Brawley Seismic Zone
E311259
The Brawley Seismic Zone is an active tectonic region in Southern California characterized by frequent small to moderate earthquakes and complex faulting that links the Imperial and southern San Andreas faults.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Brawley Seismic Zone canonical | 3 |
| Brawley seismic zone | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2940030 — 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: Brawley Seismic Zone Context triple: [Salton Trough, associatedWith, Brawley Seismic Zone]
-
A.
San Jacinto Fault Zone
The San Jacinto Fault Zone is a major active strike-slip fault system in Southern California that accommodates a significant portion of the region’s tectonic motion and poses substantial earthquake hazard.
-
B.
Gloria Fault
The Gloria Fault is a major transform fault in the North Atlantic Ocean that forms part of the boundary between the Eurasian and African tectonic plates near the Azores region.
-
C.
San Andreas Fault
The San Andreas Fault is a major tectonic boundary in California where the Pacific and North American plates meet, notorious for generating powerful earthquakes.
-
D.
Hayward Fault
The Hayward Fault is a major geologic fault in the San Francisco Bay Area known for its high seismic risk and potential to generate powerful earthquakes.
-
E.
Heezen Fault Zone
The Heezen Fault Zone is a major undersea geological fault system named in honor of American oceanographer Bruce C. Heezen, recognized for his pioneering work in mapping the ocean floor.
- 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: Brawley Seismic Zone Target entity description: The Brawley Seismic Zone is an active tectonic region in Southern California characterized by frequent small to moderate earthquakes and complex faulting that links the Imperial and southern San Andreas faults.
-
A.
San Jacinto Fault Zone
The San Jacinto Fault Zone is a major active strike-slip fault system in Southern California that accommodates a significant portion of the region’s tectonic motion and poses substantial earthquake hazard.
-
B.
Gloria Fault
The Gloria Fault is a major transform fault in the North Atlantic Ocean that forms part of the boundary between the Eurasian and African tectonic plates near the Azores region.
-
C.
San Andreas Fault
The San Andreas Fault is a major tectonic boundary in California where the Pacific and North American plates meet, notorious for generating powerful earthquakes.
-
D.
Hayward Fault
The Hayward Fault is a major geologic fault in the San Francisco Bay Area known for its high seismic risk and potential to generate powerful earthquakes.
-
E.
Heezen Fault Zone
The Heezen Fault Zone is a major undersea geological fault system named in honor of American oceanographer Bruce C. Heezen, recognized for his pioneering work in mapping the ocean floor.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
seismic zone
ⓘ
tectonic region ⓘ |
| associatedWith |
Salton Sea Geothermal Field
ⓘ
surface form:
Salton Sea geothermal field
geothermal activity ⓘ |
| characterizedBy |
complex faulting
ⓘ
frequent small earthquakes ⓘ moderate earthquakes ⓘ |
| connectsSegmentOf |
Imperial Fault
ⓘ
San Andreas Fault ⓘ
surface form:
San Andreas Fault system
|
| country |
United States of America
ⓘ
surface form:
United States
|
| geologicalProvince |
Basin and Range–Salton Trough transition zone
ⓘ
surface form:
Basin and Range–Salton Trough transition
|
| hasDeformationStyle |
crustal extension
ⓘ
distributed faulting ⓘ shear deformation ⓘ |
| hasFaultType |
normal faulting
ⓘ
oblique-slip faulting ⓘ strike-slip faulting ⓘ |
| hasSeismicBehavior | swarm-like activity ⓘ |
| hazardType | earthquake hazard ⓘ |
| isKeyFor | understanding southern San Andreas seismic hazard ⓘ |
| isPartOf |
San Andreas Fault
ⓘ
surface form:
southern San Andreas Fault system
|
| knownFor | earthquake swarms ⓘ |
| links |
Imperial Fault Zone
ⓘ
San Andreas Fault ⓘ
surface form:
southern San Andreas Fault
|
| locatedIn |
Imperial Valley
ⓘ
Salton Trough ⓘ Southern California ⓘ |
| monitoredBy |
California Integrated Seismic Network
ⓘ
surface form:
Southern California Seismic Network
United States Geological Survey ⓘ |
| near |
Brawley
ⓘ
surface form:
Brawley, California
Salton Sea ⓘ |
| orientation | northwest–southeast ⓘ |
| partOf |
Pacific–North American plate boundary system
ⓘ
surface form:
Pacific–North American plate boundary
|
| plateOnEast | North American Plate ⓘ |
| plateOnWest | Pacific Plate ⓘ |
| region |
Imperial County
ⓘ
surface form:
Imperial County, California
|
| riskTo | infrastructure in Imperial Valley ⓘ |
| roleInTectonicSystem | transfer zone between major faults ⓘ |
| seismicityLevel | high ⓘ |
| studiedBy | seismologists ⓘ |
| studiedFor |
earthquake triggering
ⓘ
fault interaction ⓘ |
| tectonicSetting | transform plate boundary ⓘ |
| timeScaleOfActivity | Holocene to present ⓘ |
| typicalEarthquakeMagnitudeRange | less than 5.0 ⓘ |
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: Brawley Seismic Zone Description of subject: The Brawley Seismic Zone is an active tectonic region in Southern California characterized by frequent small to moderate earthquakes and complex faulting that links the Imperial and southern San Andreas faults.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Brawley seismic zone