Blakely Mountain Dam
E1025840
Blakely Mountain Dam is a concrete gravity dam on the Ouachita River in Arkansas, built for flood control, hydroelectric power generation, and recreation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Blakely Mountain Dam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11765707 — 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: Blakely Mountain Dam Context triple: [Lake Ouachita, createdByDam, Blakely Mountain Dam]
-
A.
Stewart Mountain Dam
Stewart Mountain Dam is a concrete thin-arch dam on Arizona’s Salt River that forms Saguaro Lake and provides water storage, hydroelectric power, and recreation.
-
B.
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.
-
C.
Table Rock Dam
Table Rock Dam is a concrete gravity dam on the White River in southwestern Missouri, built by the U.S. Army Corps of Engineers primarily for flood control, hydroelectric power generation, and recreation.
-
D.
Forestville Dam
Forestville Dam is a hydroelectric and recreational dam located on the Dead River near Marquette in Michigan’s Upper Peninsula.
-
E.
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.
- 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: Blakely Mountain Dam Target entity description: Blakely Mountain Dam is a concrete gravity dam on the Ouachita River in Arkansas, built for flood control, hydroelectric power generation, and recreation.
-
A.
Stewart Mountain Dam
Stewart Mountain Dam is a concrete thin-arch dam on Arizona’s Salt River that forms Saguaro Lake and provides water storage, hydroelectric power, and recreation.
-
B.
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.
-
C.
Table Rock Dam
Table Rock Dam is a concrete gravity dam on the White River in southwestern Missouri, built by the U.S. Army Corps of Engineers primarily for flood control, hydroelectric power generation, and recreation.
-
D.
Forestville Dam
Forestville Dam is a hydroelectric and recreational dam located on the Dead River near Marquette in Michigan’s Upper Peninsula.
-
E.
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.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
concrete gravity dam
ⓘ
dam ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| constructionBegan | 1948 ⓘ |
| constructionMaterial | concrete ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| createsReservoir | Lake Ouachita NERFINISHED ⓘ |
| damType | gravity dam ⓘ |
| designedBy | United States Army Corps of Engineers NERFINISHED ⓘ |
| elevationAtCrest | 578 feet ⓘ |
| hasCatchmentArea | 3,035 square miles ⓘ |
| hasFunction |
downstream flow regulation
ⓘ
navigation support ⓘ water storage ⓘ |
| hasHydroelectricPlant | Blakely Mountain Dam Powerhouse NERFINISHED ⓘ |
| height |
231 feet
ⓘ
70 meters ⓘ |
| length |
1100 feet
ⓘ
335 meters ⓘ |
| locatedIn |
Arkansas
ⓘ
Garland County, Arkansas NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| locatedOnRiver | Ouachita River NERFINISHED ⓘ |
| managedBy | USACE Vicksburg District NERFINISHED ⓘ |
| nearCity | Hot Springs, Arkansas NERFINISHED ⓘ |
| numberOfSpillwayGates | 8 ⓘ |
| openingDate | 1953 ⓘ |
| operator | United States Army Corps of Engineers NERFINISHED ⓘ |
| owner | United States Army Corps of Engineers NERFINISHED ⓘ |
| partOf | Ouachita River Basin NERFINISHED ⓘ |
| plantCapacity | 75 MW ⓘ |
| plantTurbineType | Francis turbine ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ recreation ⓘ |
| recreationActivities |
boating
ⓘ
camping ⓘ fishing ⓘ |
| recreationArea | Lake Ouachita State Park NERFINISHED ⓘ |
| region | Ouachita Mountains NERFINISHED ⓘ |
| reservoirCapacity | 2,789,000 acre-feet ⓘ |
| reservoirName | Lake Ouachita NERFINISHED ⓘ |
| reservoirSurfaceArea | 40,000 acres ⓘ |
| river | Ouachita River NERFINISHED ⓘ |
| spillwayType | gated overflow ⓘ |
| status | operational ⓘ |
| watercourseDam | Ouachita 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: Blakely Mountain Dam Description of subject: Blakely Mountain Dam is a concrete gravity dam on the Ouachita River in Arkansas, built for flood control, hydroelectric power generation, and recreation.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.