Imperial Valley geothermal area
E1028735
The Imperial Valley geothermal area is a major geothermal resource region in Southern California’s Imperial Valley, known for its numerous geothermal fields and power plants that tap into high-temperature underground heat.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Calipatria geothermal field | 1 |
| Cerro Prieto geothermal field | 1 |
| Imperial Valley geothermal area canonical | 1 |
| Salton Sea geothermal system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13209251 — 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: Imperial Valley geothermal area Context triple: [Heber Geothermal Field, partOf, Imperial Valley geothermal area]
-
A.
Brawley Geothermal Field
Brawley Geothermal Field is a geothermal resource area in Southern California known for its high-temperature geothermal reservoirs and associated power generation within the Salton Trough.
-
B.
Heber Geothermal Field
Heber Geothermal Field is a significant geothermal resource area in Southern California’s Imperial Valley, known for its high-temperature reservoirs used for electric power generation.
-
C.
Casa Diablo geothermal field
Casa Diablo geothermal field is a geothermal power and hot-spring area near California’s Long Valley Caldera that taps volcanic heat for energy production.
-
D.
Saline Valley Hot Springs
Saline Valley Hot Springs is a remote, clothing-optional natural hot spring oasis in California’s Death Valley National Park, popular with campers and off-road enthusiasts.
-
E.
Tecopa Hot Springs
Tecopa Hot Springs is a natural geothermal bathing area and rustic desert retreat in Inyo County, California, known for its mineral-rich soaking pools and proximity to Death Valley.
- 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: Imperial Valley geothermal area Target entity description: The Imperial Valley geothermal area is a major geothermal resource region in Southern California’s Imperial Valley, known for its numerous geothermal fields and power plants that tap into high-temperature underground heat.
-
A.
Brawley Geothermal Field
Brawley Geothermal Field is a geothermal resource area in Southern California known for its high-temperature geothermal reservoirs and associated power generation within the Salton Trough.
-
B.
Heber Geothermal Field
Heber Geothermal Field is a significant geothermal resource area in Southern California’s Imperial Valley, known for its high-temperature reservoirs used for electric power generation.
-
C.
Casa Diablo geothermal field
Casa Diablo geothermal field is a geothermal power and hot-spring area near California’s Long Valley Caldera that taps volcanic heat for energy production.
-
D.
Saline Valley Hot Springs
Saline Valley Hot Springs is a remote, clothing-optional natural hot spring oasis in California’s Death Valley National Park, popular with campers and off-road enthusiasts.
-
E.
Tecopa Hot Springs
Tecopa Hot Springs is a natural geothermal bathing area and rustic desert retreat in Inyo County, California, known for its mineral-rich soaking pools and proximity to Death Valley.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
geothermal field complex
ⓘ
geothermal resource region ⓘ |
| associatedWith |
Imperial Irrigation District
ⓘ
Salton Sea ⓘ renewable portfolio standards in California ⓘ |
| characterizedBy |
extensive geothermal brine systems
ⓘ
high heat flow ⓘ high-temperature geothermal reservoirs ⓘ |
| contains |
Brawley geothermal field
ⓘ
linked to:
Brawley Geothermal Field
Calipatria geothermal field ⓘ
linked to:
Imperial Valley geothermal area
East Mesa geothermal field ⓘ Heber geothermal field ⓘ
linked to:
Heber Geothermal Field
Niland geothermal field ⓘ North Brawley geothermal field ⓘ
linked to:
Brawley Geothermal Field
Salton Sea geothermal field ⓘ
linked to:
Salton Sea Geothermal Field
multiple geothermal power plants ⓘ |
| contributesTo |
California renewable energy mix
ⓘ
baseload renewable power supply ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| energyType | geothermal energy ⓘ |
| environmentalConcern |
brine and chemical management
ⓘ
induced seismicity risk ⓘ land subsidence risk ⓘ |
| hasEconomicActivity |
mineral-rich brine production
ⓘ
power generation industry ⓘ |
| hasGeologicalSetting |
pull-apart basin
ⓘ
tectonically active region ⓘ |
| hasInfrastructure |
brine pipelines
ⓘ
geothermal power plants and substations ⓘ steam gathering systems ⓘ |
| hasPotentialUse | lithium extraction from geothermal brines ⓘ |
| hasPowerPlantTechnology |
binary cycle power plants
ⓘ
combined flash-binary plants ⓘ flash steam power plants ⓘ |
| heatSource |
high geothermal gradient
ⓘ
magmatic intrusions at depth ⓘ |
| locatedIn |
California
ⓘ
linked to:
California, United States
Imperial County, California ⓘ
linked to:
Imperial County
Imperial Valley ⓘ Salton Trough ⓘ Southern California ⓘ |
| partOf |
Basin and Range Province
ⓘ
Salton Sea geothermal system ⓘ
linked to:
Salton Sea Geothermal Field
|
| regulatoryJurisdiction |
State of California
ⓘ
linked to:
California (state)
United States federal agencies ⓘ
linked to:
U.S. federal agencies
|
| researchSubjectOf |
geochemical characterization studies
ⓘ
geophysical exploration studies ⓘ geothermal reservoir engineering studies ⓘ |
| usedFor |
electricity generation
ⓘ
renewable energy production ⓘ |
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: Imperial Valley geothermal area Description of subject: The Imperial Valley geothermal area is a major geothermal resource region in Southern California’s Imperial Valley, known for its numerous geothermal fields and power plants that tap into high-temperature underground heat.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Imperial Valley geothermal area
linked to: Imperial Valley geothermal area
linked to: Imperial Valley geothermal area