Lahontan Valley irrigation district
E208022
The Lahontan Valley irrigation district is an agricultural water management area in western Nevada that supplies and regulates irrigation for farms and ranches around Fallon and the surrounding Lahontan Valley.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lahontan Valley irrigation district canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1868704 — 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: Lahontan Valley irrigation district Context triple: [Fallon, Nevada, partOf, Lahontan Valley irrigation district]
-
A.
Sunraysia irrigation district
The Sunraysia irrigation district is a major agricultural region in northwestern Victoria and southwestern New South Wales, Australia, renowned for its irrigated fruit and wine grape production along the Murray River.
-
B.
Lahontan Dam
Lahontan Dam is a large early-20th-century concrete gravity dam in western Nevada that creates Lahontan Reservoir for irrigation, flood control, and recreation.
-
C.
Murray Irrigation Area
The Murray Irrigation Area is a major agricultural irrigation district in the Riverina region of New South Wales, Australia, known for its extensive network of channels supplying water to broadacre farms.
-
D.
Perris Dam
Perris Dam is a large earthfill embankment dam in Riverside County, California, that forms Lake Perris as part of the state’s major water storage and distribution system.
-
E.
Roosevelt Dam
Roosevelt Dam is a historic masonry and concrete arch dam on Arizona’s Salt River, built in the early 20th century to provide water storage, flood control, and hydroelectric power for the region.
- 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: Lahontan Valley irrigation district Target entity description: The Lahontan Valley irrigation district is an agricultural water management area in western Nevada that supplies and regulates irrigation for farms and ranches around Fallon and the surrounding Lahontan Valley.
-
A.
Sunraysia irrigation district
The Sunraysia irrigation district is a major agricultural region in northwestern Victoria and southwestern New South Wales, Australia, renowned for its irrigated fruit and wine grape production along the Murray River.
-
B.
Lahontan Dam
Lahontan Dam is a large early-20th-century concrete gravity dam in western Nevada that creates Lahontan Reservoir for irrigation, flood control, and recreation.
-
C.
Murray Irrigation Area
The Murray Irrigation Area is a major agricultural irrigation district in the Riverina region of New South Wales, Australia, known for its extensive network of channels supplying water to broadacre farms.
-
D.
Perris Dam
Perris Dam is a large earthfill embankment dam in Riverside County, California, that forms Lake Perris as part of the state’s major water storage and distribution system.
-
E.
Roosevelt Dam
Roosevelt Dam is a historic masonry and concrete arch dam on Arizona’s Salt River, built in the early 20th century to provide water storage, flood control, and hydroelectric power for the region.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
irrigation district
ⓘ
water management organization ⓘ |
| associatedWith |
Lahontan Reservoir
ⓘ
Newlands Reclamation Project ⓘ
surface form:
Newlands Project
|
| continent | North America ⓘ |
| country | United States of America ⓘ |
| locatedIn |
Churchill County
ⓘ
surface form:
Churchill County, Nevada
Lahontan Valley ⓘ Nevada ⓘ western Nevada ⓘ |
| locatedNear | Fallon Paiute-Shoshone Reservation ⓘ |
| manages |
irrigation canals
ⓘ
laterals and ditches ⓘ |
| primaryFunction |
agricultural water management
ⓘ
irrigation water delivery ⓘ water distribution for farms ⓘ water distribution for ranches ⓘ |
| purpose | support agricultural production in Lahontan Valley ⓘ |
| regionTypeServed | rural area ⓘ |
| regulates | irrigation water supply ⓘ |
| sectorServed |
agriculture
ⓘ
ranching ⓘ |
| serviceArea |
Fallon, Nevada
ⓘ
Lahontan Valley agricultural lands ⓘ |
| state | Nevada ⓘ |
| usesWaterFrom |
Carson River
ⓘ
Truckee River ⓘ |
| waterSourceType | 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.
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: Lahontan Valley irrigation district Description of subject: The Lahontan Valley irrigation district is an agricultural water management area in western Nevada that supplies and regulates irrigation for farms and ranches around Fallon and the surrounding Lahontan Valley.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.