Blue Mesa Reservoir
E164494
Blue Mesa Reservoir is the largest body of water entirely in Colorado, a major storage and recreation reservoir on the Gunnison River within Curecanti National Recreation Area.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Blue Mesa Reservoir canonical | 8 |
| Blue Mesa | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1258927 — 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: Blue Mesa Reservoir Context triple: [Bureau of Reclamation, hasReservoirs, Blue Mesa Reservoir]
-
A.
Blue Mesa Dam
Blue Mesa Dam is a large earthfill dam on the Gunnison River in Colorado, forming Blue Mesa Reservoir as part of the Colorado River Storage Project.
-
B.
Lake Roosevelt
Lake Roosevelt is a large reservoir on the Columbia River in Washington State, created by the Grand Coulee Dam and used for hydroelectric power, irrigation, recreation, and water storage.
-
C.
Flaming Gorge Reservoir
Flaming Gorge Reservoir is a large man-made lake on the Green River in Wyoming and Utah, known for its striking red-rock scenery, recreational boating and fishing, and role in regional water storage and hydropower.
-
D.
Lake Powell
Lake Powell is a large, man-made reservoir on the Colorado River known for its striking red-rock canyon scenery and recreational boating in the American Southwest.
-
E.
San Luis Reservoir
San Luis Reservoir is a large artificial lake in California that serves as a major water storage facility for irrigation and municipal use in the state’s Central Valley.
- 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: Blue Mesa Reservoir Target entity description: Blue Mesa Reservoir is the largest body of water entirely in Colorado, a major storage and recreation reservoir on the Gunnison River within Curecanti National Recreation Area.
-
A.
Blue Mesa Dam
Blue Mesa Dam is a large earthfill dam on the Gunnison River in Colorado, forming Blue Mesa Reservoir as part of the Colorado River Storage Project.
-
B.
Lake Roosevelt
Lake Roosevelt is a large reservoir on the Columbia River in Washington State, created by the Grand Coulee Dam and used for hydroelectric power, irrigation, recreation, and water storage.
-
C.
Flaming Gorge Reservoir
Flaming Gorge Reservoir is a large man-made lake on the Green River in Wyoming and Utah, known for its striking red-rock scenery, recreational boating and fishing, and role in regional water storage and hydropower.
-
D.
Lake Powell
Lake Powell is a large, man-made reservoir on the Colorado River known for its striking red-rock canyon scenery and recreational boating in the American Southwest.
-
E.
San Luis Reservoir
San Luis Reservoir is a large artificial lake in California that serves as a major water storage facility for irrigation and municipal use in the state’s Central Valley.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
artificial lake
ⓘ
body of water ⓘ reservoir ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| createdByDam | Blue Mesa Dam ⓘ |
| fishSpecies |
brown trout
ⓘ
Sockeye salmon ⓘ
surface form:
kokanee salmon
lake trout ⓘ rainbow trout ⓘ |
| hasFeature |
boat ramps
ⓘ
campgrounds ⓘ marinas ⓘ scenic overlooks ⓘ |
| hasIsland | several small islands ⓘ |
| hasNameOrigin | named for nearby Blue Mesa landform ⓘ |
| hasRecreationManagement | National Park Service ⓘ |
| hasScenicBywayNearby | U.S. Highway 50 NERFINISHED ⓘ |
| hasShoreline | Blue Mesa Reservoir shoreline ⓘ |
| impoundedBy | Blue Mesa Dam ⓘ |
| inflow | Gunnison River ⓘ |
| isLargest | largest body of water entirely in Colorado ⓘ |
| isTouristAttraction | yes ⓘ |
| locatedIn |
Colorado
ⓘ
Gunnison County, Colorado ⓘ |
| locatedInProtectedArea | Curecanti National Recreation Area ⓘ |
| locatedOnRiver | Gunnison River ⓘ |
| managedBy | National Park Service ⓘ |
| nearCity | Gunnison, Colorado ⓘ |
| operator |
Bureau of Reclamation
ⓘ
surface form:
U.S. Bureau of Reclamation
|
| outflow | Gunnison River ⓘ |
| partOf |
Curecanti National Recreation Area
ⓘ
Colorado River Basin ⓘ
surface form:
Upper Colorado River Basin
|
| partOfProject |
Colorado River Storage and Regulation System
ⓘ
surface form:
Colorado River Storage Project
|
| primaryUse |
hydroelectric power generation
ⓘ
recreation ⓘ water storage ⓘ |
| purpose |
flood control
ⓘ
irrigation storage ⓘ municipal water supply ⓘ power generation ⓘ |
| recreationalActivity |
boating
ⓘ
camping ⓘ fishing ⓘ hiking ⓘ ice fishing ⓘ sailing ⓘ |
| region | Western Colorado ⓘ |
| watercourse | Gunnison River ⓘ |
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: Blue Mesa Reservoir Description of subject: Blue Mesa Reservoir is the largest body of water entirely in Colorado, a major storage and recreation reservoir on the Gunnison River within Curecanti National Recreation Area.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Blue Mesa