San Vicente Dam
E659874
San Vicente Dam is a major concrete gravity dam in San Diego County, California, that forms San Vicente Reservoir and plays a key role in the region’s water supply and storage.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San Vicente Dam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7383686 — 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: San Vicente Dam Context triple: [San Diego River, hasDam, San Vicente Dam]
-
A.
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.
-
B.
Don Pedro Dam
Don Pedro Dam is a major embankment dam on the Tuolumne River in California, forming Don Pedro Reservoir and serving as a key source of water storage, hydroelectric power, and recreation in the region.
-
C.
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.
-
D.
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.
-
E.
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.
- 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: San Vicente Dam Target entity description: San Vicente Dam is a major concrete gravity dam in San Diego County, California, that forms San Vicente Reservoir and plays a key role in the region’s water supply and storage.
-
A.
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.
-
B.
Don Pedro Dam
Don Pedro Dam is a major embankment dam on the Tuolumne River in California, forming Don Pedro Reservoir and serving as a key source of water storage, hydroelectric power, and recreation in the region.
-
C.
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.
-
D.
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.
-
E.
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.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
concrete gravity dam
ⓘ
dam ⓘ |
| catchmentArea | San Vicente Creek watershed NERFINISHED ⓘ |
| completed | 1943 ⓘ |
| constructionBegan | 1941 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| createsReservoir | San Vicente Reservoir NERFINISHED ⓘ |
| damRaiseHeightIncrease | about 117 feet ⓘ |
| damRaiseProjectCompleted | 2014 ⓘ |
| damRaiseProjectType | roller-compacted concrete raise ⓘ |
| engineeringClassification | large dam ⓘ |
| forms | San Vicente Reservoir NERFINISHED ⓘ |
| function |
drought resilience
ⓘ
emergency water storage ⓘ |
| hasSpillway | yes ⓘ |
| height |
about 220 feet (original dam)
ⓘ
about 337 feet (after raise) ⓘ |
| impounds | San Vicente Creek NERFINISHED ⓘ |
| length | about 1,430 feet ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Cuyamaca Mountains foothills NERFINISHED ⓘ San Diego County ⓘ
surface form:
San Diego County, California
United States of America ⓘ
surface form:
United States
|
| locatedNear |
Lakeside, California
NERFINISHED
ⓘ
Ramona, California NERFINISHED ⓘ |
| managingAgency | City of San Diego Public Utilities Department NERFINISHED ⓘ |
| material | concrete ⓘ |
| nearProtectedArea | Cleveland National Forest NERFINISHED ⓘ |
| notableFeature | one of the tallest dam-raise projects in the United States ⓘ |
| opened | 1943 ⓘ |
| operator | City of San Diego Public Utilities Department NERFINISHED ⓘ |
| owner | City of San Diego NERFINISHED ⓘ |
| partOf |
San Diego County Water System
NERFINISHED
ⓘ
San Diego region Emergency Storage Project NERFINISHED ⓘ |
| purpose |
flood control
ⓘ
municipal water supply ⓘ water storage ⓘ |
| regionServed | San Diego region ⓘ |
| reservoirName | San Vicente Reservoir NERFINISHED ⓘ |
| reservoirOriginalCapacity | approximately 90,000 acre-feet ⓘ |
| reservoirTotalCapacity | approximately 247,000 acre-feet (after raise) ⓘ |
| river | San Vicente Creek NERFINISHED ⓘ |
| safetyRegulator | California Division of Safety of Dams NERFINISHED ⓘ |
| supportsRecreation |
boating on San Vicente Reservoir
ⓘ
fishing on San Vicente Reservoir ⓘ |
| typeOfConstruction | concrete gravity ⓘ |
| usesWaterSource |
imported water from regional aqueducts
ⓘ
local runoff ⓘ |
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: San Vicente Dam Description of subject: San Vicente Dam is a major concrete gravity dam in San Diego County, California, that forms San Vicente Reservoir and plays a key role in the region’s water supply and storage.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.