Warragamba Dam
E1045735
Warragamba Dam is a major concrete dam in New South Wales, Australia, that creates Lake Burragorang and serves as the primary water supply for Sydney.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Warragamba Dam canonical | 8 |
| Warragamba Dam (via Lake Burragorang) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13503970 — 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: Warragamba Dam Context triple: [Hawkesbury–Nepean catchment, containsDam, Warragamba Dam]
-
A.
Burrendong Dam
Burrendong Dam is a major rock-fill embankment dam in New South Wales, Australia, providing water storage, irrigation, and flood mitigation for the Macquarie River region.
-
B.
Eucumbene Dam
Eucumbene Dam is a major rock-fill embankment dam in New South Wales, Australia, forming part of the Snowy Mountains Scheme and impounding Lake Eucumbene for hydroelectric power generation and water storage.
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C.
Glenmore Dam
Glenmore Dam is a concrete gravity dam in Calgary, Alberta, that creates the Glenmore Reservoir for the city’s drinking water supply and flood control.
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D.
Ginninderra Creek dams
Ginninderra Creek dams are a series of water storage and management structures on Ginninderra Creek in the Australian Capital Territory, contributing to flood control, water supply, and environmental management within the Murrumbidgee River catchment.
-
E.
Burrinjuck Dam
Burrinjuck Dam is a major concrete gravity dam in New South Wales, Australia, built on the Murrumbidgee River for irrigation, hydroelectric power generation, and flood mitigation.
- 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: Warragamba Dam Target entity description: Warragamba Dam is a major concrete dam in New South Wales, Australia, that creates Lake Burragorang and serves as the primary water supply for Sydney.
-
A.
Burrendong Dam
Burrendong Dam is a major rock-fill embankment dam in New South Wales, Australia, providing water storage, irrigation, and flood mitigation for the Macquarie River region.
-
B.
Eucumbene Dam
Eucumbene Dam is a major rock-fill embankment dam in New South Wales, Australia, forming part of the Snowy Mountains Scheme and impounding Lake Eucumbene for hydroelectric power generation and water storage.
-
C.
Glenmore Dam
Glenmore Dam is a concrete gravity dam in Calgary, Alberta, that creates the Glenmore Reservoir for the city’s drinking water supply and flood control.
-
D.
Ginninderra Creek dams
Ginninderra Creek dams are a series of water storage and management structures on Ginninderra Creek in the Australian Capital Territory, contributing to flood control, water supply, and environmental management within the Murrumbidgee River catchment.
-
E.
Burrinjuck Dam
Burrinjuck Dam is a major concrete gravity dam in New South Wales, Australia, built on the Murrumbidgee River for irrigation, hydroelectric power generation, and flood mitigation.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
concrete gravity dam
ⓘ
dam ⓘ infrastructure ⓘ |
| associatedWith |
Lake Burragorang Special Area
ⓘ
linked to:
Lake Burragorang
|
| catchmentArea | approximately 9,000 square kilometres ⓘ |
| constructionMethod | mass concrete gravity construction ⓘ |
| constructionStartDate | 1948 ⓘ |
| country | Australia ⓘ |
| creates | Lake Burragorang ⓘ |
| designedBy |
New South Wales Department of Public Works
ⓘ
linked to:
New South Wales Public Works Department
|
| function |
flood mitigation
ⓘ
river regulation ⓘ water storage ⓘ |
| governedBy | New South Wales water legislation ⓘ |
| hasGates | radial gates ⓘ |
| hasSpillway | yes ⓘ |
| hasType | arch-gravity characteristics (complex gravity structure) ⓘ |
| hasVisitorCentre | yes ⓘ |
| height | approximately 142 metres ⓘ |
| heritageStatus | listed on New South Wales State Heritage Register ⓘ |
| impounds | Warragamba River ⓘ |
| length | approximately 351 metres ⓘ |
| locatedIn |
Greater Sydney water supply system
ⓘ
New South Wales ⓘ Warragamba River ⓘ |
| locatedInProtectedArea |
Greater Blue Mountains region
ⓘ
linked to:
Greater Blue Mountains Area
|
| locatedInRegion |
Western Sydney
ⓘ
linked to:
Western Suburbs of Sydney
|
| locatedNear | Warragamba, New South Wales ⓘ |
| material | concrete ⓘ |
| namedAfter | Warragamba River ⓘ |
| near | Blue Mountains National Park ⓘ |
| nearCity | Sydney ⓘ |
| openingDate | 1960 ⓘ |
| operator | WaterNSW ⓘ |
| owner |
New South Wales Government
ⓘ
linked to:
Government of New South Wales
|
| partOf |
Sydney water supply system
ⓘ
linked to:
Sydney drinking water supply system
|
| primaryUse | urban water supply ⓘ |
| region | Cumberland Plain ⓘ |
| reservoirCapacity | approximately 2,000,000 megalitres ⓘ |
| reservoirName | Lake Burragorang ⓘ |
| significance | primary potable water source for Sydney ⓘ |
| spillwayType | controlled spillway ⓘ |
| subjectTo | flood management planning ⓘ |
| suppliesWaterTo |
Greater Sydney
ⓘ
linked to:
Greater Sydney region
Sydney ⓘ |
| tourism | popular lookout and picnic area ⓘ |
| waterUse |
drinking water
ⓘ
municipal 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: Warragamba Dam Description of subject: Warragamba Dam is a major concrete dam in New South Wales, Australia, that creates Lake Burragorang and serves as the primary water supply for Sydney.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Warragamba Dam