Mountain Island Dam on the Catawba River
E1586669
UNEXPLORED
Mountain Island Dam on the Catawba River is a hydroelectric and water-supply dam in North Carolina that impounds the Catawba River to create Mountain Island Lake, serving the Charlotte metropolitan area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mountain Island Dam on the Catawba River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T23452299 — 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: Mountain Island Dam on the Catawba River Context triple: [Mountain Island Lake, formedBy, Mountain Island Dam on the Catawba River]
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A.
Catawba Dam
Catawba Dam is a hydroelectric and flood-control structure on the Catawba River in the Carolinas that impounds the river to form Lake Wylie.
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B.
Roanoke Rapids Dam
Roanoke Rapids Dam is a hydroelectric dam on the Roanoke River in North Carolina that generates power and helps regulate river flow.
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C.
Smith Mountain Dam
Smith Mountain Dam is a hydroelectric and pumped-storage dam in Virginia that creates Smith Mountain Lake on the Roanoke River.
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D.
Summersville Dam
Summersville Dam is a large rock-fill dam on the Gauley River in West Virginia, known for creating Summersville Lake and supporting popular whitewater recreation downstream.
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E.
South Holston Dam
South Holston Dam is a large Tennessee Valley Authority hydroelectric and flood-control dam on the South Fork Holston River in northeastern Tennessee.
- 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: Mountain Island Dam on the Catawba River Target entity description: Mountain Island Dam on the Catawba River is a hydroelectric and water-supply dam in North Carolina that impounds the Catawba River to create Mountain Island Lake, serving the Charlotte metropolitan area.
-
A.
Catawba Dam
Catawba Dam is a hydroelectric and flood-control structure on the Catawba River in the Carolinas that impounds the river to form Lake Wylie.
-
B.
Roanoke Rapids Dam
Roanoke Rapids Dam is a hydroelectric dam on the Roanoke River in North Carolina that generates power and helps regulate river flow.
-
C.
Smith Mountain Dam
Smith Mountain Dam is a hydroelectric and pumped-storage dam in Virginia that creates Smith Mountain Lake on the Roanoke River.
-
D.
Summersville Dam
Summersville Dam is a large rock-fill dam on the Gauley River in West Virginia, known for creating Summersville Lake and supporting popular whitewater recreation downstream.
-
E.
South Holston Dam
South Holston Dam is a large Tennessee Valley Authority hydroelectric and flood-control dam on the South Fork Holston River in northeastern Tennessee.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.