San Vicente Reservoir
E678107
San Vicente Reservoir is a major water storage lake in San Diego County, California, used for municipal water supply and popular for recreational activities like boating and fishing.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San Vicente Reservoir canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7383688 — 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 Reservoir Context triple: [San Diego River, hasReservoir, San Vicente Reservoir]
-
A.
San Juan Reservoir
San Juan Reservoir is a major artificial lake in central Spain, popular for water sports, recreation, and supplying water and hydroelectric power to the surrounding region.
-
B.
El Pardo Reservoir
El Pardo Reservoir is a dammed water body near Madrid, Spain, primarily used for water supply, flood control, and recreation along the Manzanares River.
-
C.
Don Pedro Reservoir
Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
-
D.
Boca Reservoir
Boca Reservoir is a man-made lake in Nevada County, California, used primarily for water storage, flood control, and recreation as part of the Truckee River system.
-
E.
Los Barreales Reservoir
Los Barreales Reservoir is an artificial lake in Argentina’s Neuquén Province, created on the Neuquén River and known for hydroelectric use, water regulation, and nearby paleontological sites.
- 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 Reservoir Target entity description: San Vicente Reservoir is a major water storage lake in San Diego County, California, used for municipal water supply and popular for recreational activities like boating and fishing.
-
A.
San Juan Reservoir
San Juan Reservoir is a major artificial lake in central Spain, popular for water sports, recreation, and supplying water and hydroelectric power to the surrounding region.
-
B.
El Pardo Reservoir
El Pardo Reservoir is a dammed water body near Madrid, Spain, primarily used for water supply, flood control, and recreation along the Manzanares River.
-
C.
Don Pedro Reservoir
Don Pedro Reservoir is a large artificial lake in California’s Sierra Nevada foothills, primarily used for water storage, hydroelectric power generation, and recreation.
-
D.
Boca Reservoir
Boca Reservoir is a man-made lake in Nevada County, California, used primarily for water storage, flood control, and recreation as part of the Truckee River system.
-
E.
Los Barreales Reservoir
Los Barreales Reservoir is an artificial lake in Argentina’s Neuquén Province, created on the Neuquén River and known for hydroelectric use, water regulation, and nearby paleontological sites.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
reservoir
ⓘ
water storage facility ⓘ |
| accessPolicy | public access allowed during posted hours ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| boatLaunch | public boat ramp ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| damType | concrete gravity dam ⓘ |
| expandedBy | San Vicente Dam Raise Project NERFINISHED ⓘ |
| expansionCompletionYear | 2014 ⓘ |
| fishSpecies |
blue catfish
ⓘ
bluegill ⓘ channel catfish ⓘ crappie ⓘ largemouth bass ⓘ smallmouth bass ⓘ trout ⓘ |
| formedBy | San Vicente Dam NERFINISHED ⓘ |
| governingBody | City of San Diego NERFINISHED ⓘ |
| hasDam | San Vicente Dam NERFINISHED ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
San Diego County ⓘ
surface form:
San Diego County, California
Southern California ⓘ |
| locatedNear | Lakeside, California NERFINISHED ⓘ |
| managedBy | City of San Diego Public Utilities Department NERFINISHED ⓘ |
| nearbyCommunity | Ramona, California NERFINISHED ⓘ |
| nearbyFeature | Cuyamaca Mountains NERFINISHED ⓘ |
| notableFor |
major component of San Diego regional water storage
ⓘ
one of the largest dam-raise projects in the United States ⓘ |
| operator | City of San Diego NERFINISHED ⓘ |
| partOf |
San Diego County Water Authority Emergency Storage Project
NERFINISHED
ⓘ
San Diego municipal reservoir system NERFINISHED ⓘ |
| primaryUse | municipal water supply ⓘ |
| recreationalActivity |
boating
ⓘ
fishing ⓘ hiking ⓘ kayaking ⓘ picnicking ⓘ wakeboarding ⓘ water skiing ⓘ |
| region | San Diego metropolitan area NERFINISHED ⓘ |
| swimmingPolicy | swimming prohibited ⓘ |
| use |
drinking water storage
ⓘ
drought storage ⓘ emergency water storage ⓘ recreation ⓘ |
| waterSource |
Colorado River Aqueduct
NERFINISHED
ⓘ
San Diego County Water Authority aqueduct system 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: San Vicente Reservoir Description of subject: San Vicente Reservoir is a major water storage lake in San Diego County, California, used for municipal water supply and popular for recreational activities like boating and fishing.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.