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Three Mile Island accident

nuclear accident
Event nuclear_accident Q840847
Three Mile Island accident
Graphic_TMI-2_Core_End-State_Configuration.jpg: NRC derivative work: Das steinerne Herz (talk) · Public Domain · Wikimedia
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Summary

Three Mile Island accident is a nuclear accident[1]. It draws 21,603 Wikipedia views per month (nuclear accident category, ranking #1 of 7).[2]

Key Facts

  • Located in the administrative territorial entity: Pennsylvania[3]
  • Country: United States[4]
  • Location: Three Mile Island Nuclear Generating Station[5]
  • Commons category: Three Mile Island accident[6]
  • Point in time: March 28, 1979[7]
  • Topic's main category: Category:Three Mile Island accident[8]
  • Commons gallery: Three Mile Island Accident[9]
  • International Nuclear Event Scale: INES level 5 event[10]

Why It Matters

Three Mile Island accident has Wikipedia articles in 27 language editions, a strong signal of global cultural recognition.[11] It is known by 92 alternative names across languages and contexts.[12]

Related Entities

Pennsylvania United States

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [11] ↑ . Wikidata sitelinks. wikidata.org.
  3. [12] ↑ . 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). Three Mile Island accident. Retrieved October 18, 2026, from https://4ort.xyz/entity/three-mile-island-accident
MLA “Three Mile Island accident.” 4ort.xyz Knowledge Graph, 4ort.xyz, 18 Oct. 2026, https://4ort.xyz/entity/three-mile-island-accident.
BibTeX @misc{4ortxyz_three-mile-island-accident_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Three Mile Island accident}}, year = {2026}, url = {https://4ort.xyz/entity/three-mile-island-accident}, note = {Accessed: 2026-10-18}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Three Mile Island accident — https://4ort.xyz/entity/three-mile-island-accident (retrieved 2026-10-18)

Canonical URL: https://4ort.xyz/entity/three-mile-island-accident · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 14w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → ['1o7voI', '2eFhH']
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  2. 21w ago · Twofivesixbot bot · 2026-05-20 view diff on Wikidata ↗
    Coordinate location → {'lat': 40.153333333333336, 'lon': -76.72527777777778}
    International nuclear event scale → INES level 5 event
    Instance of → —
    Instance of → nuclear accident
    + 11 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|5 */ Yso id: 29525, mv to monolingual text names on YSO statements"
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