higher ground.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.