Guernsey Dam
E904995
Guernsey Dam is a concrete arch-gravity dam in eastern Wyoming that creates Guernsey Reservoir and plays a key role in irrigation and water management in the North Platte River Basin.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Guernsey Dam canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T10547432 — 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: Guernsey Dam Context triple: [North Platte River, hasDam, Guernsey Dam]
-
A.
Gardiner Dam
Gardiner Dam is one of Canada's largest earth-filled dams, located in Saskatchewan and forming Lake Diefenbaker for hydroelectric power, irrigation, and flood control.
-
B.
Irving Dam
Irving Dam is a man-made structure on Michigan’s Thornapple River used primarily for water level control and related river management.
-
C.
Granby Dam
Granby Dam is a major earthfill dam in Colorado that forms Lake Granby, a key storage reservoir supplying water for irrigation, municipal use, and power generation in the region.
-
D.
Dartmouth Dam
Dartmouth Dam is a major rockfill embankment dam in Victoria, Australia, forming the Dartmouth Reservoir and playing a key role in water storage and flow regulation in the Murray–Darling Basin.
-
E.
Faraday Dam
Faraday Dam is a hydroelectric dam located on the Clackamas River in Oregon, used for power generation and river flow management.
- 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: Guernsey Dam Target entity description: Guernsey Dam is a concrete arch-gravity dam in eastern Wyoming that creates Guernsey Reservoir and plays a key role in irrigation and water management in the North Platte River Basin.
-
A.
Gardiner Dam
Gardiner Dam is one of Canada's largest earth-filled dams, located in Saskatchewan and forming Lake Diefenbaker for hydroelectric power, irrigation, and flood control.
-
B.
Irving Dam
Irving Dam is a man-made structure on Michigan’s Thornapple River used primarily for water level control and related river management.
-
C.
Granby Dam
Granby Dam is a major earthfill dam in Colorado that forms Lake Granby, a key storage reservoir supplying water for irrigation, municipal use, and power generation in the region.
-
D.
Dartmouth Dam
Dartmouth Dam is a major rockfill embankment dam in Victoria, Australia, forming the Dartmouth Reservoir and playing a key role in water storage and flow regulation in the Murray–Darling Basin.
-
E.
Faraday Dam
Faraday Dam is a hydroelectric dam located on the Clackamas River in Oregon, used for power generation and river flow management.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
concrete arch-gravity dam
ⓘ
dam ⓘ |
| associatedWith |
Bureau of Reclamation North Platte Project
ⓘ
linked to:
North Platte Project
|
| basinCountry |
United States
ⓘ
linked to:
United States of America
|
| constructionBegan | 1925 ⓘ |
| constructionCompleted | 1927 ⓘ |
| constructionEra | 1920s ⓘ |
| continent | North America ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| countrySubdivision |
State of Wyoming
ⓘ
linked to:
Wyoming
|
| county | Platte County, Wyoming ⓘ |
| createsReservoir | Guernsey Reservoir ⓘ |
| crosses | North Platte River ⓘ |
| damType | arch-gravity ⓘ |
| function |
regulating seasonal flows of the North Platte River
ⓘ
supplying irrigation water to agricultural lands in Wyoming and Nebraska ⓘ |
| hasPowerPlant | yes ⓘ |
| height |
135 ft
ⓘ
about 41 m ⓘ |
| length |
about 610 m
ⓘ
approx 2,000 ft ⓘ |
| locatedIn |
Wyoming
ⓘ
eastern Wyoming ⓘ |
| locatedInTimeZone | Mountain Time Zone ⓘ |
| locatedNear | Guernsey, Wyoming ⓘ |
| locatedOnRiver | North Platte River ⓘ |
| managesWaterFor |
North Platte River Basin
ⓘ
linked to:
North Platte River
|
| material | concrete ⓘ |
| nearCity | Guernsey ⓘ |
| nearProtectedArea | Guernsey State Park ⓘ |
| openingDate | 1927 ⓘ |
| operator |
United States Bureau of Reclamation
ⓘ
linked to:
Bureau of Reclamation
|
| ownedBy |
United States Bureau of Reclamation
ⓘ
linked to:
Bureau of Reclamation
|
| partOfProject | North Platte Project ⓘ |
| purpose |
hydroelectric power generation
ⓘ
irrigation ⓘ water management ⓘ |
| regionServed |
North Platte River irrigation districts
ⓘ
linked to:
North Platte Project
|
| reservoirCapacity | about 71,000 acre-feet ⓘ |
| reservoirName | Guernsey Reservoir ⓘ |
| spillwayType | gated overflow spillway ⓘ |
| state | Wyoming ⓘ |
| usedFor |
flow regulation
ⓘ
power generation ⓘ storage for downstream irrigation ⓘ |
| watercourse | North Platte River ⓘ |
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: Guernsey Dam Description of subject: Guernsey Dam is a concrete arch-gravity dam in eastern Wyoming that creates Guernsey Reservoir and plays a key role in irrigation and water management in the North Platte River Basin.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.