Sacramento River watershed infrastructure
E284176
Sacramento River watershed infrastructure comprises the network of dams, reservoirs, levees, canals, and related facilities that manage water supply, flood control, and ecosystem conditions throughout the Sacramento River basin in Northern California.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Sacramento River watershed infrastructure canonical | 2 |
| Sacramento River flood control system | 1 |
| Sacramento Valley flood management system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2632942 — 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: Sacramento River watershed infrastructure Context triple: [Keswick Dam, partOf, Sacramento River watershed infrastructure]
-
A.
San Joaquin River Restoration Program
The San Joaquin River Restoration Program is a long-term environmental initiative aimed at restoring flows, fish populations, and ecosystem health to California’s San Joaquin River while maintaining water supply reliability for agriculture and communities.
-
B.
Central Valley Project
The Central Valley Project is a large-scale federal water management system in California that stores and delivers water for agriculture, cities, and environmental uses across the Central Valley.
-
C.
Truckee-Carson Project
The Truckee-Carson Project is a major U.S. federal water management and irrigation initiative in western Nevada that diverts and distributes water from the Truckee and Carson rivers to support agriculture and regional development.
-
D.
San Joaquin River Conservancy
The San Joaquin River Conservancy is a state agency dedicated to protecting, restoring, and providing public access to natural and recreational resources along the San Joaquin River in California.
-
E.
Klamath Project
The Klamath Project is a major federal water management and irrigation system in southern Oregon and northern California that supplies water to agriculture, wildlife refuges, and communities in the Klamath Basin.
- 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: Sacramento River watershed infrastructure Target entity description: Sacramento River watershed infrastructure comprises the network of dams, reservoirs, levees, canals, and related facilities that manage water supply, flood control, and ecosystem conditions throughout the Sacramento River basin in Northern California.
-
A.
San Joaquin River Restoration Program
The San Joaquin River Restoration Program is a long-term environmental initiative aimed at restoring flows, fish populations, and ecosystem health to California’s San Joaquin River while maintaining water supply reliability for agriculture and communities.
-
B.
Central Valley Project
The Central Valley Project is a large-scale federal water management system in California that stores and delivers water for agriculture, cities, and environmental uses across the Central Valley.
-
C.
Truckee-Carson Project
The Truckee-Carson Project is a major U.S. federal water management and irrigation initiative in western Nevada that diverts and distributes water from the Truckee and Carson rivers to support agriculture and regional development.
-
D.
San Joaquin River Conservancy
The San Joaquin River Conservancy is a state agency dedicated to protecting, restoring, and providing public access to natural and recreational resources along the San Joaquin River in California.
-
E.
Klamath Project
The Klamath Project is a major federal water management and irrigation system in southern Oregon and northern California that supplies water to agriculture, wildlife refuges, and communities in the Klamath Basin.
- F. None of above. chosen
Statements (73)
| Predicate | Object |
|---|---|
| instanceOf |
flood control system
ⓘ
irrigation infrastructure system ⓘ water management infrastructure network ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| environmentalImpact |
affects fish migration
ⓘ
alters natural flow regimes ⓘ influences riparian habitat conditions ⓘ modifies sediment transport ⓘ |
| includes |
canals
ⓘ
dams ⓘ diversion structures ⓘ fish passage facilities ⓘ fish screens ⓘ flood bypasses ⓘ flood control channels ⓘ levees ⓘ pumping plants ⓘ reclamation districts levee systems ⓘ reservoirs ⓘ state-federal project facilities ⓘ |
| locatedIn |
Northern California
ⓘ
Sacramento River Basin ⓘ
surface form:
Sacramento River basin
|
| majorComponent |
American River levee system
ⓘ
Colusa Basin Drain ⓘ Corning Canal ⓘ Delta-Mendota Canal ⓘ Feather River levees ⓘ Folsom Dam ⓘ Folsom Lake ⓘ Folsom Powerplant ⓘ Folsom South Canal ⓘ Glenn-Colusa Irrigation District diversion dam ⓘ Keswick Dam ⓘ Keswick Powerplant ⓘ Lake Oroville ⓘ New Bullards Bar Dam ⓘ New Bullards Bar Reservoir ⓘ Oroville Dam ⓘ Oroville-Thermalito Complex ⓘ Red Bluff Diversion Dam ⓘ
surface form:
Red Bluff Diversion Dam fish passage facilities
Sacramento River mainstem levees ⓘ Shasta Dam ⓘ Shasta Lake ⓘ Shasta–Keswick hydroelectric system ⓘ
surface form:
Shasta Powerplant
Sutter Bypass ⓘ Tehama-Colusa Canal ⓘ Trinity Dam ⓘ Trinity Lake ⓘ Whiskeytown Dam ⓘ Whiskeytown Lake NERFINISHED ⓘ Yolo Bypass ⓘ |
| manages |
ecosystem conditions
ⓘ
flood control ⓘ water supply ⓘ |
| operator |
California Department of Water Resources
ⓘ
U.S. Army Corps of Engineers ⓘ Bureau of Reclamation ⓘ
surface form:
U.S. Bureau of Reclamation
local flood control agencies ⓘ local irrigation districts ⓘ |
| partOf |
Central Valley Project
ⓘ
State Water Project ⓘ |
| purpose |
deliver water to the Sacramento-San Joaquin Delta
ⓘ
reduce flood risk in the Sacramento Valley ⓘ regulate seasonal flow variability ⓘ store snowmelt from the Sierra Nevada ⓘ support Delta water exports ⓘ |
| supportsUse |
agricultural irrigation
ⓘ
fish and wildlife habitat management ⓘ hydropower generation ⓘ industrial water supply ⓘ municipal water supply ⓘ navigation ⓘ 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: Sacramento River watershed infrastructure Description of subject: Sacramento River watershed infrastructure comprises the network of dams, reservoirs, levees, canals, and related facilities that manage water supply, flood control, and ecosystem conditions throughout the Sacramento River basin in Northern California.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Sacramento Valley flood management system
this entity surface form:
Sacramento River flood control system