Greater Houston hydrologic system
E938287
The Greater Houston hydrologic system is the interconnected network of rivers, bayous, wetlands, and groundwater resources that drains and manages surface and subsurface water across the Houston metropolitan region.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Greater Houston hydrologic system canonical | 2 |
| Lake Houston watershed | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11624152 — 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: Greater Houston hydrologic system Context triple: [San Jacinto River, partOf, Greater Houston hydrologic system]
-
A.
Brazos Valley
The Brazos Valley is a region of east-central Texas centered around the Brazos River and anchored by cities such as College Station and Bryan.
-
B.
Dallas–Fort Worth water supply system
The Dallas–Fort Worth water supply system is a regional network of reservoirs, treatment facilities, and pipelines that provides drinking water to the Dallas–Fort Worth metropolitan area in North Texas.
-
C.
Edwards Aquifer
The Edwards Aquifer is a vast karst limestone groundwater system in central Texas that serves as a primary water source for San Antonio and surrounding communities.
-
D.
Trinity River Basin
The Trinity River Basin is a major watershed in northwestern California that drains the Trinity River and its tributaries, supporting regional water supply, ecosystems, and recreation.
-
E.
Brazos River Authority
The Brazos River Authority is a Texas state agency responsible for developing, managing, and protecting the water resources of the Brazos River basin for municipal, industrial, agricultural, and environmental uses.
- 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: Greater Houston hydrologic system Target entity description: The Greater Houston hydrologic system is the interconnected network of rivers, bayous, wetlands, and groundwater resources that drains and manages surface and subsurface water across the Houston metropolitan region.
-
A.
Brazos Valley
The Brazos Valley is a region of east-central Texas centered around the Brazos River and anchored by cities such as College Station and Bryan.
-
B.
Dallas–Fort Worth water supply system
The Dallas–Fort Worth water supply system is a regional network of reservoirs, treatment facilities, and pipelines that provides drinking water to the Dallas–Fort Worth metropolitan area in North Texas.
-
C.
Edwards Aquifer
The Edwards Aquifer is a vast karst limestone groundwater system in central Texas that serves as a primary water source for San Antonio and surrounding communities.
-
D.
Trinity River Basin
The Trinity River Basin is a major watershed in northwestern California that drains the Trinity River and its tributaries, supporting regional water supply, ecosystems, and recreation.
-
E.
Brazos River Authority
The Brazos River Authority is a Texas state agency responsible for developing, managing, and protecting the water resources of the Brazos River basin for municipal, industrial, agricultural, and environmental uses.
- F. None of above. chosen
Statements (56)
| Predicate | Object |
|---|---|
| instanceOf |
hydrologic system
ⓘ
regional environmental system ⓘ |
| drains |
Harris County
ⓘ
Houston urbanized area ⓘ
linked to:
Houston metropolitan area
parts of Brazoria County ⓘ parts of Fort Bend County ⓘ parts of Galveston County ⓘ parts of Montgomery County ⓘ |
| drainsInto |
Galveston Bay
ⓘ
Gulf of Mexico ⓘ |
| function |
drainage of surface water
ⓘ
flood risk mitigation ⓘ management of subsurface water ⓘ sediment and nutrient transport ⓘ support of aquatic and wetland ecosystems ⓘ |
| hasPart |
Brays Bayou
ⓘ
Brazos River watershed ⓘ
linked to:
Brazos River
Buffalo Bayou ⓘ Cedar Bayou ⓘ Clear Creek NERFINISHED ⓘ Galveston Bay estuary ⓘ
linked to:
Galveston Bay
Greens Bayou ⓘ Gulf Coast Aquifer ⓘ Halls Bayou ⓘ Hunting Bayou ⓘ San Jacinto River ⓘ Sims Bayou ⓘ Trinity River watershed ⓘ
linked to:
Trinity River
White Oak Bayou ⓘ alluvial aquifers ⓘ bottomland hardwood forests ⓘ coastal wetlands around Galveston Bay ⓘ prairie pothole wetlands ⓘ |
| includes |
groundwater
ⓘ
natural floodplains ⓘ stormwater infrastructure ⓘ surface water ⓘ |
| influencedBy |
humid subtropical climate
ⓘ
hurricanes ⓘ land subsidence ⓘ sea level rise ⓘ tropical storms ⓘ urbanization ⓘ |
| locatedIn |
Houston metropolitan area
ⓘ
Texas ⓘ United States ⓘ
linked to:
United States of America
|
| managedBy |
City of Houston
ⓘ
linked to:
Houston
Harris County Flood Control District ⓘ U.S. Army Corps of Engineers ⓘ |
| relatedTo |
Houston drinking water supply
ⓘ
Houston flood control system ⓘ regional water quality ⓘ |
| vulnerableTo |
riverine flooding
ⓘ
saltwater intrusion into aquifers ⓘ storm surge ⓘ urban flash flooding ⓘ |
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: Greater Houston hydrologic system Description of subject: The Greater Houston hydrologic system is the interconnected network of rivers, bayous, wetlands, and groundwater resources that drains and manages surface and subsurface water across the Houston metropolitan region.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Lake Houston Wilderness Park (nearby access)
linked to: Greater Houston hydrologic system