Pit River
E398524
The Pit River is a major river in northeastern California that drains a large portion of the Modoc Plateau and forms a key part of the Sacramento River watershed.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Pit River canonical | 7 |
| Pit River arm | 1 |
| Pit River basin | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2095217 — 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: Pit River Context triple: [Sacramento River, tributary, Pit River]
-
A.
Feather River
The Feather River is a major tributary of the Sacramento River in Northern California, known for its extensive role in the state’s water supply, hydroelectric power generation, and flood control.
-
B.
Tule River
The Tule River is a river in California’s southern Sierra Nevada that flows westward through agricultural lands before contributing water to the Tulare Basin.
-
C.
Tuolumne River
The Tuolumne River is a major Sierra Nevada waterway in California known for its scenic alpine meadows, deep granite canyons, and popular whitewater rafting and fishing opportunities.
-
D.
Cosumnes River
The Cosumnes River is a relatively free-flowing river in Northern California known for its diverse riparian habitats and role in supporting regional wildlife and recreation.
-
E.
Yuba River
The Yuba River is a major tributary of the Feather River in Northern California, known for its clear waters, historic gold-mining sites, and popular recreation areas in the Sierra Nevada foothills.
- 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: Pit River Target entity description: The Pit River is a major river in northeastern California that drains a large portion of the Modoc Plateau and forms a key part of the Sacramento River watershed.
-
A.
Feather River
The Feather River is a major tributary of the Sacramento River in Northern California, known for its extensive role in the state’s water supply, hydroelectric power generation, and flood control.
-
B.
Tule River
The Tule River is a river in California’s southern Sierra Nevada that flows westward through agricultural lands before contributing water to the Tulare Basin.
-
C.
Tuolumne River
The Tuolumne River is a major Sierra Nevada waterway in California known for its scenic alpine meadows, deep granite canyons, and popular whitewater rafting and fishing opportunities.
-
D.
Cosumnes River
The Cosumnes River is a relatively free-flowing river in Northern California known for its diverse riparian habitats and role in supporting regional wildlife and recreation.
-
E.
Yuba River
The Yuba River is a major tributary of the Feather River in Northern California, known for its clear waters, historic gold-mining sites, and popular recreation areas in the Sierra Nevada foothills.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
geographical feature
ⓘ
river ⓘ |
| associatedPeople |
Achomawi people
ⓘ
Atsugewi people NERFINISHED ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| drains | Modoc Plateau ⓘ |
| flowsInto | Shasta Lake ⓘ |
| flowsThrough |
Lassen County
ⓘ
Modoc County, California ⓘ
surface form:
Modoc County
Modoc Plateau ⓘ Shasta County NERFINISHED ⓘ Siskiyou County NERFINISHED ⓘ |
| hasEcologicalRegion |
Cascade Range foothills
ⓘ
Great Basin margin ⓘ |
| hasFeature |
deep canyons
ⓘ
volcanic plateau terrain ⓘ |
| hasHistoricalUse |
Native American fishing and trapping
ⓘ
early settler transportation route ⓘ |
| hasHydroelectricProject | Pit River hydroelectric system ⓘ |
| hasMajorReservoir |
Pit River Canyon reservoirs
ⓘ
Shasta Lake ⓘ |
| hasRecreationActivity |
camping
ⓘ
fishing ⓘ whitewater boating ⓘ |
| hasTributary |
Ash Creek
NERFINISHED
ⓘ
Burney Creek NERFINISHED ⓘ Fall River ⓘ Hat Creek ⓘ McCloud River NERFINISHED ⓘ North Fork Pit River ⓘ South Fork Pit River ⓘ |
| hasWatershedArea | large portion of northeastern California ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
|
| locatedInRegion |
Northeast California
ⓘ
surface form:
Northeastern California
|
| mouth | Sacramento River ⓘ |
| mouthLocation | Shasta Lake ⓘ |
| namedAfter | pitfall traps used by Native Americans ⓘ |
| partOf |
Sacramento River Basin
ⓘ
surface form:
Sacramento River system
Sacramento River Basin ⓘ
surface form:
Sacramento River watershed
|
| region | Northern California ⓘ |
| sourceRegion | Modoc Plateau ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| tributaryOf | Sacramento River ⓘ |
| usedFor |
hydroelectric power generation
ⓘ
irrigation ⓘ recreation ⓘ |
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: Pit River Description of subject: The Pit River is a major river in northeastern California that drains a large portion of the Modoc Plateau and forms a key part of the Sacramento River watershed.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Pit River arm
subject surface form:
Hat Creek (waterway)
subject surface form:
Sacramento River
this entity surface form:
Pit River basin