PJM Interconnection
E236577
PJM Interconnection is a regional transmission organization (RTO) that coordinates the movement of wholesale electricity across parts of the eastern United States, operating one of the world’s largest competitive power markets.
All labels observed (4)
| Label | Occurrences |
|---|---|
| PJM Interconnection canonical | 6 |
| PJM | 1 |
| PJM Interconnection, L.L.C. | 1 |
| PJM regional transmission organization | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2126753 — 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.
Target entity: PJM Interconnection Context triple: [Hope Creek Nuclear Generating Station, gridConnection, PJM Interconnection]
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A.
National Grid
National Grid is a major British multinational electricity and gas utility company responsible for operating and maintaining the high-voltage power transmission network in Great Britain.
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B.
Exelon
Exelon is a major American energy company and utility services holding corporation, known for operating one of the largest fleets of nuclear power plants in the United States.
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C.
Xcel Energy
Xcel Energy is a major U.S. electric and natural gas utility company serving millions of customers across several Midwestern and Western states.
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D.
Puerto Rico Electric Power Authority
The Puerto Rico Electric Power Authority is the public corporation responsible for generating, transmitting, and distributing electricity across Puerto Rico.
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E.
New York Power Authority
The New York Power Authority is a New York State public power organization that generates and transmits electricity and manages key infrastructure assets across the state.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: PJM Interconnection Target entity description: PJM Interconnection is a regional transmission organization (RTO) that coordinates the movement of wholesale electricity across parts of the eastern United States, operating one of the world’s largest competitive power markets.
-
A.
National Grid
National Grid is a major British multinational electricity and gas utility company responsible for operating and maintaining the high-voltage power transmission network in Great Britain.
-
B.
Exelon
Exelon is a major American energy company and utility services holding corporation, known for operating one of the largest fleets of nuclear power plants in the United States.
-
C.
Xcel Energy
Xcel Energy is a major U.S. electric and natural gas utility company serving millions of customers across several Midwestern and Western states.
-
D.
Puerto Rico Electric Power Authority
The Puerto Rico Electric Power Authority is the public corporation responsible for generating, transmitting, and distributing electricity across Puerto Rico.
-
E.
New York Power Authority
The New York Power Authority is a New York State public power organization that generates and transmits electricity and manages key infrastructure assets across the state.
- F. None of above. chosen
Statements (67)
| Predicate | Object |
|---|---|
| instanceOf |
independent system operator
ⓘ
regional transmission organization ⓘ wholesale electricity market operator ⓘ |
| abbreviation |
PJM Interconnection
self-linksurface differs
ⓘ
surface form:
PJM
|
| coordinates |
bulk power system operations
ⓘ
wholesale electricity transmission ⓘ |
| coordinatesWith |
neighboring independent system operators
ⓘ
neighboring regional transmission organizations ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| coversStateOrTerritory |
Delaware
ⓘ
District of Columbia ⓘ Illinois ⓘ Indiana ⓘ Kentucky ⓘ Maryland ⓘ Michigan ⓘ New Jersey, United States ⓘ
surface form:
New Jersey
North Carolina ⓘ Ohio ⓘ Pennsylvania ⓘ Tennessee ⓘ Virginia ⓘ West Virginia ⓘ part of Illinois ⓘ part of Indiana ⓘ part of Kentucky ⓘ part of Michigan ⓘ part of North Carolina ⓘ part of Tennessee ⓘ |
| formerName |
Pennsylvania-New Jersey Interconnection
ⓘ
Pennsylvania-New Jersey Interconnection ⓘ
surface form:
Pennsylvania-New Jersey-Maryland Interconnection
|
| founded | 1927 ⓘ |
| fullName |
PJM Interconnection
self-linksurface differs
ⓘ
surface form:
PJM Interconnection, L.L.C.
|
| function |
administering open-access transmission service
ⓘ
ensuring reliability of the bulk electric system ⓘ planning regional transmission expansion ⓘ |
| gridSize | one of the largest power grids in North America ⓘ |
| hasMember |
demand response providers
ⓘ
electric utilities ⓘ end-use customers ⓘ power generators ⓘ power marketers ⓘ transmission owners ⓘ |
| headquartersLocation |
Norristown, Pennsylvania, United States
ⓘ
surface form:
Norristown, Pennsylvania
Valley Forge National Historical Park ⓘ
surface form:
Valley Forge, Pennsylvania
|
| implements | locational marginal pricing ⓘ |
| jurisdiction |
Mid-Atlantic states
ⓘ
surface form:
Mid-Atlantic United States
Midwestern United States ⓘ Southern United States ⓘ |
| languageOfWorkOrName | English ⓘ |
| marketSize | one of the world’s largest competitive power markets ⓘ |
| membershipType | member-owned ⓘ |
| operates |
ancillary services markets
ⓘ
capacity market ⓘ competitive wholesale electricity markets ⓘ day-ahead energy market ⓘ real-time energy market ⓘ |
| operatesInSector | electric power industry ⓘ |
| regulates | wholesale electricity markets ⓘ |
| regulatoryAuthority | Federal Energy Regulatory Commission ⓘ |
| serviceType |
market administration
ⓘ
regional transmission coordination ⓘ reliability coordination ⓘ system planning ⓘ |
| uses |
capacity market auctions
ⓘ
energy market auctions ⓘ |
| website | https://www.pjm.com ⓘ |
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.
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.
Subject: PJM Interconnection Description of subject: PJM Interconnection is a regional transmission organization (RTO) that coordinates the movement of wholesale electricity across parts of the eastern United States, operating one of the world’s largest competitive power markets.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.