National Primary Drinking Water Regulations
E57757
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| National Primary Drinking Water Regulations canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T459993 — 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: National Primary Drinking Water Regulations Context triple: [Safe Drinking Water Act, establishes, National Primary Drinking Water Regulations]
-
A.
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.
-
B.
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.
-
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.
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.
-
E.
National Ambient Air Quality Standards
The National Ambient Air Quality Standards are U.S. federal air pollution limits that set maximum allowable concentrations of key pollutants in outdoor air to protect public health and the environment.
- 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: National Primary Drinking Water Regulations Target entity description: 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.
-
A.
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.
-
B.
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.
-
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.
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.
-
E.
National Ambient Air Quality Standards
The National Ambient Air Quality Standards are U.S. federal air pollution limits that set maximum allowable concentrations of key pollutants in outdoor air to protect public health and the environment.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
United States federal regulation
ⓘ
drinking water standard ⓘ |
| appliesTo |
community water systems
ⓘ
groundwater systems ⓘ non-transient non-community water systems ⓘ public water systems ⓘ surface water systems ⓘ |
| authorityFrom | Safe Drinking Water Act ⓘ |
| basis |
feasibility of treatment technologies
ⓘ
health risk assessment ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| covers |
disinfectants
ⓘ
disinfection byproducts ⓘ inorganic chemicals ⓘ microbial contaminants ⓘ organic chemicals ⓘ radionuclides ⓘ |
| distinguishedFrom | National Secondary Drinking Water Regulations ⓘ |
| doesNotApplyTo | private household wells ⓘ |
| enforcedBy |
United States Environmental Protection Agency
ⓘ
state drinking water programs ⓘ |
| environmentalDomain | public health protection ⓘ |
| establishes |
analytical methods for contaminant measurement
ⓘ
compliance criteria for water systems ⓘ monitoring schedules for contaminants ⓘ |
| goal |
reduce risk of acute health effects from drinking water
ⓘ
reduce risk of chronic health effects from drinking water ⓘ |
| includes |
Maximum Contaminant Level Goals
ⓘ
Maximum Contaminant Levels ⓘ treatment techniques ⓘ |
| legalFramework |
Safe Drinking Water Act
ⓘ
surface form:
Safe Drinking Water Act regulatory program
|
| legalStatus | legally enforceable ⓘ |
| primaryPurpose | protection of human health ⓘ |
| regulatingAgency |
United States Environmental Protection Agency
ⓘ
surface form:
EPA
United States Environmental Protection Agency ⓘ |
| relatedTo | National Secondary Drinking Water Regulations ⓘ |
| requires |
consumer confidence reporting through annual water quality reports
ⓘ
monitoring of contaminants ⓘ periodic review and revision of standards ⓘ public notification of certain violations ⓘ recordkeeping by public water systems ⓘ reporting of violations ⓘ |
| scope | national ⓘ |
| sector | drinking water ⓘ |
| sets |
maximum contaminant levels
ⓘ
treatment technique requirements ⓘ |
| typeOfLimit | health-based contaminant limits ⓘ |
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: National Primary Drinking Water Regulations Description of subject: 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.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
National Secondary Drinking Water Regulations
→
areDistinctFrom
→
National Primary Drinking Water Regulations
ⓘ