Surface Water Treatment Rule
E207913
The Surface Water Treatment Rule is a U.S. Environmental Protection Agency regulation that sets standards and treatment requirements to protect public health from pathogens in drinking water drawn from surface sources such as rivers, lakes, and reservoirs.
All labels observed (4)
How this entity was disambiguated
This entity first appeared as the object of triple T1857450 — 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: Surface Water Treatment Rule Context triple: [Croton Water Filtration Plant, regulatoryContext, Surface Water Treatment Rule]
-
A.
National Primary Drinking Water Regulations
The National Primary Drinking Water Regulations are U.S. federal standards that set legally enforceable limits on contaminants in public drinking water systems to protect human health.
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B.
Safe Drinking Water Act
The Safe Drinking Water Act is a U.S. federal law that protects public health by regulating the nation’s public drinking water supply and setting standards for water quality.
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C.
National Pollutant Discharge Elimination System
The National Pollutant Discharge Elimination System is a U.S. regulatory permitting program that controls water pollution by regulating point-source discharges of pollutants into waters of the United States.
-
D.
Drinking Water Standards and Health Advisories
Drinking Water Standards and Health Advisories is a U.S. EPA reference document that provides health-based guidance and regulatory benchmarks for contaminants in drinking water to help protect public health.
-
E.
Water Quality Act of 1965
The Water Quality Act of 1965 was a U.S. federal law that strengthened national efforts to control water pollution by requiring states to establish and enforce water quality standards for interstate waters.
- 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: Surface Water Treatment Rule Target entity description: The Surface Water Treatment Rule is a U.S. Environmental Protection Agency regulation that sets standards and treatment requirements to protect public health from pathogens in drinking water drawn from surface sources such as rivers, lakes, and reservoirs.
-
A.
National Primary Drinking Water Regulations
The National Primary Drinking Water Regulations are U.S. federal standards that set legally enforceable limits on contaminants in public drinking water systems to protect human health.
-
B.
Safe Drinking Water Act
The Safe Drinking Water Act is a U.S. federal law that protects public health by regulating the nation’s public drinking water supply and setting standards for water quality.
-
C.
National Pollutant Discharge Elimination System
The National Pollutant Discharge Elimination System is a U.S. regulatory permitting program that controls water pollution by regulating point-source discharges of pollutants into waters of the United States.
-
D.
Drinking Water Standards and Health Advisories
Drinking Water Standards and Health Advisories is a U.S. EPA reference document that provides health-based guidance and regulatory benchmarks for contaminants in drinking water to help protect public health.
-
E.
Water Quality Act of 1965
The Water Quality Act of 1965 was a U.S. federal law that strengthened national efforts to control water pollution by requiring states to establish and enforce water quality standards for interstate waters.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
United States federal regulation
ⓘ
drinking water regulation ⓘ |
| administeredBy | United States Environmental Protection Agency ⓘ |
| aimsTo | protect public health from pathogens in drinking water ⓘ |
| appliesTo |
community water systems
ⓘ
drinking water from lakes ⓘ drinking water from reservoirs ⓘ drinking water from rivers ⓘ non-transient non-community water systems ⓘ water drawn from surface sources such as rivers, lakes, and reservoirs ⓘ |
| concerns | pathogens in drinking water drawn from surface sources ⓘ |
| environmentalMedium | surface water ⓘ |
| focusesOn |
disinfection requirements
ⓘ
filtration requirements ⓘ microbial contaminants ⓘ |
| goal |
improve control of pathogens in surface water supplies
ⓘ
reduce waterborne disease outbreaks ⓘ |
| hasSupplement |
Interim Enhanced Surface Water Treatment Rule
ⓘ
linked to:
Surface Water Treatment Rule
Long Term 1 Enhanced Surface Water Treatment Rule ⓘ
linked to:
Surface Water Treatment Rule
Long Term 2 Enhanced Surface Water Treatment Rule ⓘ
linked to:
Surface Water Treatment Rule
|
| implementedBy | state drinking water programs under EPA oversight ⓘ |
| jurisdiction |
United States
ⓘ
linked to:
United States of America
|
| legalBasis | Safe Drinking Water Act ⓘ |
| objective | ensure adequate filtration and disinfection of surface water sources ⓘ |
| partOf | Safe Drinking Water Act implementation ⓘ |
| protectsAgainst |
waterborne bacteria
ⓘ
waterborne protozoa ⓘ waterborne viruses ⓘ |
| regulates |
public water systems using groundwater under the direct influence of surface water
ⓘ
public water systems using surface water sources ⓘ |
| requires |
disinfection of surface water supplies
ⓘ
filtration of surface water supplies unless specific criteria are met ⓘ monitoring of disinfectant residuals ⓘ monitoring of microbial indicators ⓘ monitoring of turbidity ⓘ treatment technique requirements instead of only maximum contaminant levels ⓘ |
| sector | drinking water ⓘ |
| setsStandardFor |
Giardia lamblia control in drinking water
ⓘ
Legionella control in drinking water ⓘ disinfectant residual levels in distribution systems ⓘ disinfection contact time ⓘ turbidity in filtered water ⓘ viruses control in drinking water ⓘ |
| typeOfStandard | treatment technique rule ⓘ |
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: Surface Water Treatment Rule Description of subject: The Surface Water Treatment Rule is a U.S. Environmental Protection Agency regulation that sets standards and treatment requirements to protect public health from pathogens in drinking water drawn from surface sources such as rivers, lakes, and reservoirs.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Surface Water Treatment Rule
linked to: Surface Water Treatment Rule
linked to: Surface Water Treatment Rule
Filtration Avoidance Determination system
→
relatedTo
→
Long Term 2 Enhanced Surface Water Treatment Rule
ⓘ
linked to: Surface Water Treatment Rule