Lake Conroe Dam on West Fork
E938289
Lake Conroe Dam on West Fork is a major water-control structure on the West Fork of the San Jacinto River that helps regulate river flow, provide water supply, and mitigate downstream flooding in the surrounding region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lake Conroe Dam on West Fork canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11624161 — 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: Lake Conroe Dam on West Fork Context triple: [San Jacinto River, hasFloodControlInfrastructure, Lake Conroe Dam on West Fork]
-
A.
Longhorn Dam
Longhorn Dam is a concrete dam on the Colorado River in Austin, Texas, that impounds the river to form Lady Bird Lake and helps manage water levels and flow through the city.
-
B.
Lake Fork Reservoir
Lake Fork Reservoir is a major man-made lake in East Texas renowned as one of the premier trophy largemouth bass fishing destinations in the United States.
-
C.
Big Bend Dam
Big Bend Dam is a large hydroelectric and flood-control dam on the Missouri River in South Dakota, forming Lake Sharpe as part of the Pick–Sloan Missouri Basin Program.
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D.
Sam Rayburn Dam
Sam Rayburn Dam is a large earthen dam on the Angelina River in East Texas that provides flood control, hydroelectric power, and water storage for the surrounding region.
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E.
Lake Rayburn (Sam Rayburn Reservoir)
Lake Rayburn, also known as Sam Rayburn Reservoir, is a large man-made lake in East Texas popular for fishing, boating, and other recreational activities.
- 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: Lake Conroe Dam on West Fork Target entity description: Lake Conroe Dam on West Fork is a major water-control structure on the West Fork of the San Jacinto River that helps regulate river flow, provide water supply, and mitigate downstream flooding in the surrounding region.
-
A.
Longhorn Dam
Longhorn Dam is a concrete dam on the Colorado River in Austin, Texas, that impounds the river to form Lady Bird Lake and helps manage water levels and flow through the city.
-
B.
Lake Fork Reservoir
Lake Fork Reservoir is a major man-made lake in East Texas renowned as one of the premier trophy largemouth bass fishing destinations in the United States.
-
C.
Big Bend Dam
Big Bend Dam is a large hydroelectric and flood-control dam on the Missouri River in South Dakota, forming Lake Sharpe as part of the Pick–Sloan Missouri Basin Program.
-
D.
Sam Rayburn Dam
Sam Rayburn Dam is a large earthen dam on the Angelina River in East Texas that provides flood control, hydroelectric power, and water storage for the surrounding region.
-
E.
Lake Rayburn (Sam Rayburn Reservoir)
Lake Rayburn, also known as Sam Rayburn Reservoir, is a large man-made lake in East Texas popular for fishing, boating, and other recreational activities.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
dam
ⓘ
infrastructure ⓘ water-control structure ⓘ |
| affects |
downstream flooding on West Fork San Jacinto River
ⓘ
flows toward Lake Houston ⓘ |
| associatedWith |
Lake Conroe Reservoir
ⓘ
linked to:
Lake Conroe
San Jacinto River Authority ⓘ regional flood control planning ⓘ |
| controls | releases from Lake Conroe ⓘ |
| creates | Lake Conroe ⓘ |
| designedFor |
controlled release during storm events
ⓘ
storage of raw water for treatment ⓘ |
| environmentalImpact |
alteration of aquatic habitat downstream
ⓘ
changes in downstream flow regime ⓘ |
| hasFunction |
controlled water releases
ⓘ
impoundment of surface water ⓘ support of municipal water demand ⓘ |
| hasImpactOn |
downstream communities along West Fork San Jacinto River
ⓘ
flood risk in parts of Harris County ⓘ flood risk in parts of Montgomery County ⓘ |
| hydrologicRole | modification of natural hydrograph of West Fork San Jacinto River ⓘ |
| locatedIn |
Montgomery County, Texas
ⓘ
Texas ⓘ United States ⓘ
linked to:
United States of America
|
| locatedNear |
City of Conroe, Texas
ⓘ
linked to:
Conroe, Texas, United States
|
| locatedOn | West Fork San Jacinto River ⓘ |
| locatedUpstreamOf |
Houston metropolitan area
ⓘ
Lake Houston ⓘ |
| manages | lake level of Lake Conroe ⓘ |
| partOf |
Lake Conroe water supply system
ⓘ
linked to:
Lake Conroe
San Jacinto River basin infrastructure ⓘ regional flood mitigation strategy ⓘ |
| purpose |
flood mitigation
ⓘ
recreation support ⓘ river flow regulation ⓘ water supply ⓘ |
| regulates |
magnitude of flows to downstream reaches
ⓘ
timing of flows to downstream reaches ⓘ |
| supports |
navigation safety downstream through flow regulation
ⓘ
recreational activities on Lake Conroe ⓘ |
| typeOfDam | reservoir dam ⓘ |
| usedFor |
drought management
ⓘ
peak flow attenuation ⓘ regional water management ⓘ |
| waterBodyImpounded | West Fork San Jacinto 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: Lake Conroe Dam on West Fork Description of subject: Lake Conroe Dam on West Fork is a major water-control structure on the West Fork of the San Jacinto River that helps regulate river flow, provide water supply, and mitigate downstream flooding in the surrounding region.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.