Mad River

river in California, United States
Place river Q6726034
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Mad River

Summary

Mad River is a river[1]. It ranks in the top 2% of river entities by monthly Wikipedia readership (20 views/month).[2]

Key Facts

  • Mad River is located in Humboldt County[3].
  • Mad River is located in Trinity County[4].
  • Mad River is in the country of United States[5].
  • Mad River's route map is recorded as Mad river map.png[6].
  • Mad River's image is recorded as Mad River CA.jpg[7].
  • Mad River's instance of is recorded as river[8].
  • Mad River's Commons category is recorded as Mad River (California)[9].
  • Mad River's mouth of the watercourse is recorded as Pacific Ocean[10].
  • Mad River's GNIS Feature ID is recorded as 217920[11].
  • Mad River's coordinate location is recorded as {'lat': 40.9419, 'lon': -124.135}[12].
  • Mad River's Freebase ID is recorded as /m/0cxn61[13].
  • Mad River's GeoNames ID is recorded as 5567410[14].
  • Mad River's length is recorded as {'unit': 'Q828224', 'amount': '+182'}[15].
  • Mad River's watershed area is recorded as {'unit': 'Q712226', 'amount': '+1290'}[16].
  • Mad River's Yale LUX ID is recorded as place/1acb50b0-b88d-4345-804d-3ac0e957b9b6[17].

Body

Geography

Mad River is in the country of United States[5]. Located in include Humboldt County[3], a county of California[18], in United States[19], founded in 1853[20] and Trinity County[4], a county of California[21], in United States[22], founded in 1850[23].

Physical Characteristics

Mad River's length is recorded as {'unit': 'Q828224', 'amount': '+182'}[15].

Designation and Status

Mad River's instance of is recorded as river[8].

Why It Matters

Mad River ranks in the top 2% of river entities by monthly Wikipedia readership (20 views/month).[2]

References

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

Direct Wikidata claims

  1. [6] . wikidata.org.
  2. [5] . wikidata.org.
  3. [7] . wikidata.org.
  4. [8] . wikidata.org.
  5. [3] . wikidata.org.
  6. [4] . wikidata.org.
  7. [9] . 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] . wikidata.org.
  15. [17] . wikidata.org.

Inline context (facts about related entities)

  1. [18] . Wikidata. wikidata.org. → on this site
  2. [19] . Wikidata. wikidata.org. → on this site
  3. [20] . Wikidata. wikidata.org. → on this site
  4. [21] . Wikidata. wikidata.org. → on this site
  5. [22] . Wikidata. wikidata.org. → on this site
  6. [23] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.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). Mad River. Retrieved April 10, 2026, from https://4ort.xyz/entity/mad-river-q6726034
MLA “Mad River.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/mad-river-q6726034.
BibTeX @misc{4ortxyz_mad-river-q6726034_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Mad River}}, year = {2026}, url = {https://4ort.xyz/entity/mad-river-q6726034}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Mad River — https://4ort.xyz/entity/mad-river-q6726034 (retrieved 2026-04-10)

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