Tehama-Colusa Canal
E63150
The Tehama-Colusa Canal is a major irrigation and water conveyance canal in California’s Sacramento Valley that delivers Central Valley Project water to agricultural lands and communities.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Tehama-Colusa Canal canonical | 6 |
| Tehama-Colusa Canal Authority | 1 |
| Tehama-Colusa Canal pumping plants | 1 |
| Tehama-Colusa Canal system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T474336 — 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: Tehama-Colusa Canal Context triple: [Central Valley Project, includes, Tehama-Colusa Canal]
-
A.
Friant-Kern Canal
The Friant-Kern Canal is a major irrigation and water conveyance canal in California’s San Joaquin Valley that delivers diverted San Joaquin River water to farms and communities across the southern Central Valley.
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B.
Delta-Mendota Canal
The Delta-Mendota Canal is a major irrigation and water conveyance canal in California’s Central Valley that transports water from the Sacramento–San Joaquin Delta to agricultural and urban users in the San Joaquin Valley.
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C.
Folsom Dam
Folsom Dam is a large concrete dam on the American River in California that provides flood control, water storage, and hydroelectric power for the Sacramento region.
-
D.
San Joaquin River
The San Joaquin River is a major river in central California that flows through the San Joaquin Valley and supports extensive agricultural, ecological, and water supply systems before joining the Sacramento–San Joaquin Delta.
-
E.
Shasta Dam
Shasta Dam is a large concrete gravity dam on California’s Sacramento River, forming Shasta Lake and serving as a key source of water storage, hydroelectric power, and flood control for the state.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Tehama-Colusa Canal Target entity description: The Tehama-Colusa Canal is a major irrigation and water conveyance canal in California’s Sacramento Valley that delivers Central Valley Project water to agricultural lands and communities.
-
A.
Friant-Kern Canal
The Friant-Kern Canal is a major irrigation and water conveyance canal in California’s San Joaquin Valley that delivers diverted San Joaquin River water to farms and communities across the southern Central Valley.
-
B.
Delta-Mendota Canal
The Delta-Mendota Canal is a major irrigation and water conveyance canal in California’s Central Valley that transports water from the Sacramento–San Joaquin Delta to agricultural and urban users in the San Joaquin Valley.
-
C.
Folsom Dam
Folsom Dam is a large concrete dam on the American River in California that provides flood control, water storage, and hydroelectric power for the Sacramento region.
-
D.
San Joaquin River
The San Joaquin River is a major river in central California that flows through the San Joaquin Valley and supports extensive agricultural, ecological, and water supply systems before joining the Sacramento–San Joaquin Delta.
-
E.
Shasta Dam
Shasta Dam is a large concrete gravity dam on California’s Sacramento River, forming Shasta Lake and serving as a key source of water storage, hydroelectric power, and flood control for the state.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
irrigation canal
ⓘ
water conveyance canal ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| completedIn | 1970s ⓘ |
| connectsWith | Corning Canal ⓘ |
| constructionMaterial | concrete-lined channel ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| feeds | local distribution laterals ⓘ |
| hasPart | Corning Canal ⓘ |
| hasPurpose |
agricultural development support
ⓘ
reliable water supply ⓘ |
| inception | 1950s ⓘ |
| jurisdiction |
Bureau of Reclamation
ⓘ
surface form:
United States Bureau of Reclamation, Mid-Pacific Region
|
| length | approximately 110 miles ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Sacramento Valley ⓘ |
| locatedInAdministrativeEntity |
Colusa County, California, United States
ⓘ
surface form:
Colusa County, California
Glenn County ⓘ
surface form:
Glenn County, California
Tehama County ⓘ
surface form:
Tehama County, California
Yolo County ⓘ
surface form:
Yolo County, California
|
| locatedInHydrologicalBasin | Sacramento River Basin ⓘ |
| locatedInRegion | Northern California ⓘ |
| managedBy | Tehama-Colusa Canal Authority ⓘ |
| namedAfter |
Colusa County, California, United States
ⓘ
surface form:
Colusa County, California
Tehama County ⓘ
surface form:
Tehama County, California
|
| operator |
Tehama-Colusa Canal
self-linksurface differs
ⓘ
surface form:
Tehama-Colusa Canal Authority
|
| owner |
Bureau of Reclamation
ⓘ
surface form:
United States Bureau of Reclamation
|
| partOf |
Central Valley Project
ⓘ
federal water infrastructure in California ⓘ |
| primaryFunction | delivery of Central Valley Project water ⓘ |
| projectAuthorityEstablished | 1990s ⓘ |
| regionServed |
Sacramento Valley
ⓘ
surface form:
western Sacramento Valley
|
| serves |
Colusa County, California, United States
ⓘ
surface form:
Colusa County, California
Glenn County ⓘ
surface form:
Glenn County, California
Tehama County ⓘ
surface form:
Tehama County, California
Yolo County ⓘ
surface form:
Yolo County, California
agricultural lands ⓘ rural communities ⓘ |
| startPoint | Red Bluff Diversion Dam ⓘ |
| status | operational ⓘ |
| use |
industrial water supply
ⓘ
irrigation ⓘ municipal water supply ⓘ |
| waterProject | Central Valley Project ⓘ |
| waterSource | Sacramento River ⓘ |
| waterType | surface water ⓘ |
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: Tehama-Colusa Canal Description of subject: The Tehama-Colusa Canal is a major irrigation and water conveyance canal in California’s Sacramento Valley that delivers Central Valley Project water to agricultural lands and communities.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.