Northern Power Station
E1006933
Northern Power Station was a major coal-fired power plant in South Australia that supplied electricity to the state’s grid until its closure and subsequent demolition.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Northern Power Station canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T12864325 — 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: Northern Power Station Context triple: [Port Augusta, formerCoalPowerStationLocation, Northern Power Station]
-
A.
Trinity Powerplant
Trinity Powerplant is a hydroelectric generating facility associated with Trinity Dam in California, producing renewable electricity from the dam’s water releases.
-
B.
Liddell Power Station
Liddell Power Station is a large coal-fired power plant in New South Wales, Australia, long serving as a major source of electricity generation before its planned closure as part of the country’s energy transition.
-
C.
Agecroft power station
Agecroft power station was a coal-fired power station in Pendlebury, Greater Manchester, that operated for much of the 20th century and played a significant role in the region’s industrial energy supply.
-
D.
Murray 1 Power Station
Murray 1 Power Station is a major hydroelectric power station in Australia that forms part of the large-scale Snowy Mountains hydroelectric and irrigation complex.
-
E.
Kendal Power Station
Kendal Power Station is one of South Africa’s largest coal-fired power plants, supplying significant electricity to the national grid.
- 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: Northern Power Station Target entity description: Northern Power Station was a major coal-fired power plant in South Australia that supplied electricity to the state’s grid until its closure and subsequent demolition.
-
A.
Trinity Powerplant
Trinity Powerplant is a hydroelectric generating facility associated with Trinity Dam in California, producing renewable electricity from the dam’s water releases.
-
B.
Liddell Power Station
Liddell Power Station is a large coal-fired power plant in New South Wales, Australia, long serving as a major source of electricity generation before its planned closure as part of the country’s energy transition.
-
C.
Agecroft power station
Agecroft power station was a coal-fired power station in Pendlebury, Greater Manchester, that operated for much of the 20th century and played a significant role in the region’s industrial energy supply.
-
D.
Murray 1 Power Station
Murray 1 Power Station is a major hydroelectric power station in Australia that forms part of the large-scale Snowy Mountains hydroelectric and irrigation complex.
-
E.
Kendal Power Station
Kendal Power Station is one of South Africa’s largest coal-fired power plants, supplying significant electricity to the national grid.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
coal-fired power station
ⓘ
thermal power station ⓘ |
| boilerType | pulverised coal boiler ⓘ |
| chimneyCount | 1 ⓘ |
| closureDate | May 2016 ⓘ |
| commissioned | 1985 ⓘ |
| commissionedUnit |
Unit 1
ⓘ
Unit 2 ⓘ |
| connectedTo | National Electricity Market ⓘ |
| constructionStartDate | 1976 ⓘ |
| coolingSource | sea water ⓘ |
| country | Australia ⓘ |
| decommissioned | 2016 ⓘ |
| demolitionEndDate | 2019 ⓘ |
| demolitionStartDate | 2017 ⓘ |
| emissionType |
carbon dioxide
ⓘ
nitrogen oxides ⓘ particulate matter ⓘ sulfur dioxide ⓘ |
| fuelSourceRegion | Leigh Creek coalfield ⓘ |
| fuelType | black coal ⓘ |
| gridConnection |
South Australian electricity grid
ⓘ
linked to:
National Electricity Market
|
| gridImpactOfClosure |
increased reliance on gas and interconnectors
ⓘ
increased role of renewable energy in South Australia ⓘ |
| gridRole | baseload generation ⓘ |
| impact | contributed to South Australian coal power phase-out ⓘ |
| installedCapacity | 520 MW ⓘ |
| locatedIn | Port Augusta ⓘ |
| locatedOn | Upper Spencer Gulf ⓘ |
| nearbyFacility | Playford B Power Station ⓘ |
| numberOfUnits | 2 ⓘ |
| ownedBy | Alinta Energy ⓘ |
| postClosureUse |
industrial redevelopment site
ⓘ
site rehabilitation ⓘ |
| previousOwner |
ETSA (Electricity Trust of South Australia)
ⓘ
Flinders Power ⓘ |
| primaryPurpose | electricity generation ⓘ |
| reasonForClosure |
competition from renewable energy
ⓘ
economic unviability ⓘ |
| regionServed | South Australia ⓘ |
| state | South Australia ⓘ |
| status | demolished ⓘ |
| suppliedTo | South Australian grid ⓘ |
| turbineType | steam turbine ⓘ |
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: Northern Power Station Description of subject: Northern Power Station was a major coal-fired power plant in South Australia that supplied electricity to the state’s grid until its closure and subsequent demolition.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.