Lake Chalco

E875856

endorheic lake former lake geographical feature

Lake Chalco was a former endorheic lake in the Valley of Mexico, historically significant as part of the interconnected lacustrine system that supported pre-Hispanic civilizations such as the Aztecs.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
Lake Chalco canonical	5
Lake Chalco (former lake area)	1
Lake Chalco (former lake bed)	1

How this entity was disambiguated

This entity first appeared as the object of triple T10565528 — 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 Chalco
Context triple: [Lake Xaltocan, hydrologicalConnection, Lake Chalco]

A. Lago Xolotlán
Lago Xolotlán is a large freshwater lake in western Nicaragua that borders the capital city of Managua and is known for its environmental challenges and historical significance.
B. Lake Xaltocan
Lake Xaltocan was one of the interconnected lakes in the Valley of Mexico that formed part of the broader lacustrine system surrounding pre-Hispanic cities such as those of the Aztec civilization.
C. Lake Zumpango
Lake Zumpango is a remnant of the historic interconnected lakes of the Valley of Mexico, once part of the extensive lacustrine system surrounding ancient Tenochtitlan.
D. Catemaco Lake
Catemaco Lake is a scenic freshwater lake in the Los Tuxtlas region of Veracruz, Mexico, known for its lush rainforest surroundings, biodiversity, and cultural traditions including eco-tourism and folk healing.
E. Lake Texcoco
Lake Texcoco was a large, now mostly drained lake in the Valley of Mexico that once surrounded the Aztec capital Tenochtitlan and is central to Mexico’s national origin myth.
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 Chalco
Target entity description: Lake Chalco was a former endorheic lake in the Valley of Mexico, historically significant as part of the interconnected lacustrine system that supported pre-Hispanic civilizations such as the Aztecs.

A. Lago Xolotlán
Lago Xolotlán is a large freshwater lake in western Nicaragua that borders the capital city of Managua and is known for its environmental challenges and historical significance.
B. Lake Xaltocan
Lake Xaltocan was one of the interconnected lakes in the Valley of Mexico that formed part of the broader lacustrine system surrounding pre-Hispanic cities such as those of the Aztec civilization.
C. Lake Zumpango
Lake Zumpango is a remnant of the historic interconnected lakes of the Valley of Mexico, once part of the extensive lacustrine system surrounding ancient Tenochtitlan.
D. Catemaco Lake
Catemaco Lake is a scenic freshwater lake in the Los Tuxtlas region of Veracruz, Mexico, known for its lush rainforest surroundings, biodiversity, and cultural traditions including eco-tourism and folk healing.
E. Lake Texcoco
Lake Texcoco was a large, now mostly drained lake in the Valley of Mexico that once surrounded the Aztec capital Tenochtitlan and is central to Mexico’s national origin myth.
F. None of above. chosen

Statements (45)

Predicate	Object
instanceOf	endorheic lake ⓘ former lake ⓘ geographical feature ⓘ
archaeologicalInterest	evidence of lacustrine settlements ⓘ evidence of pre-Hispanic agriculture ⓘ
associatedWith	chinampa systems of southern Valley of Mexico ⓘ
basinCountry	Mexico ⓘ
civilizationContext	Aztec Empire ⓘ pre-Columbian Mesoamerica ⓘ
climateZone	highland subtropical ⓘ
country	Mexico ⓘ
culturalRegion	Mesoamerica ⓘ
drainage	endorheic (no natural outflow) ⓘ
elevation	high-altitude basin in the Mexican Plateau ⓘ
historicalSignificance	associated with Aztec civilization ⓘ part of the lake system around Tenochtitlan ⓘ supported pre-Hispanic civilizations ⓘ
hydrologicalType	endorheic basin ⓘ
impactOfDrainage	loss of wetlands ⓘ urban expansion ⓘ
knownFor	chinampa agriculture ⓘ fertile agricultural lands ⓘ
languageOfToponym	Nahuatl ⓘ
locatedIn	Mexico ⓘ Valley of Mexico ⓘ
locatedInPresentDay	Mexico City metropolitan area ⓘ linked to: Greater Mexico City metropolitan area State of Mexico region ⓘ linked to: State of Mexico (central region)
locatedNear	Lake Texcoco ⓘ Lake Xaltocan ⓘ Lake Xochimilco ⓘ Lake Zumpango ⓘ
modification	drained in the post-colonial period ⓘ
partOf	Valley of Mexico lacustrine system ⓘ linked to: Valley of Mexico Valley of Mexico lake complex ⓘ linked to: Valley of Mexico interconnected lakes of the Valley of Mexico ⓘ
primaryUsePreHispanic	agriculture ⓘ fishing ⓘ transportation by canoe ⓘ
region	central Mexico ⓘ
status	drained ⓘ former lake ⓘ
transportRole	part of canoe routes in Valley of Mexico ⓘ
usedBy	Aztecs ⓘ linked to: Mexica pre-Hispanic peoples of the Valley of Mexico ⓘ
waterType	freshwater ⓘ

How these facts were elicited

Referenced by (7)

Full triples — surface form annotated when it differs from this entity's canonical label.

Lake Xaltocan → hydrologicalConnection → Lake Chalco ⓘ

Chalco Valley → containsFormerly → Lake Chalco ⓘ

Chalco Valley → hydrologicalBasinOf → Lake Chalco ⓘ

San Andrés Mixquic → locatedNear → Lake Chalco (former lake area) ⓘ

linked to: Lake Chalco

chinampas → developedIn → Lake Chalco ⓘ

Lake Zumpango → historicallyConnectedTo → Lake Chalco ⓘ

Tláhuac, Mexico City → locatedNear → Lake Chalco (former lake bed) ⓘ