New Source Performance Standards
E31151
New Source Performance Standards are U.S. federal air pollution regulations that set emission limits and control requirements for newly built or significantly modified industrial sources.
All labels observed (2)
| Label | Occurrences |
|---|---|
| New Source Performance Standards canonical | 5 |
| New Source Performance Standards program | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T240922 — 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: New Source Performance Standards Context triple: [Clean Air Act, establishes, New Source Performance Standards]
-
A.
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.
-
B.
National Air Toxics Assessment
The National Air Toxics Assessment is a nationwide screening tool that estimates health risks from exposure to hazardous air pollutants in the United States.
-
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.
Inventory of U.S. Greenhouse Gas Emissions and Sinks
The Inventory of U.S. Greenhouse Gas Emissions and Sinks is an official annual report that quantifies and analyzes the nation’s greenhouse gas emissions and removals across economic sectors to track progress and inform climate policy.
-
E.
Clean Air Act
The Clean Air Act is a landmark U.S. federal law that regulates air emissions from stationary and mobile sources to protect public health and the environment from air pollution.
- 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: New Source Performance Standards Target entity description: New Source Performance Standards are U.S. federal air pollution regulations that set emission limits and control requirements for newly built or significantly modified industrial sources.
-
A.
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.
-
B.
National Air Toxics Assessment
The National Air Toxics Assessment is a nationwide screening tool that estimates health risks from exposure to hazardous air pollutants in the United States.
-
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.
Inventory of U.S. Greenhouse Gas Emissions and Sinks
The Inventory of U.S. Greenhouse Gas Emissions and Sinks is an official annual report that quantifies and analyzes the nation’s greenhouse gas emissions and removals across economic sectors to track progress and inform climate policy.
-
E.
Clean Air Act
The Clean Air Act is a landmark U.S. federal law that regulates air emissions from stationary and mobile sources to protect public health and the environment from air pollution.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
United States federal air pollution regulation
ⓘ
emission standard ⓘ |
| appliesTo |
modified stationary sources
ⓘ
new stationary sources ⓘ reconstructed stationary sources ⓘ |
| appliesWhen |
a source is modified in a way that increases emissions
ⓘ
a source is reconstructed with costs above regulatory thresholds ⓘ construction of a new source begins after the applicability date of the standard ⓘ |
| codifiedIn | 40 CFR Part 60 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| distinguishedFrom |
National Ambient Air Quality Standards
ⓘ
NESHAP ⓘ
surface form:
National Emission Standards for Hazardous Air Pollutants
|
| enforcementBy |
United States Environmental Protection Agency
ⓘ
state environmental agencies ⓘ |
| firstPromulgatedBy | United States Environmental Protection Agency ⓘ |
| firstPromulgatedUnder |
Clean Air Act
ⓘ
surface form:
1970 Clean Air Act amendments
|
| keyConcept |
best system of emission reduction
ⓘ
new source review distinction from existing sources ⓘ |
| legalBasis |
Clean Air Act
ⓘ
Clean Air Act ⓘ
surface form:
Section 111 of the Clean Air Act
|
| purpose |
control emissions that endanger public health or welfare
ⓘ
limit air pollutant emissions from new and modified industrial sources ⓘ |
| regulates |
carbon dioxide emissions
ⓘ
carbon monoxide emissions ⓘ greenhouse gas emissions ⓘ methane emissions ⓘ nitrogen oxides emissions ⓘ particulate matter emissions ⓘ sulfur dioxide emissions ⓘ volatile organic compound emissions ⓘ |
| regulatingAuthority | United States Environmental Protection Agency ⓘ |
| regulatoryApproach |
performance-based emission limits
ⓘ
technology-based standards ⓘ |
| regulatoryCitationExample |
40 CFR Part 60 Subpart Da
ⓘ
40 CFR Part 60 Subpart OOOO ⓘ 40 CFR Part 60 Subpart OOOOa ⓘ |
| scope |
cement plants
ⓘ
fossil fuel-fired power plants ⓘ industrial source categories ⓘ landfills ⓘ municipal waste combustors ⓘ oil and natural gas production and processing facilities ⓘ petroleum refineries ⓘ |
| shortName | NSPS ⓘ |
| standardType |
monitoring requirements
ⓘ
numerical emission limits ⓘ recordkeeping requirements ⓘ reporting requirements ⓘ work practice standards ⓘ |
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: New Source Performance Standards Description of subject: New Source Performance Standards are U.S. federal air pollution regulations that set emission limits and control requirements for newly built or significantly modified industrial sources.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Clean Air Act
this entity surface form:
New Source Performance Standards program