Yolo Bypass
E570664
The Yolo Bypass is a large engineered floodplain in California’s Central Valley that diverts excess Sacramento River floodwaters away from urban areas while providing important agricultural and wildlife habitat.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Yolo Bypass canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T6130093 — 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: Yolo Bypass Context triple: [Putah Creek, mouthLocation, Yolo Bypass]
-
A.
Suisun Slough
Suisun Slough is a tidal waterway and wetland channel in Solano County, California, forming part of the Sacramento–San Joaquin River Delta estuarine system.
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B.
Modesto Main Canal
Modesto Main Canal is an irrigation waterway in California’s Central Valley that delivers Tuolumne River water to agricultural lands and communities in the Modesto area.
-
C.
Contra Costa Canal
The Contra Costa Canal is a man-made waterway in California that delivers irrigation and municipal water from the Sacramento–San Joaquin Delta to communities in Contra Costa County.
-
D.
Tehama-Colusa Canal
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.
-
E.
Turlock Main Canal
Turlock Main Canal is a major irrigation canal in California’s Central Valley that delivers water from the Tuolumne River to agricultural lands in the Turlock Irrigation District.
- 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: Yolo Bypass Target entity description: The Yolo Bypass is a large engineered floodplain in California’s Central Valley that diverts excess Sacramento River floodwaters away from urban areas while providing important agricultural and wildlife habitat.
-
A.
Suisun Slough
Suisun Slough is a tidal waterway and wetland channel in Solano County, California, forming part of the Sacramento–San Joaquin River Delta estuarine system.
-
B.
Modesto Main Canal
Modesto Main Canal is an irrigation waterway in California’s Central Valley that delivers Tuolumne River water to agricultural lands and communities in the Modesto area.
-
C.
Contra Costa Canal
The Contra Costa Canal is a man-made waterway in California that delivers irrigation and municipal water from the Sacramento–San Joaquin Delta to communities in Contra Costa County.
-
D.
Tehama-Colusa Canal
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.
-
E.
Turlock Main Canal
Turlock Main Canal is a major irrigation canal in California’s Central Valley that delivers water from the Tuolumne River to agricultural lands in the Turlock Irrigation District.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
engineered floodplain
ⓘ
flood bypass ⓘ flood control infrastructure ⓘ |
| adjacentTo | Sacramento–San Joaquin Delta NERFINISHED ⓘ |
| area | approximately 59,000 acres ⓘ |
| constructedIn | early 20th century ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses |
Solano County
NERFINISHED
ⓘ
Yolo County NERFINISHED ⓘ |
| designedFor | high flow events ⓘ |
| emptiesInto | Sacramento River near Rio Vista NERFINISHED ⓘ |
| floodwatersEnterVia |
Fremont Weir
NERFINISHED
ⓘ
Sacramento Weir NERFINISHED ⓘ |
| hasPart |
Fremont Weir
NERFINISHED
ⓘ
Sacramento Weir NERFINISHED ⓘ Yolo Bypass Wildlife Area NERFINISHED ⓘ Yolo Causeway NERFINISHED ⓘ |
| importantFor |
Pacific Flyway waterbird habitat
ⓘ
ecosystem restoration ⓘ floodplain fisheries ⓘ |
| length | approximately 40 miles ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Central Valley NERFINISHED ⓘ Solano County NERFINISHED ⓘ Yolo County NERFINISHED ⓘ |
| locatedInHydrologicalBasin | Sacramento River Basin NERFINISHED ⓘ |
| managesFloodwatersFrom |
American River
NERFINISHED
ⓘ
Sacramento River NERFINISHED ⓘ |
| near |
Davis, California
NERFINISHED
ⓘ
Sacramento NERFINISHED ⓘ West Sacramento NERFINISHED ⓘ |
| operatedBy |
California Department of Water Resources
NERFINISHED
ⓘ
U.S. Army Corps of Engineers NERFINISHED ⓘ |
| partOf | Sacramento River Flood Control Project NERFINISHED ⓘ |
| providesHabitatFor |
migratory birds
ⓘ
native fish species ⓘ salmon ⓘ waterfowl ⓘ |
| purpose |
divert Sacramento River floodwaters
ⓘ
flood control ⓘ protect urban areas from flooding ⓘ provide agricultural land use ⓘ provide wildlife habitat ⓘ |
| regulatedBy |
federal flood control manuals
ⓘ
state water management plans ⓘ |
| typicalLandUseWhenDry |
agriculture
ⓘ
grazing ⓘ |
| width | up to about 3 miles ⓘ |
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: Yolo Bypass Description of subject: The Yolo Bypass is a large engineered floodplain in California’s Central Valley that diverts excess Sacramento River floodwaters away from urban areas while providing important agricultural and wildlife habitat.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.