Kensico Reservoir
E36573
Kensico Reservoir is a major New York City water supply reservoir located in Westchester County, New York, known for its role in storing and regulating drinking water from the Catskill and Delaware systems.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Kensico Reservoir canonical | 18 |
| Kensico Reservoir area | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T254599 — 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: Kensico Reservoir Context triple: [Westchester County, New York, contains, Kensico Reservoir]
-
A.
Titicus Reservoir
Titicus Reservoir is a man-made lake in Westchester County, New York, that serves as one of the key water supply reservoirs for New York City.
-
B.
Croton Falls Reservoir
Croton Falls Reservoir is a man-made lake in Westchester County, New York, that serves as part of New York City's Croton water supply system.
-
C.
Wappingers Falls
Wappingers Falls is a small village in New York’s Hudson Valley known for its historic mill sites and location along Wappinger Creek.
-
D.
New Croton Reservoir
The New Croton Reservoir is a major water supply reservoir in Westchester County, New York, that forms a key part of New York City's Croton water system.
-
E.
East Branch Reservoir
East Branch Reservoir is a man-made water supply reservoir in New York’s Croton Watershed that helps provide drinking water to New York City.
- 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: Kensico Reservoir Target entity description: Kensico Reservoir is a major New York City water supply reservoir located in Westchester County, New York, known for its role in storing and regulating drinking water from the Catskill and Delaware systems.
-
A.
Titicus Reservoir
Titicus Reservoir is a man-made lake in Westchester County, New York, that serves as one of the key water supply reservoirs for New York City.
-
B.
Croton Falls Reservoir
Croton Falls Reservoir is a man-made lake in Westchester County, New York, that serves as part of New York City's Croton water supply system.
-
C.
Wappingers Falls
Wappingers Falls is a small village in New York’s Hudson Valley known for its historic mill sites and location along Wappinger Creek.
-
D.
New Croton Reservoir
The New Croton Reservoir is a major water supply reservoir in Westchester County, New York, that forms a key part of New York City's Croton water system.
-
E.
East Branch Reservoir
East Branch Reservoir is a man-made water supply reservoir in New York’s Croton Watershed that helps provide drinking water to New York City.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
drinking water reservoir
ⓘ
reservoir ⓘ |
| associatedWith |
Kensico Cemetery
ⓘ
surface form:
Kensico Cemetery (nearby)
|
| basinCountry | United States of America ⓘ |
| country | United States of America ⓘ |
| crossedBy | Kensico Dam ⓘ |
| formedBy | Kensico Dam ⓘ |
| hasActivity |
bird watching
ⓘ
shoreline fishing (regulated) ⓘ |
| hasFunction |
blending of Catskill and Delaware waters
ⓘ
sedimentation of particulates before distribution ⓘ |
| hasStructure | Kensico Dam Plaza ⓘ |
| locatedIn |
New York
ⓘ
surface form:
New York State
Westchester County, New York ⓘ |
| locatedInWatershed | New York City water supply watershed ⓘ |
| locatedNear |
Harrison, New York
ⓘ
Valhalla, New York ⓘ White Plains ⓘ
surface form:
White Plains, New York
|
| locatedNorthOf | New York City ⓘ |
| managedBy | New York City Department of Environmental Protection ⓘ |
| nearCommunity |
Harrison
ⓘ
Mount Pleasant ⓘ North Castle, New York ⓘ
surface form:
North Castle
Valhalla ⓘ |
| nearFacility | Westchester County Airport ⓘ |
| nearFeature |
Bronx River Parkway
ⓘ
Taconic State Parkway ⓘ |
| outflowTo |
New Croton Reservoir
ⓘ
New York City distribution system ⓘ |
| partOf |
Catskill Aqueduct
ⓘ
surface form:
Catskill–Delaware water supply system
New York City water supply system ⓘ |
| prohibitedActivity |
boating without permit
ⓘ
swimming ⓘ |
| purpose |
municipal water supply
ⓘ
water quality regulation ⓘ water storage ⓘ |
| receivesWaterVia |
Catskill Aqueduct
ⓘ
Delaware Aqueduct ⓘ |
| region | Hudson Valley ⓘ |
| role |
regulating reservoir before water enters city tunnels
ⓘ
terminal storage reservoir for Catskill and Delaware systems ⓘ |
| subjectTo |
recreational restrictions
ⓘ
water quality protection regulations ⓘ |
| usedFor |
drinking water for New York City
ⓘ
drinking water for Westchester County communities ⓘ |
| waterFrom |
New York City water supply system
ⓘ
surface form:
Catskill water system
Delaware system ⓘ
surface form:
Delaware water system
|
| waterUse | unfiltered surface water supply (under filtration avoidance criteria) ⓘ |
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: Kensico Reservoir Description of subject: Kensico Reservoir is a major New York City water supply reservoir located in Westchester County, New York, known for its role in storing and regulating drinking water from the Catskill and Delaware systems.
Referenced by (19)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Valhalla, New York
this entity surface form:
Kensico Reservoir area
subject surface form:
Mount Pleasant, New York
subject surface form:
Kensico Cemetery