South West Water
E945598
South West Water is a UK water and wastewater services company that supplies and treats water for customers primarily in Devon, Cornwall, and surrounding regions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| South West Water canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T11768155 — 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: South West Water Context triple: [Pennon Group, subsidiary, South West Water]
-
A.
Bristol Water
Bristol Water is a regional water supply company in southwest England responsible for providing drinking water and managing key reservoirs and infrastructure in and around Bristol.
-
B.
Northumbrian Water
Northumbrian Water is a major water supply and wastewater services company serving the North East of England.
-
C.
Thames Water
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.
-
D.
Severn Trent Water
Severn Trent Water is a major UK water and wastewater services company supplying and managing water resources across the Midlands and surrounding regions.
-
E.
Derwent Valley Water Board
The Derwent Valley Water Board was a public authority in England responsible for developing and managing major water supply reservoirs and infrastructure in the Derwent Valley 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: South West Water Target entity description: South West Water is a UK water and wastewater services company that supplies and treats water for customers primarily in Devon, Cornwall, and surrounding regions.
-
A.
Bristol Water
Bristol Water is a regional water supply company in southwest England responsible for providing drinking water and managing key reservoirs and infrastructure in and around Bristol.
-
B.
Northumbrian Water
Northumbrian Water is a major water supply and wastewater services company serving the North East of England.
-
C.
Thames Water
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.
-
D.
Severn Trent Water
Severn Trent Water is a major UK water and wastewater services company supplying and managing water resources across the Midlands and surrounding regions.
-
E.
Derwent Valley Water Board
The Derwent Valley Water Board was a public authority in England responsible for developing and managing major water supply reservoirs and infrastructure in the Derwent Valley region.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
public utility company
ⓘ
water and wastewater services company ⓘ |
| country | United Kingdom ⓘ |
| countryOfHeadquarters |
England
ⓘ
United Kingdom ⓘ |
| hasCustomerType |
business customers
ⓘ
household customers ⓘ industrial customers ⓘ non-household customers ⓘ |
| hasObligation |
ensure continuity of water supply
ⓘ
maintain drinking water quality standards ⓘ manage leakage levels ⓘ meet environmental discharge consents ⓘ protect the environment in its operations ⓘ |
| hasTariffType |
metered water charges
ⓘ
sewerage charges ⓘ unmetered water charges ⓘ |
| headquartersLocation | Exeter ⓘ |
| headquartersRegion | Devon ⓘ |
| industry |
wastewater treatment
ⓘ
water supply ⓘ |
| legalForm | public limited company ⓘ |
| operatesInSector | regulated utilities ⓘ |
| parentCompany | Pennon Group ⓘ |
| providesInfrastructure |
sewerage network
ⓘ
wastewater treatment works ⓘ water distribution network ⓘ water treatment works ⓘ |
| regionServed |
coastal communities in South West England
ⓘ
rural areas of South West England ⓘ |
| regulator |
Drinking Water Inspectorate
ⓘ
Environment Agency ⓘ
linked to:
Environment Agency (England)
Ofwat ⓘ |
| regulatoryPeriod |
AMP7
ⓘ
AMP8 ⓘ |
| serviceArea |
Bournemouth area
ⓘ
Bristol area ⓘ Cornwall ⓘ Devon ⓘ Dorset ⓘ Somerset ⓘ South West England ⓘ
linked to:
southwest England
Wiltshire ⓘ |
| serviceType |
potable water supply
ⓘ
sewage collection ⓘ surface water drainage ⓘ trade effluent services ⓘ wastewater treatment ⓘ |
| stockExchange | London Stock Exchange ⓘ |
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: South West Water Description of subject: South West Water is a UK water and wastewater services company that supplies and treats water for customers primarily in Devon, Cornwall, and surrounding regions.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.