Floridan Aquifer
E361213
The Floridan Aquifer is one of the world’s most productive groundwater systems, a vast limestone aquifer underlying much of Florida and parts of neighboring states that supplies fresh water to millions of people and countless springs.
All labels observed (9)
How this entity was disambiguated
This entity first appeared as the object of triple T3486375 — 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: Floridan Aquifer Context triple: [Ichetucknee Springs, waterSource, Floridan Aquifer]
-
A.
Ogallala Aquifer
The Ogallala Aquifer is one of the world’s largest underground freshwater reservoirs, supplying crucial irrigation and drinking water across much of the central United States.
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B.
Lake Okeechobee basin
The Lake Okeechobee basin is a large, low-lying drainage area in south-central Florida that collects water flowing into and out of Lake Okeechobee, playing a key role in the region’s hydrology and wetlands.
-
C.
Kissimmee River basin
The Kissimmee River basin is a major watershed in central Florida that drains into Lake Okeechobee and plays a key role in the region’s hydrology and wetland ecosystems.
-
D.
Apalachicola–Chattahoochee–Flint River Basin
The Apalachicola–Chattahoochee–Flint River Basin is a major tri-state watershed spanning Georgia, Alabama, and Florida, known for its complex water-sharing disputes and vital ecological and economic importance to the southeastern United States.
-
E.
Ponce de Leon Springs
Ponce de Leon Springs is a clear, cool freshwater spring in Florida known for swimming, recreation, and its association with the legend of the Fountain of Youth.
- 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: Floridan Aquifer Target entity description: The Floridan Aquifer is one of the world’s most productive groundwater systems, a vast limestone aquifer underlying much of Florida and parts of neighboring states that supplies fresh water to millions of people and countless springs.
-
A.
Ogallala Aquifer
The Ogallala Aquifer is one of the world’s largest underground freshwater reservoirs, supplying crucial irrigation and drinking water across much of the central United States.
-
B.
Lake Okeechobee basin
The Lake Okeechobee basin is a large, low-lying drainage area in south-central Florida that collects water flowing into and out of Lake Okeechobee, playing a key role in the region’s hydrology and wetlands.
-
C.
Kissimmee River basin
The Kissimmee River basin is a major watershed in central Florida that drains into Lake Okeechobee and plays a key role in the region’s hydrology and wetland ecosystems.
-
D.
Apalachicola–Chattahoochee–Flint River Basin
The Apalachicola–Chattahoochee–Flint River Basin is a major tri-state watershed spanning Georgia, Alabama, and Florida, known for its complex water-sharing disputes and vital ecological and economic importance to the southeastern United States.
-
E.
Ponce de Leon Springs
Ponce de Leon Springs is a clear, cool freshwater spring in Florida known for swimming, recreation, and its association with the legend of the Fountain of Youth.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
aquifer
ⓘ
groundwater system ⓘ karst aquifer ⓘ limestone aquifer ⓘ |
| characterizedBy |
conduits
ⓘ
high permeability ⓘ karst features ⓘ solution cavities ⓘ |
| composedOf |
dolostone
ⓘ
limestone ⓘ |
| dischargesTo |
rivers
ⓘ
springs ⓘ wetlands ⓘ |
| extendsUnder |
coastal Georgia
ⓘ
most of the Florida Peninsula ⓘ parts of the Florida Panhandle ⓘ southeastern Alabama ⓘ southern South Carolina ⓘ |
| hasPart |
Avon Park permeable zone
ⓘ
Boulder Zone ⓘ Lower Floridan Aquifer ⓘ
linked to:
Floridan Aquifer
Upper Floridan Aquifer ⓘ
linked to:
Floridan Aquifer
|
| locatedIn |
Alabama
ⓘ
Florida ⓘ Georgia ⓘ South Carolina ⓘ |
| managedBy |
U.S. Geological Survey
ⓘ
linked to:
United States Geological Survey
|
| monitoredBy |
U.S. Geological Survey
ⓘ
linked to:
United States Geological Survey
|
| notableFor |
being one of the most productive aquifers in the world
ⓘ
large artesian pressure in many areas ⓘ |
| overlainBy |
intermediate confining unit
ⓘ
surficial aquifer system ⓘ |
| partOf | Atlantic Coastal Plain aquifer system ⓘ |
| rechargedBy |
rainfall infiltration
ⓘ
sinkholes ⓘ swallets ⓘ |
| suppliesWaterTo |
domestic wells
ⓘ
industrial users ⓘ irrigation systems ⓘ municipal water systems in Florida ⓘ rivers and streams via spring discharge ⓘ springs in Florida ⓘ |
| threatenedBy |
nitrate contamination
ⓘ
overpumping ⓘ saltwater intrusion ⓘ surface pollution ⓘ |
| usedFor |
agricultural irrigation
ⓘ
industrial processing ⓘ livestock watering ⓘ public water supply ⓘ |
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: Floridan Aquifer Description of subject: The Floridan Aquifer is one of the world’s most productive groundwater systems, a vast limestone aquifer underlying much of Florida and parts of neighboring states that supplies fresh water to millions of people and countless springs.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Floridan Aquifer
linked to: Floridan Aquifer
linked to: Floridan Aquifer
linked to: Floridan Aquifer
linked to: Floridan Aquifer
linked to: Floridan Aquifer
linked to: Floridan Aquifer
linked to: Floridan Aquifer
linked to: Floridan Aquifer