Lake Toba

volcanic crater lake located in North Sumatra, Indonesia
LakeBodyOfWater volcanic_crater_lake Q183360
Lake Toba
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Summary

Lake Toba is a volcanic crater lake[1]. It ranks in the top 3% of volcanic crater lake entities by monthly Wikipedia readership (5,439 views/month).[2]

Key Facts

  • Located in the administrative territorial entity: North Sumatra[3]
  • Country: Indonesia[4]
  • Instance of: caldera[5]
  • Outflows: Asahan River[6]
  • Basin country: Indonesia[7]
  • Commons category: Lake Toba[8]
  • Has part(s): Samosir Island[9]
  • Located in/on physical feature: Sumatra[10]
  • Topic's main category: Category:Lake Toba[11]
  • Different from: Lac Toba[12]
  • Length: 87 km[13]
  • Elevation above sea level: 905 m[14], 900 m[15]
  • Area: 1145 km²[16]
  • Width: 27 km[17]
  • Volume as quantity: 240 cubic kilometre[18]
  • Perimeter: 294 km[19]
  • Volcano observatory: Volcanological Survey of Indonesia[20]
  • Vertical depth: 529 m[21]

Why It Matters

Lake Toba has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[22] It is known by 41 alternative names across languages and contexts.[23]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [4] ↑ . indonesia-tourism.com. indonesia-tourism.com. Provenance: wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [3] ↑ . GEOnet Names Server. wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . ragamwisata.com. ragamwisata.com. Provenance: wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . cosmopolitanfm.com. cosmopolitanfm.com. Provenance: wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [22] ↑ . Wikidata sitelinks. wikidata.org.
  3. [23] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Lake Toba. Retrieved October 14, 2026, from https://4ort.xyz/entity/lake-toba
MLA “Lake Toba.” 4ort.xyz Knowledge Graph, 4ort.xyz, 14 Oct. 2026, https://4ort.xyz/entity/lake-toba.
BibTeX @misc{4ortxyz_lake-toba_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Lake Toba}}, year = {2026}, url = {https://4ort.xyz/entity/lake-toba}, note = {Accessed: 2026-10-14}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Lake Toba — https://4ort.xyz/entity/lake-toba (retrieved 2026-10-14)

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