Schoharie Reservoir
E62829
Schoharie Reservoir is a major upstate New York water supply reservoir that forms part of the New York City water system.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Schoharie Reservoir canonical | 15 |
| Schoharie Reservoir dam | 1 |
| Schoharie Reservoir watershed | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T386877 — 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: Schoharie Reservoir Context triple: [Esopus Creek, waterDiversionFrom, Schoharie Reservoir]
-
A.
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.
-
B.
Kensico Reservoir
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.
-
C.
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.
-
D.
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.
-
E.
Lake Mahopac
Lake Mahopac is a scenic freshwater lake and residential community area in the town of Carmel in Putnam County, New York, known for boating, fishing, and lakeside 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: Schoharie Reservoir Target entity description: Schoharie Reservoir is a major upstate New York water supply reservoir that forms part of the New York City water system.
-
A.
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.
-
B.
Kensico Reservoir
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.
-
C.
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.
-
D.
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.
-
E.
Lake Mahopac
Lake Mahopac is a scenic freshwater lake and residential community area in the town of Carmel in Putnam County, New York, known for boating, fishing, and lakeside recreation.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
artificial lake
ⓘ
reservoir ⓘ water supply reservoir ⓘ |
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| connectedTo |
Ashokan Reservoir via Esopus Creek
ⓘ
Esopus Creek via Shandaken Tunnel ⓘ
linked to:
Shandaken Tunnel
|
| constructionBegan | early 20th century ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| createdByConstructionOf | Gilboa Dam ⓘ |
| drainsInto | Esopus Creek via Shandaken Tunnel ⓘ |
| environmentalConcern |
sedimentation
ⓘ
turbidity in inflowing streams ⓘ |
| hasDam | Gilboa Dam ⓘ |
| hasNearbySettlement |
Gilboa
ⓘ
Grand Gorge ⓘ Prattsville ⓘ |
| hasStructureType | impoundment reservoir ⓘ |
| hasUseRestriction |
limited boating
ⓘ
no swimming ⓘ shoreline access controlled by NYC DEP ⓘ |
| inflow | Schoharie Creek ⓘ |
| isComponentOf | NYC upstate reservoir network ⓘ |
| isFedBy | Schoharie Creek ⓘ |
| isPartOf |
New York City upstate watershed lands
ⓘ
linked to:
Catskill-Delaware Watershed
|
| isSubjectOf | New York City water supply protection regulations ⓘ |
| isUpstreamOf | Ashokan Reservoir ⓘ |
| locatedIn |
New York State
ⓘ
linked to:
New York
Schoharie County, New York ⓘ
linked to:
Schoharie County
|
| locatedInRegion | Catskill Mountains ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| locatedInWatershed |
Schoharie Creek watershed
ⓘ
linked to:
Schoharie Creek
|
| locatedNear | Gilboa, New York ⓘ |
| locatedOnRiver | Schoharie Creek ⓘ |
| managingAgency | New York City Department of Environmental Protection ⓘ |
| outflow | Shandaken Tunnel ⓘ |
| owner |
City of New York
ⓘ
linked to:
New York City
|
| partOf |
New York City Catskill water supply system
ⓘ
linked to:
New York City water supply system
New York City Catskill-Delaware water supply system ⓘ
linked to:
New York City water supply system
New York City water supply system ⓘ |
| purpose |
drinking water storage
ⓘ
municipal water supply ⓘ |
| regulatedBy | New York State Department of Environmental Conservation ⓘ |
| startPointOf | Shandaken Tunnel ⓘ |
| suppliesWaterTo | New York City ⓘ |
| usedFor |
flood control (secondary)
ⓘ
recreation (limited) ⓘ |
| watercourse | Schoharie Creek ⓘ |
| waterType | freshwater ⓘ |
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: Schoharie Reservoir Description of subject: Schoharie Reservoir is a major upstate New York water supply reservoir that forms part of the New York City water system.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Schoharie Reservoir
linked to: Schoharie Reservoir