Exxon Valdez oil spill
E174539
The Exxon Valdez oil spill was a catastrophic 1989 environmental disaster in Alaska’s Prince William Sound, where a supertanker ran aground and released millions of gallons of crude oil, causing massive ecological and economic damage.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Exxon Valdez oil spill canonical | 4 |
| 1989 Exxon Valdez oil spill | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1534640 — 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: Exxon Valdez oil spill Context triple: [Public Law 101-380, motivatedByEvent, Exxon Valdez oil spill]
-
A.
Deepwater Horizon oil spill
The Deepwater Horizon oil spill was a massive 2010 offshore drilling disaster that released millions of barrels of oil into the Gulf of Mexico, causing one of the worst environmental catastrophes in U.S. history.
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B.
Oil Spill Liability Trust Fund
The Oil Spill Liability Trust Fund is a U.S. federal fund that provides money for oil spill cleanup and damages when responsible parties cannot or do not pay.
-
C.
Imo Incident
The Imo Incident was an 1882 mutiny of Korean soldiers in Seoul that escalated into violent unrest and foreign intervention, highlighting Korea’s internal instability and vulnerability to outside powers.
-
D.
Chernobyl disaster
The Chernobyl disaster was a catastrophic 1986 nuclear power plant accident in Soviet-era Ukraine that released massive radioactive contamination across Europe and became one of the worst nuclear disasters in history.
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E.
Oil Pollution Act
The Oil Pollution Act is a U.S. federal law that strengthens regulations and liability for oil spill prevention, response, and cleanup in American waters and shorelines.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Exxon Valdez oil spill Target entity description: The Exxon Valdez oil spill was a catastrophic 1989 environmental disaster in Alaska’s Prince William Sound, where a supertanker ran aground and released millions of gallons of crude oil, causing massive ecological and economic damage.
-
A.
Deepwater Horizon oil spill
The Deepwater Horizon oil spill was a massive 2010 offshore drilling disaster that released millions of barrels of oil into the Gulf of Mexico, causing one of the worst environmental catastrophes in U.S. history.
-
B.
Oil Spill Liability Trust Fund
The Oil Spill Liability Trust Fund is a U.S. federal fund that provides money for oil spill cleanup and damages when responsible parties cannot or do not pay.
-
C.
Imo Incident
The Imo Incident was an 1882 mutiny of Korean soldiers in Seoul that escalated into violent unrest and foreign intervention, highlighting Korea’s internal instability and vulnerability to outside powers.
-
D.
Chernobyl disaster
The Chernobyl disaster was a catastrophic 1986 nuclear power plant accident in Soviet-era Ukraine that released massive radioactive contamination across Europe and became one of the worst nuclear disasters in history.
-
E.
Oil Pollution Act
The Oil Pollution Act is a U.S. federal law that strengthens regulations and liability for oil spill prevention, response, and cleanup in American waters and shorelines.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
environmental disaster
ⓘ
maritime disaster ⓘ oil spill ⓘ |
| affectedGroup | Alaska Native communities ⓘ |
| affectedIndustry |
commercial fishing
ⓘ
tourism ⓘ |
| affectedSpecies |
Pacific herring
ⓘ
bald eagles ⓘ harbor seals ⓘ killer whales ⓘ salmon ⓘ sea otters ⓘ |
| areaAffected |
Gulf of Alaska
ⓘ
Prince William Sound ⓘ
surface form:
Prince William Sound shoreline
|
| cleanupCost | billions of US dollars ⓘ |
| cleanupMethod |
chemical dispersants
ⓘ
high-pressure hot-water washing of shorelines ⓘ in-situ burning ⓘ mechanical recovery ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasCause | grounding of the oil tanker Exxon Valdez ⓘ |
| impact |
collapse of some local fisheries
ⓘ
economic losses to local communities ⓘ long-term environmental contamination ⓘ massive ecological damage ⓘ |
| ledTo |
Oil Pollution Act
ⓘ
surface form:
Oil Pollution Act of 1990
|
| legalOutcome |
US Supreme Court case Exxon Shipping Co. v. Baker
ⓘ
civil and criminal cases against Exxon ⓘ |
| location |
Alaska
ⓘ
Prince William Sound ⓘ |
| longTermEffect | persistent oil residues in some shoreline sediments for decades ⓘ |
| notableFor | being one of the worst oil spills in US history ⓘ |
| oilType | North Slope crude oil ⓘ |
| operator |
Exxon
ⓘ
surface form:
Exxon Shipping Company
|
| parentCompanyOfOperator |
Exxon
ⓘ
surface form:
Exxon Corporation
|
| publicReaction | widespread outrage and media attention ⓘ |
| punitiveDamagesInitial | US$5 billion ⓘ |
| punitiveDamagesReduced | US$507.5 million ⓘ |
| regulatoryChange |
phase-in of double-hull tanker requirements in US waters
ⓘ
stricter US oil-spill prevention and response rules ⓘ |
| responseOrganization |
Exxon
ⓘ
Alaska ⓘ
surface form:
State of Alaska
United States Coast Guard ⓘ
surface form:
US Coast Guard
|
| shorelineContaminatedLength | over 1,300 miles ⓘ |
| shorelineHeavilyOiledLength | about 200 miles ⓘ |
| startDate | 1989-03-24 ⓘ |
| tanker | Exxon Valdez ⓘ |
| timeOfDay | just after midnight ⓘ |
| volumeSpilled |
approximately 10.8 million US gallons
ⓘ
approximately 257,000 barrels ⓘ approximately 41.6 million liters ⓘ |
| year | 1989 ⓘ |
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: Exxon Valdez oil spill Description of subject: The Exxon Valdez oil spill was a catastrophic 1989 environmental disaster in Alaska’s Prince William Sound, where a supertanker ran aground and released millions of gallons of crude oil, causing massive ecological and economic damage.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.