North Fork Mokelumne River
E527497
The North Fork Mokelumne River is a major tributary of California’s Mokelumne River, flowing through the Sierra Nevada and supporting regional water supply, recreation, and hydropower.
All labels observed (1)
| Label | Occurrences |
|---|---|
| North Fork Mokelumne River canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4856392 — 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: North Fork Mokelumne River Context triple: [Mokelumne River area, contains, North Fork Mokelumne River]
-
A.
Middle Fork Mokelumne River
The Middle Fork Mokelumne River is a tributary of the Mokelumne River in the Sierra Nevada of California, known for its rugged canyon scenery and recreational opportunities such as fishing and whitewater boating.
-
B.
North Fork Feather River
The North Fork Feather River is a major tributary of California’s Feather River, flowing through the northern Sierra Nevada and supporting regional hydroelectric power, recreation, and wildlife habitat.
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C.
North Fork Stanislaus River
The North Fork Stanislaus River is a major Sierra Nevada mountain stream in California known for its steep granite canyon, whitewater recreation, and role in regional hydroelectric and water supply systems.
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D.
North Fork Kings River
The North Fork Kings River is a major headwater branch of California’s Kings River, flowing through the Sierra Nevada and contributing to the river’s rugged canyons and hydroelectric system.
-
E.
South Fork Feather River
The South Fork Feather River is a major tributary of the Feather River in Northern California, flowing through the Sierra Nevada and contributing significantly to regional water storage and hydroelectric power.
- 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: North Fork Mokelumne River Target entity description: The North Fork Mokelumne River is a major tributary of California’s Mokelumne River, flowing through the Sierra Nevada and supporting regional water supply, recreation, and hydropower.
-
A.
Middle Fork Mokelumne River
The Middle Fork Mokelumne River is a tributary of the Mokelumne River in the Sierra Nevada of California, known for its rugged canyon scenery and recreational opportunities such as fishing and whitewater boating.
-
B.
North Fork Feather River
The North Fork Feather River is a major tributary of California’s Feather River, flowing through the northern Sierra Nevada and supporting regional hydroelectric power, recreation, and wildlife habitat.
-
C.
North Fork Stanislaus River
The North Fork Stanislaus River is a major Sierra Nevada mountain stream in California known for its steep granite canyon, whitewater recreation, and role in regional hydroelectric and water supply systems.
-
D.
North Fork Kings River
The North Fork Kings River is a major headwater branch of California’s Kings River, flowing through the Sierra Nevada and contributing to the river’s rugged canyons and hydroelectric system.
-
E.
South Fork Feather River
The South Fork Feather River is a major tributary of the Feather River in Northern California, flowing through the Sierra Nevada and contributing significantly to regional water storage and hydroelectric power.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| drainageBasin | San Joaquin River basin NERFINISHED ⓘ |
| flowsInto | Mokelumne River NERFINISHED ⓘ |
| flowsThrough |
Alpine County, California
NERFINISHED
ⓘ
Amador County, California NERFINISHED ⓘ Calaveras County, California NERFINISHED ⓘ |
| hasDam |
Salt Springs Dam
NERFINISHED
ⓘ
Tiger Creek Dam NERFINISHED ⓘ |
| hasFeature |
forested watershed
ⓘ
granite gorges ⓘ steep canyon sections ⓘ |
| hasPowerPlant |
Salt Springs Powerhouse
NERFINISHED
ⓘ
Tiger Creek Powerhouse NERFINISHED ⓘ |
| hasReservoir | Salt Springs Reservoir NERFINISHED ⓘ |
| hasWildlife |
brown trout
ⓘ
rainbow trout ⓘ trout ⓘ |
| locatedIn |
Mokelumne River watershed
ⓘ
Sierra Nevada NERFINISHED ⓘ |
| managedBy | Pacific Gas and Electric Company NERFINISHED ⓘ |
| mountainRange | Sierra Nevada NERFINISHED ⓘ |
| partOf | Upper Mokelumne River Project NERFINISHED ⓘ |
| recreationalActivity |
camping
ⓘ
fishing ⓘ hiking along river corridor ⓘ whitewater boating ⓘ |
| region | Northern California ⓘ |
| state |
California, United States
ⓘ
surface form:
California
|
| subjectOf |
hydropower licensing proceedings
ⓘ
recreation flow studies ⓘ water management planning in the Sierra Nevada ⓘ |
| supportsEcosystemService |
aquatic habitat
ⓘ
hydropower production ⓘ recreational opportunities ⓘ regional water supply ⓘ riparian habitat ⓘ |
| tributaryOf | Mokelumne River NERFINISHED ⓘ |
| usedFor |
hydroelectric power generation
ⓘ
irrigation water supply ⓘ municipal water supply ⓘ recreation ⓘ |
| watercourseSystem | Mokelumne River watershed NERFINISHED ⓘ |
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: North Fork Mokelumne River Description of subject: The North Fork Mokelumne River is a major tributary of California’s Mokelumne River, flowing through the Sierra Nevada and supporting regional water supply, recreation, and hydropower.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.