Morrow Point Dam
E645572
Morrow Point Dam is a concrete double-arch dam on the Gunnison River in Colorado, forming Morrow Point Reservoir as part of the Colorado River Storage Project.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Morrow Point Dam canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T6725293 — 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: Morrow Point Dam Context triple: [Blue Mesa Dam, upstreamFrom, Morrow Point Dam]
-
A.
Walterville Dam
Walterville Dam is a hydroelectric diversion dam on Oregon’s McKenzie River that channels water to the Walterville Power Canal and generating station.
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B.
Chatfield Dam
Chatfield Dam is a large flood-control and water-storage structure in Colorado that creates Chatfield Reservoir on the South Platte River near Denver.
-
C.
Morris Sheppard Dam
Morris Sheppard Dam is a large hydroelectric and flood-control structure in Texas that impounds the Brazos River to form Possum Kingdom Lake.
-
D.
Gillespie Dam
Gillespie Dam is an early 20th-century concrete gravity dam on Arizona’s Gila River, historically used for irrigation and now noted as a local landmark and wildlife habitat area.
-
E.
West Point Dam
West Point Dam is a large U.S. Army Corps of Engineers hydroelectric and flood-control dam on the Chattahoochee River, forming West Point Lake on the Alabama–Georgia border.
- 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: Morrow Point Dam Target entity description: Morrow Point Dam is a concrete double-arch dam on the Gunnison River in Colorado, forming Morrow Point Reservoir as part of the Colorado River Storage Project.
-
A.
Walterville Dam
Walterville Dam is a hydroelectric diversion dam on Oregon’s McKenzie River that channels water to the Walterville Power Canal and generating station.
-
B.
Chatfield Dam
Chatfield Dam is a large flood-control and water-storage structure in Colorado that creates Chatfield Reservoir on the South Platte River near Denver.
-
C.
Morris Sheppard Dam
Morris Sheppard Dam is a large hydroelectric and flood-control structure in Texas that impounds the Brazos River to form Possum Kingdom Lake.
-
D.
Gillespie Dam
Gillespie Dam is an early 20th-century concrete gravity dam on Arizona’s Gila River, historically used for irrigation and now noted as a local landmark and wildlife habitat area.
-
E.
West Point Dam
West Point Dam is a large U.S. Army Corps of Engineers hydroelectric and flood-control dam on the Chattahoochee River, forming West Point Lake on the Alabama–Georgia border.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
arch dam
ⓘ
concrete dam ⓘ double-arch dam ⓘ hydroelectric dam ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| constructionBegan | 1963 ⓘ |
| constructionMaterial | concrete ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| downstreamFrom | Blue Mesa Dam NERFINISHED ⓘ |
| forms | Morrow Point Reservoir NERFINISHED ⓘ |
| hasPowerPlant | Morrow Point Powerplant NERFINISHED ⓘ |
| hasReservoir | Morrow Point Reservoir NERFINISHED ⓘ |
| height |
143 m
ⓘ
468 ft ⓘ |
| length |
221 m
ⓘ
724 ft ⓘ |
| locatedIn |
Colorado
ⓘ
United States of America ⓘ
surface form:
United States
|
| locatedInCounty |
Gunnison County, Colorado
NERFINISHED
ⓘ
Montrose County, Colorado NERFINISHED ⓘ |
| locatedInProtectedArea | Curecanti National Recreation Area NERFINISHED ⓘ |
| locatedOnRiver | Gunnison River NERFINISHED ⓘ |
| managedBy | Upper Colorado Region of the Bureau of Reclamation NERFINISHED ⓘ |
| namedAfter | Morrow Point NERFINISHED ⓘ |
| nearestCity | Montrose, Colorado NERFINISHED ⓘ |
| numberOfTurbines | 2 ⓘ |
| openingDate | 1970 ⓘ |
| operator | United States Bureau of Reclamation NERFINISHED ⓘ |
| ownedBy | United States Bureau of Reclamation NERFINISHED ⓘ |
| partOf |
Colorado River Storage Project
NERFINISHED
ⓘ
Wayne N. Aspinall Unit NERFINISHED ⓘ |
| partOfProject | Upper Colorado River Storage Project NERFINISHED ⓘ |
| partOfRiverSystem | Colorado River basin NERFINISHED ⓘ |
| plantCapacity | 173 MW ⓘ |
| purpose |
hydroelectric power generation
ⓘ
river regulation ⓘ water storage ⓘ |
| region | Western Colorado NERFINISHED ⓘ |
| reservoirCapacity | 121000 acre-feet ⓘ |
| reservoirName | Morrow Point Reservoir NERFINISHED ⓘ |
| reservoirSurfaceArea | 817 acres ⓘ |
| spillwayType | gated overflow spillway ⓘ |
| status | operational ⓘ |
| turbineType | Francis turbine ⓘ |
| typeOfConcreteDam | thin double-curvature arch ⓘ |
| upstreamFrom | Crystal Dam NERFINISHED ⓘ |
| watercourseDam | Gunnison River NERFINISHED ⓘ |
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: Morrow Point Dam Description of subject: Morrow Point Dam is a concrete double-arch dam on the Gunnison River in Colorado, forming Morrow Point Reservoir as part of the Colorado River Storage Project.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.