Thames Water
E128350
Thames Water is the United Kingdom’s largest water and wastewater services company, supplying and treating water for millions of customers across London and the Thames Valley.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Thames Water canonical | 24 |
| Thames Water (historically successors) | 1 |
| Thames Water Utilities Limited | 1 |
| United Utilities | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1049605 — 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: Thames Water Context triple: [Reading, hostsCompanyOffices, Thames Water]
-
A.
Thames Valley
Thames Valley is a region in southern England centered around the River Thames, encompassing major towns and economic hubs such as Reading, Oxford, and Slough.
-
B.
Thames
The Thames is a major river in southern England that flows through London and has long been central to the country’s history, commerce, and culture.
-
C.
Cheshire Basin
The Cheshire Basin is a large geological sedimentary basin in northwest England known for its thick Triassic rock sequences and associated salt deposits.
-
D.
Linhouse Water
Linhouse Water is a small river in West Lothian, Scotland, known for flowing through scenic woodland and forming part of the River Almond catchment.
-
E.
Cherwell
Cherwell is a local government district in Oxfordshire, England, encompassing towns such as Banbury, Bicester, and Kidlington.
- 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: Thames Water Target entity description: Thames Water is the United Kingdom’s largest water and wastewater services company, supplying and treating water for millions of customers across London and the Thames Valley.
-
A.
Thames Valley
Thames Valley is a region in southern England centered around the River Thames, encompassing major towns and economic hubs such as Reading, Oxford, and Slough.
-
B.
Thames
The Thames is a major river in southern England that flows through London and has long been central to the country’s history, commerce, and culture.
-
C.
Cheshire Basin
The Cheshire Basin is a large geological sedimentary basin in northwest England known for its thick Triassic rock sequences and associated salt deposits.
-
D.
Linhouse Water
Linhouse Water is a small river in West Lothian, Scotland, known for flowing through scenic woodland and forming part of the River Almond catchment.
-
E.
Cherwell
Cherwell is a local government district in Oxfordshire, England, encompassing towns such as Banbury, Bicester, and Kidlington.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
utility company
ⓘ
water and wastewater services company ⓘ |
| country | United Kingdom ⓘ |
| hasCustomerBase | millions of customers ⓘ |
| hasObligation |
to maintain sewerage services
ⓘ
to maintain water supply ⓘ to meet environmental discharge standards ⓘ to meet water quality standards ⓘ |
| hasService |
reservoirs
ⓘ
sewerage network ⓘ wastewater treatment works ⓘ water distribution network ⓘ water treatment works ⓘ |
| headquartersLocation | Reading, Berkshire, England ⓘ |
| industry |
wastewater treatment
ⓘ
water supply ⓘ |
| isLargestOf | water and wastewater services company in the United Kingdom by population served ⓘ |
| networkType |
sewer network
ⓘ
water mains ⓘ |
| operatesIn |
England
ⓘ
London ⓘ
linked to:
London, England
Thames Valley ⓘ |
| ownsInfrastructure |
reservoirs in its supply area
ⓘ
wastewater treatment plants ⓘ water treatment plants ⓘ |
| partOfSystem | privatised water industry in England and Wales ⓘ |
| primaryResource | River Thames catchment ⓘ |
| providesService | water supply and wastewater services under statutory duties ⓘ |
| regionServed |
Greater London
ⓘ
Thames Valley region ⓘ
linked to:
Thames Valley
|
| regulator |
Drinking Water Inspectorate
ⓘ
Environment Agency ⓘ
linked to:
Environment Agency (England)
Ofwat ⓘ |
| sector | privately owned utility sector in England and Wales ⓘ |
| serves |
London
ⓘ
linked to:
London, England
Thames Valley ⓘ |
| serviceType |
drinking water supply
ⓘ
sewage treatment ⓘ wastewater management ⓘ |
| subjectTo |
drinking water quality regulation by the Drinking Water Inspectorate
ⓘ
economic regulation by Ofwat ⓘ environmental regulation by the Environment Agency ⓘ |
| suppliesWaterTo |
household customers
ⓘ
non-household customers ⓘ |
| treatsWastewaterFor |
business customers
ⓘ
household customers ⓘ |
| usesWaterSource |
groundwater sources
ⓘ
surface water sources ⓘ |
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: Thames Water Description of subject: Thames Water is the United Kingdom’s largest water and wastewater services company, supplying and treating water for millions of customers across London and the Thames Valley.
Referenced by (27)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Thames Water
linked to: Thames Water
linked to: Thames Water