Wilmington Oil Field
E522651
Wilmington Oil Field is a major urban oil field in the Los Angeles area known for its long history of petroleum production and extensive subsurface operations.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Wilmington Oil Field canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T5484674 — 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: Wilmington Oil Field Context triple: [Wilmington, Los Angeles, hasFeature, Wilmington Oil Field]
-
A.
Belridge Oil Field
Belridge Oil Field is one of California’s largest and most productive oil fields, located in the San Joaquin Valley and known for its extensive heavy oil and enhanced recovery operations.
-
B.
Oat Mountain Oil Field
Oat Mountain Oil Field is a petroleum-producing area located in the Oat Mountain region of the Santa Susana Mountains in Southern California.
-
C.
Midway-Sunset Oil Field
Midway-Sunset Oil Field is one of California’s largest and oldest producing oil fields, located in the southern San Joaquin Valley.
-
D.
Elk Hills oil field
The Elk Hills oil field is a major petroleum reserve in California that gained historical notoriety for its central role in the Teapot Dome scandal, one of the most infamous corruption cases in U.S. political history.
-
E.
Kuparuk River Oil Field
Kuparuk River Oil Field is one of Alaska’s largest and most productive North Slope oil fields, located west of Prudhoe Bay and developed primarily by ConocoPhillips.
- 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: Wilmington Oil Field Target entity description: Wilmington Oil Field is a major urban oil field in the Los Angeles area known for its long history of petroleum production and extensive subsurface operations.
-
A.
Belridge Oil Field
Belridge Oil Field is one of California’s largest and most productive oil fields, located in the San Joaquin Valley and known for its extensive heavy oil and enhanced recovery operations.
-
B.
Oat Mountain Oil Field
Oat Mountain Oil Field is a petroleum-producing area located in the Oat Mountain region of the Santa Susana Mountains in Southern California.
-
C.
Midway-Sunset Oil Field
Midway-Sunset Oil Field is one of California’s largest and oldest producing oil fields, located in the southern San Joaquin Valley.
-
D.
Elk Hills oil field
The Elk Hills oil field is a major petroleum reserve in California that gained historical notoriety for its central role in the Teapot Dome scandal, one of the most infamous corruption cases in U.S. political history.
-
E.
Kuparuk River Oil Field
Kuparuk River Oil Field is one of Alaska’s largest and most productive North Slope oil fields, located west of Prudhoe Bay and developed primarily by ConocoPhillips.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf | oil field ⓘ |
| adjacentTo |
industrial facilities
ⓘ
port infrastructure ⓘ residential neighborhoods ⓘ |
| approximateOriginalOilInPlace | over 3 billion barrels ⓘ |
| artificialIsland |
Island Chaffee
NERFINISHED
ⓘ
Island Freeman NERFINISHED ⓘ Island Grissom NERFINISHED ⓘ Island White ⓘ THUMS Islands NERFINISHED ⓘ |
| cityPartner | City of Long Beach NERFINISHED ⓘ |
| contains |
faulted anticline structure
ⓘ
multiple producing zones ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| cumulativeProduction | over 2 billion barrels of oil ⓘ |
| discovered | 1932 ⓘ |
| environmentalIssue | land subsidence in Long Beach area ⓘ |
| geologicalAge | Pliocene ⓘ |
| geologicalFormation |
Puente Formation
NERFINISHED
ⓘ
Repetto Formation NERFINISHED ⓘ |
| hasProductionWells | hundreds of wells historically ⓘ |
| industry | petroleum industry ⓘ |
| knownFor |
being one of the largest oil fields in the contiguous United States by original oil in place
ⓘ
extensive subsurface operations ⓘ urban oil production ⓘ use of steamflooding and enhanced oil recovery ⓘ use of waterflooding ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Long Beach, California NERFINISHED ⓘ Los Angeles Basin NERFINISHED ⓘ Los Angeles County NERFINISHED ⓘ Port of Los Angeles area NERFINISHED ⓘ Wilmington, Los Angeles NERFINISHED ⓘ |
| near |
Port of Long Beach
NERFINISHED
ⓘ
Port of Los Angeles NERFINISHED ⓘ San Pedro Bay NERFINISHED ⓘ |
| offshoreProductionFrom | artificial islands ⓘ |
| operator |
California Resources Corporation
NERFINISHED
ⓘ
City of Long Beach NERFINISHED ⓘ Various independent oil companies ⓘ |
| partOf | Southern California petroleum province NERFINISHED ⓘ |
| productionType |
offshore
ⓘ
onshore ⓘ |
| regulator | California Geologic Energy Management Division NERFINISHED ⓘ |
| resource |
crude oil
ⓘ
natural gas ⓘ |
| startOfProduction | 1930s ⓘ |
| status | producing ⓘ |
| subsidenceMitigation | water injection program ⓘ |
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: Wilmington Oil Field Description of subject: Wilmington Oil Field is a major urban oil field in the Los Angeles area known for its long history of petroleum production and extensive subsurface operations.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Wilmington, Los Angeles