Flatiron Reservoir
E530096
Flatiron Reservoir is a man-made water storage reservoir in Colorado that plays a key role in regional water supply and management within the Colorado-Big Thompson system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Flatiron Reservoir canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5525181 — 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: Flatiron Reservoir Context triple: [Colorado-Big Thompson Project, hasComponent, Flatiron Reservoir]
-
A.
Central Park Reservoir
The Central Park Reservoir is a large, scenic man-made lake in New York City's Central Park, popular for its surrounding running track and iconic skyline views.
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B.
Jerome Park Reservoir
Jerome Park Reservoir is a major freshwater storage facility in the Bronx that plays a key role in New York City’s Croton water supply system.
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C.
Katonah Reservoir
Katonah Reservoir is a man-made water body in Westchester County, New York, that forms part of the New York City water supply system.
-
D.
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.
-
E.
Boonton Reservoir
Boonton Reservoir is a man-made lake in northern New Jersey that serves as a major water supply source and recreational area for the surrounding region.
- 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: Flatiron Reservoir Target entity description: Flatiron Reservoir is a man-made water storage reservoir in Colorado that plays a key role in regional water supply and management within the Colorado-Big Thompson system.
-
A.
Central Park Reservoir
The Central Park Reservoir is a large, scenic man-made lake in New York City's Central Park, popular for its surrounding running track and iconic skyline views.
-
B.
Jerome Park Reservoir
Jerome Park Reservoir is a major freshwater storage facility in the Bronx that plays a key role in New York City’s Croton water supply system.
-
C.
Katonah Reservoir
Katonah Reservoir is a man-made water body in Westchester County, New York, that forms part of the New York City water supply system.
-
D.
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.
-
E.
Boonton Reservoir
Boonton Reservoir is a man-made lake in northern New Jersey that serves as a major water supply source and recreational area for the surrounding region.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf | reservoir ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| connectedTo |
Carter Lake
NERFINISHED
ⓘ
Flatiron Power Plant NERFINISHED ⓘ Pinewood Reservoir NERFINISHED ⓘ |
| constructionType | off-stream storage reservoir ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasFacility |
boat ramp
ⓘ
campground ⓘ day-use area ⓘ |
| hasGoverningBody | Northern Colorado Water Conservancy District NERFINISHED ⓘ |
| hasNearbyCity |
Fort Collins, Colorado
NERFINISHED
ⓘ
Longmont, Colorado NERFINISHED ⓘ Loveland, Colorado NERFINISHED ⓘ |
| inflow | Charles Hansen Feeder Canal NERFINISHED ⓘ |
| isArtificial | true ⓘ |
| locatedIn |
Colorado
ⓘ
Larimer County, Colorado NERFINISHED ⓘ |
| locatedInMountainRange | foothills of the Rocky Mountains ⓘ |
| locatedNear | Loveland, Colorado NERFINISHED ⓘ |
| locatedOnContinent | North America ⓘ |
| managedBy | U.S. Bureau of Reclamation NERFINISHED ⓘ |
| nearProtectedArea | Roosevelt National Forest NERFINISHED ⓘ |
| operatedBy | Northern Water NERFINISHED ⓘ |
| outflow | Flatiron Penstocks NERFINISHED ⓘ |
| partOf |
Colorado-Big Thompson Project
NERFINISHED
ⓘ
Colorado-Big Thompson system NERFINISHED ⓘ |
| primaryFunction |
regulating reservoir
ⓘ
water storage ⓘ |
| recreationActivity |
boating
ⓘ
camping ⓘ fishing ⓘ |
| regionServed |
Front Range urban corridor
NERFINISHED
ⓘ
Northern Colorado NERFINISHED ⓘ |
| usedFor |
hydropower support
ⓘ
recreation ⓘ regional water management ⓘ |
| waterBodyType | freshwater reservoir ⓘ |
| waterManagementRole |
balancing storage in Colorado-Big Thompson system
ⓘ
regulating flows between upstream and downstream facilities ⓘ |
| waterSource | Colorado River basin via Colorado-Big Thompson Project NERFINISHED ⓘ |
| waterUse |
agricultural irrigation
ⓘ
industrial water supply ⓘ municipal water supply ⓘ |
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: Flatiron Reservoir Description of subject: Flatiron Reservoir is a man-made water storage reservoir in Colorado that plays a key role in regional water supply and management within the Colorado-Big Thompson system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.