Hyderabad water supply system
E353462
The Hyderabad water supply system is the network of reservoirs, treatment plants, and distribution infrastructure that provides drinking water to the city of Hyderabad and its surrounding areas.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Hyderabad water supply system canonical | 3 |
| Hyderabad water reservoirs | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3387173 — 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: Hyderabad water supply system Context triple: [Osman Sagar, partOf, Hyderabad water supply system]
-
A.
Haiderpur Water Treatment Plant
Haiderpur Water Treatment Plant is a major facility in Delhi that treats raw water from the Yamuna River system to supply potable water to the city.
-
B.
Chandrawal Water Treatment Plant
Chandrawal Water Treatment Plant is one of Delhi’s major water treatment facilities, processing raw water from the Yamuna River to supply potable water to the city.
-
C.
Cauvery irrigation system
The Cauvery irrigation system is a major network of dams, canals, and reservoirs in southern India that distributes the waters of the Cauvery River and its tributaries for agricultural and drinking purposes.
-
D.
Kalpasar project
The Kalpasar project is a proposed large-scale dam and freshwater reservoir scheme in Gujarat, India, intended to store Narmada River waters, provide irrigation and drinking water, and improve regional infrastructure.
-
E.
Prakasam Barrage
Prakasam Barrage is a major masonry dam and road bridge in Vijayawada, Andhra Pradesh, that regulates the Krishna River and supports irrigation and water supply for the surrounding 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: Hyderabad water supply system Target entity description: The Hyderabad water supply system is the network of reservoirs, treatment plants, and distribution infrastructure that provides drinking water to the city of Hyderabad and its surrounding areas.
-
A.
Haiderpur Water Treatment Plant
Haiderpur Water Treatment Plant is a major facility in Delhi that treats raw water from the Yamuna River system to supply potable water to the city.
-
B.
Chandrawal Water Treatment Plant
Chandrawal Water Treatment Plant is one of Delhi’s major water treatment facilities, processing raw water from the Yamuna River to supply potable water to the city.
-
C.
Cauvery irrigation system
The Cauvery irrigation system is a major network of dams, canals, and reservoirs in southern India that distributes the waters of the Cauvery River and its tributaries for agricultural and drinking purposes.
-
D.
Kalpasar project
The Kalpasar project is a proposed large-scale dam and freshwater reservoir scheme in Gujarat, India, intended to store Narmada River waters, provide irrigation and drinking water, and improve regional infrastructure.
-
E.
Prakasam Barrage
Prakasam Barrage is a major masonry dam and road bridge in Vijayawada, Andhra Pradesh, that regulates the Krishna River and supports irrigation and water supply for the surrounding region.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
urban infrastructure network
ⓘ
water supply system ⓘ |
| abbreviation | HMWSSB ⓘ |
| country | India ⓘ |
| distributionMode |
piped water supply
ⓘ
tanker supply during shortages ⓘ |
| earlierGoverningBody | Government of Andhra Pradesh ⓘ |
| facesIssue |
groundwater depletion
ⓘ
leakage losses ⓘ non-revenue water ⓘ pollution of local lakes ⓘ water scarcity in summer ⓘ |
| governedBy | Government of Telangana ⓘ |
| hasChallenge |
climate variability
ⓘ
increasing water demand ⓘ rapid urbanization ⓘ |
| hasComponent |
distribution network
ⓘ
pumping station ⓘ reservoir ⓘ service reservoirs ⓘ transmission mains ⓘ water treatment plant ⓘ |
| hasPolicyGoal |
24x7 water supply
ⓘ
coverage expansion to peripheral areas ⓘ reduction of non-revenue water ⓘ |
| locatedInFormerState | Andhra Pradesh ⓘ |
| locatedInState | Telangana ⓘ |
| managedBy | Hyderabad Metropolitan Water Supply and Sewerage Board ⓘ |
| primaryWaterSource |
Godavari
ⓘ
surface form:
Godavari River
Himayat Sagar ⓘ Krishna River ⓘ Manjara River ⓘ
surface form:
Manjira River
Osman Sagar ⓘ Singur Dam ⓘ |
| relatedInfrastructure | Hyderabad sewerage system ⓘ |
| servesCity | Hyderabad ⓘ |
| servesPopulation |
commercial establishments
ⓘ
industrial units ⓘ urban households ⓘ |
| servesRegion | Hyderabad Metropolitan Region ⓘ |
| usesGroundwater | true ⓘ |
| usesSurfaceWater | true ⓘ |
| usesTreatmentProcess |
coagulation
ⓘ
disinfection ⓘ filtration ⓘ |
| waterQualityStandard | drinking water standard ⓘ |
| waterUseType |
domestic water supply
ⓘ
drinking water supply ⓘ industrial water 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: Hyderabad water supply system Description of subject: The Hyderabad water supply system is the network of reservoirs, treatment plants, and distribution infrastructure that provides drinking water to the city of Hyderabad and its surrounding areas.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Hyderabad water reservoirs