Chicoasén Dam
E492831
Chicoasén Dam is a major hydroelectric dam in Chiapas, Mexico, known as one of the largest power-generating facilities in the country.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Chicoasén Dam canonical | 2 |
| Presa Chicoasén | 2 |
| Peñitas Dam | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5063757 — 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: Chicoasén Dam Context triple: [Grijalva River, hasHydroelectricDam, Chicoasén Dam]
-
A.
San Carlos Dam
San Carlos Dam is a major concrete gravity dam in Arizona that creates San Carlos Lake and provides irrigation water, flood control, and hydroelectric power along the Gila River.
-
B.
Angostura Dam
Angostura Dam is a hydroelectric power facility located on Chile’s Biobío River, contributing to the country’s renewable energy generation.
-
C.
El Quimbo Dam
El Quimbo Dam is a large hydroelectric dam on the Magdalena River in Colombia, built to generate power and support the country’s energy supply.
-
D.
San Roque Dam
San Roque Dam is one of the largest dams in the Philippines, serving as a major source of hydroelectric power, irrigation, and flood control in the Luzon region.
-
E.
Macagua Dam
Macagua Dam is a major hydroelectric dam complex in Venezuela that forms part of the Guri–Macagua–Caruachi system generating power from the Caroní River.
- 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: Chicoasén Dam Target entity description: Chicoasén Dam is a major hydroelectric dam in Chiapas, Mexico, known as one of the largest power-generating facilities in the country.
-
A.
San Carlos Dam
San Carlos Dam is a major concrete gravity dam in Arizona that creates San Carlos Lake and provides irrigation water, flood control, and hydroelectric power along the Gila River.
-
B.
Angostura Dam
Angostura Dam is a hydroelectric power facility located on Chile’s Biobío River, contributing to the country’s renewable energy generation.
-
C.
El Quimbo Dam
El Quimbo Dam is a large hydroelectric dam on the Magdalena River in Colombia, built to generate power and support the country’s energy supply.
-
D.
San Roque Dam
San Roque Dam is one of the largest dams in the Philippines, serving as a major source of hydroelectric power, irrigation, and flood control in the Luzon region.
-
E.
Macagua Dam
Macagua Dam is a major hydroelectric dam complex in Venezuela that forms part of the Guri–Macagua–Caruachi system generating power from the Caroní River.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
gravity dam
ⓘ
hydroelectric dam ⓘ |
| alsoKnownAs |
Manuel Moreno Torres Dam
ⓘ
Presa Chicoasén ⓘ
linked to:
Chicoasén Dam
|
| basinCountry | Mexico ⓘ |
| category |
Dams in Chiapas
ⓘ
Gravity dams ⓘ Hydroelectric power stations in Mexico ⓘ |
| commissioningYear | 1980 ⓘ |
| constructionMaterial | concrete ⓘ |
| constructionStartDate | 1974 ⓘ |
| continent | North America ⓘ |
| country | Mexico ⓘ |
| damType | concrete gravity dam ⓘ |
| electricityGrid | National Interconnected System of Mexico ⓘ |
| energySource | renewable energy ⓘ |
| fuelType | water ⓘ |
| gridConnection | Mexican national power grid ⓘ |
| hasSpillway | yes ⓘ |
| height |
261 m
ⓘ
approximately 260 m ⓘ |
| installedCapacity | 2400 MW ⓘ |
| length | 485 m ⓘ |
| locatedIn | Chiapas ⓘ |
| locatedInProtectedArea | no ⓘ |
| locatedOnRiver | Grijalva River ⓘ |
| managedBy | Mexican federal government through CFE ⓘ |
| namedAfter | Manuel Moreno Torres ⓘ |
| nearCity |
Chicoasén
ⓘ
linked to:
Tenejapa
Tuxtla Gutiérrez ⓘ |
| notableFor |
being one of the largest hydroelectric power plants in Mexico
ⓘ
high installed generating capacity ⓘ |
| numberOfTurbines | 8 ⓘ |
| openingDate | 1980 ⓘ |
| operator |
Comisión Federal de Electricidad
ⓘ
linked to:
Federal Electricity Commission
|
| owner |
Comisión Federal de Electricidad
ⓘ
linked to:
Federal Electricity Commission
|
| partOf |
Grijalva River hydroelectric cascade
ⓘ
linked to:
Grijalva River
|
| primaryUse | hydroelectric power generation ⓘ |
| purpose | power generation ⓘ |
| region | southern Mexico ⓘ |
| reservoirName | Chicoasén Reservoir ⓘ |
| reservoirSurfaceArea | approximately 52 km² ⓘ |
| reservoirTotalCapacity | approximately 1925 million m³ ⓘ |
| riverBasin |
Grijalva–Usumacinta basin
ⓘ
linked to:
Usumacinta–Grijalva river system
|
| spillwayType | gated overflow spillway ⓘ |
| status | operational ⓘ |
| turbineType | Francis turbine ⓘ |
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: Chicoasén Dam Description of subject: Chicoasén Dam is a major hydroelectric dam in Chiapas, Mexico, known as one of the largest power-generating facilities in the country.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Chicoasén Dam
linked to: Chicoasén Dam
linked to: Chicoasén Dam