Watauga Dam
E781516
Watauga Dam is a hydroelectric dam in northeastern Tennessee that impounds the Watauga River to provide power generation, flood control, and recreational opportunities in the Tennessee Valley region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Watauga Dam canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T8434687 — 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: Watauga Dam Context triple: [Tennessee Valley region, hasHydroelectricDam, Watauga Dam]
-
A.
Apalachia Dam
Apalachia Dam is a hydroelectric dam in western North Carolina that impounds the Hiwassee River to generate power and help manage regional water resources.
-
B.
Harriman Dam
Harriman Dam is a hydroelectric dam in Vermont that impounds the Deerfield River to form Harriman Reservoir, one of the state’s largest lakes.
-
C.
High Rock Dam
High Rock Dam is a hydroelectric dam in North Carolina that impounds the Yadkin River to form High Rock Lake, a major reservoir for power generation and recreation.
-
D.
Chickamauga Dam
Chickamauga Dam is a Tennessee Valley Authority hydroelectric dam and navigation lock structure near Chattanooga, Tennessee, that helps generate power, control flooding, and improve river transportation on the Tennessee River.
-
E.
Nolin River Dam
Nolin River Dam is a flood-control and recreation dam located on the Nolin River in central Kentucky, forming Nolin River Lake.
- 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: Watauga Dam Target entity description: Watauga Dam is a hydroelectric dam in northeastern Tennessee that impounds the Watauga River to provide power generation, flood control, and recreational opportunities in the Tennessee Valley region.
-
A.
Apalachia Dam
Apalachia Dam is a hydroelectric dam in western North Carolina that impounds the Hiwassee River to generate power and help manage regional water resources.
-
B.
Harriman Dam
Harriman Dam is a hydroelectric dam in Vermont that impounds the Deerfield River to form Harriman Reservoir, one of the state’s largest lakes.
-
C.
High Rock Dam
High Rock Dam is a hydroelectric dam in North Carolina that impounds the Yadkin River to form High Rock Lake, a major reservoir for power generation and recreation.
-
D.
Chickamauga Dam
Chickamauga Dam is a Tennessee Valley Authority hydroelectric dam and navigation lock structure near Chattanooga, Tennessee, that helps generate power, control flooding, and improve river transportation on the Tennessee River.
-
E.
Nolin River Dam
Nolin River Dam is a flood-control and recreation dam located on the Nolin River in central Kentucky, forming Nolin River Lake.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
gravity dam
ⓘ
hydroelectric dam ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| builtBy | Tennessee Valley Authority NERFINISHED ⓘ |
| constructionBegan | 1942 ⓘ |
| constructionCompleted | 1948 ⓘ |
| constructionMethod | concrete gravity ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| createsReservoir | Watauga Lake NERFINISHED ⓘ |
| hasCatchmentArea | Watauga River basin NERFINISHED ⓘ |
| hasSpillway | gated spillway ⓘ |
| hasTurbineType | Francis turbine ⓘ |
| height |
about 100 meters
ⓘ
approximately 318 feet ⓘ |
| impounds | Watauga River NERFINISHED ⓘ |
| isUpstreamOf | Wilbur Dam NERFINISHED ⓘ |
| length |
about 283 meters
ⓘ
approximately 925 feet ⓘ |
| locatedIn |
Carter County, Tennessee
NERFINISHED
ⓘ
United States of America ⓘ
surface form:
United States
|
| locatedInMountainRange | Appalachian Mountains NERFINISHED ⓘ |
| locatedInRegion | northeastern Tennessee NERFINISHED ⓘ |
| locatedInState | Tennessee NERFINISHED ⓘ |
| locatedNear |
Butler, Tennessee
NERFINISHED
ⓘ
Elizabethton, Tennessee NERFINISHED ⓘ |
| managedBy | Tennessee Valley Authority NERFINISHED ⓘ |
| mapFeature | National Hydrography Dataset NERFINISHED ⓘ |
| openingDate | 1948 ⓘ |
| operator | Tennessee Valley Authority NERFINISHED ⓘ |
| ownedBy | Tennessee Valley Authority NERFINISHED ⓘ |
| partOf |
Tennessee Valley Authority system
NERFINISHED
ⓘ
Watauga River watershed NERFINISHED ⓘ |
| plantCapacity | about 61 megawatts ⓘ |
| provides |
fishing opportunities
ⓘ
flood protection downstream ⓘ hydroelectric energy to the TVA grid ⓘ recreational boating opportunities ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ recreation ⓘ |
| regionServed |
Tennessee Valley
NERFINISHED
ⓘ
northeastern Tennessee ⓘ |
| reservoirCapacity | about 1520000 acre-feet ⓘ |
| reservoirName | Watauga Lake NERFINISHED ⓘ |
| reservoirUse |
flood storage
ⓘ
hydropower storage ⓘ recreation ⓘ |
| river | Watauga River NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Watauga Dam Description of subject: Watauga Dam is a hydroelectric dam in northeastern Tennessee that impounds the Watauga River to provide power generation, flood control, and recreational opportunities in the Tennessee Valley region.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Tennessee Valley region