Chicago Pile-1

world's first nuclear reactor to achieve criticality, part of the Manhattan Project, the Allied effort to create atomic bombs during World War II
Thing atomic_pile Q284681
Chicago Pile-1
Melvin A. Miller of the Argonne National Laboratory · Public Domain · Wikimedia
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Chicago Pile-1

Summary

Chicago Pile-1 is an atomic pile[1]. It has Wikipedia articles in 21 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • Chicago Pile-1 is located in Illinois[3].
  • Chicago Pile-1 is in the country of United States[4].
  • Chicago Pile-1's instance of is recorded as atomic pile[5].
  • Chicago Pile-1's designed by is recorded as Enrico Fermi[6].
  • Chicago Pile-1 is part of Manhattan Project[7].
  • Chicago Pile-1's Commons category is recorded as Chicago Pile-1[8].
  • Chicago Pile-1's coordinate location is recorded as {'lat': 41.792222, 'lon': -87.600833}[9].
  • Chicago Pile-1's service entry is recorded as December 2, 1942[10].
  • Chicago Pile-1's service retirement is recorded as February 28, 2023[11].
  • Chicago Pile-1's heritage designation is recorded as National Historic Landmark[12].
  • Chicago Pile-1's heritage designation is recorded as Chicago Landmark[13].
  • Chicago Pile-1's heritage designation is recorded as National Register of Historic Places listed place[14].

Body

Definition and Type

Chicago Pile-1's instance of is recorded as atomic pile[5].

Use and Application

Chicago Pile-1 is part of Manhattan Project[7].

Why It Matters

Chicago Pile-1 has Wikipedia articles in 21 language editions, a strong signal of global cultural recognition.[2] It is known by 11 alternative names across languages and contexts.[15]

References

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

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [5] . wikidata.org.
  3. [3] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . National Register of Historic Places. wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [15] . 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). Chicago Pile-1. Retrieved May 3, 2026, from https://4ort.xyz/entity/chicago-pile-1
MLA “Chicago Pile-1.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/chicago-pile-1.
BibTeX @misc{4ortxyz_chicago-pile-1_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Chicago Pile-1}}, year = {2026}, url = {https://4ort.xyz/entity/chicago-pile-1}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Chicago Pile-1 — https://4ort.xyz/entity/chicago-pile-1 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/chicago-pile-1 · 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. 21d ago · ~2026-42785-95 · 2026-08-01 view diff on Wikidata ↗
    Instance of
    Coordinates
    Designed by Enrico Fermi
    Country United States
    + 11 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update:2||1 */ [[Property:P730]]: 28 February 1943"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.