Hopkinton public water supply system
E716878
The Hopkinton public water supply system is the municipal infrastructure that provides treated drinking water to the town of Hopkinton, Massachusetts, drawing from sources such as Echo Lake Reservoir.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hopkinton public water supply system canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8185914 — 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: Hopkinton public water supply system Context triple: [Echo Lake Reservoir, isPartOf, Hopkinton public water supply system]
-
A.
Hopkinton Center Historic District
Hopkinton Center Historic District is a preserved historic core of Hopkinton, Massachusetts, featuring notable 18th- and 19th-century architecture and the traditional civic and commercial center of the town.
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B.
Middlesex Fells Reservation water system
The Middlesex Fells Reservation water system is a network of reservoirs and related infrastructure in Massachusetts that historically supplied drinking water and now supports recreation and conservation within the Middlesex Fells Reservation.
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C.
Hopkinton Reservoir
Hopkinton Reservoir is a man-made lake in Hopkinton, Massachusetts, popular for recreation such as swimming, fishing, and boating within Hopkinton State Park.
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D.
Hopkinton, Massachusetts
Hopkinton, Massachusetts is a suburban New England town best known as the starting point of the Boston Marathon.
-
E.
Hopkinton, New Hampshire
Hopkinton, New Hampshire is a small town in Merrimack County known for its historic village centers, rural character, and annual Hopkinton State Fair.
- 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: Hopkinton public water supply system Target entity description: The Hopkinton public water supply system is the municipal infrastructure that provides treated drinking water to the town of Hopkinton, Massachusetts, drawing from sources such as Echo Lake Reservoir.
-
A.
Hopkinton Center Historic District
Hopkinton Center Historic District is a preserved historic core of Hopkinton, Massachusetts, featuring notable 18th- and 19th-century architecture and the traditional civic and commercial center of the town.
-
B.
Middlesex Fells Reservation water system
The Middlesex Fells Reservation water system is a network of reservoirs and related infrastructure in Massachusetts that historically supplied drinking water and now supports recreation and conservation within the Middlesex Fells Reservation.
-
C.
Hopkinton Reservoir
Hopkinton Reservoir is a man-made lake in Hopkinton, Massachusetts, popular for recreation such as swimming, fishing, and boating within Hopkinton State Park.
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D.
Hopkinton, Massachusetts
Hopkinton, Massachusetts is a suburban New England town best known as the starting point of the Boston Marathon.
-
E.
Hopkinton, New Hampshire
Hopkinton, New Hampshire is a small town in Merrimack County known for its historic village centers, rural character, and annual Hopkinton State Fair.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
municipal infrastructure
ⓘ
public water supply system ⓘ |
| compliesWith |
federal drinking water standards
ⓘ
state drinking water standards ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| distributionMedium | underground water pipes ⓘ |
| followsStandard |
Massachusetts drinking water regulations
ⓘ
Safe Drinking Water Act (United States) ⓘ
linked to:
Safe Drinking Water Act
|
| hasComponent |
pumping stations
ⓘ
service connections ⓘ water distribution mains ⓘ water storage tanks ⓘ water treatment facilities ⓘ |
| hasCustomerType |
commercial customers
ⓘ
municipal facilities ⓘ residential customers ⓘ |
| infrastructureType | critical infrastructure ⓘ |
| locatedIn | Hopkinton, Massachusetts ⓘ |
| locatedInAdministrativeTerritory |
Middlesex County, Massachusetts
ⓘ
Worcester County, Massachusetts ⓘ |
| locatedInState | Massachusetts ⓘ |
| operatedBy |
Town of Hopkinton
ⓘ
linked to:
Hopkinton, Massachusetts
|
| ownedBy |
Town of Hopkinton
ⓘ
linked to:
Hopkinton, Massachusetts
|
| purpose |
commercial water supply
ⓘ
domestic water supply ⓘ fire protection water supply ⓘ public health protection ⓘ |
| regulatoryJurisdiction |
Massachusetts Department of Environmental Protection
ⓘ
United States Environmental Protection Agency ⓘ |
| sector | public utility ⓘ |
| serves |
Town of Hopkinton, Massachusetts
ⓘ
linked to:
Hopkinton, Massachusetts
|
| serviceProvided | treated drinking water ⓘ |
| usesWaterSource | Echo Lake Reservoir ⓘ |
| utilityType | drinking water utility ⓘ |
| waterQualityMonitoring | routine sampling and testing ⓘ |
| waterTreatmentProcess |
chemical treatment
ⓘ
disinfection ⓘ filtration ⓘ |
| waterUseType | potable 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: Hopkinton public water supply system Description of subject: The Hopkinton public water supply system is the municipal infrastructure that provides treated drinking water to the town of Hopkinton, Massachusetts, drawing from sources such as Echo Lake Reservoir.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.