---
title: Trinity Test Explosion, 1945
author: United States Department of Energy
source: https://www.worldhistory.org/image/22133/trinity-test-explosion--1945/
format: machine-readable-alternate
updated: 2026-09-10
---
# Trinity Test Explosion, 1945
_Authored by United States Department of Energy_
## Image File
[](https://www.worldhistory.org/uploads/images/22133.png)
## Image Caption
A photograph of the '[Trinity](https://www.worldhistory.org/Trinity/)' atomic bomb test at a remote spot in the desert near Alamogordo, New Mexico on 16 July 1945. The test was part of the top secret Manhattan Project. The explosion was equal to 18,600 tons of TNT and it destroyed all plant and animal life within a mile radius.
United States Department of Energy
## Cite This Work
### APA
Energy, U. S. D. o. (2026, September 10). Trinity Test Explosion, 1945. *World History Encyclopedia*.
### Chicago
Energy, United States Department of. "Trinity Test Explosion, 1945." *World History Encyclopedia*, September 10, 2026. .
### MLA
Energy, United States Department of. "Trinity Test Explosion, 1945." *World History Encyclopedia*, 10 Sep 2026, .
## License & Copyright
[](https://en.wikipedia.org/wiki/File:Trinity_Detonation_T&B.jpg)Based on [Wikipedia](http://www.wikipedia.org/ "Wikipedia") content that has been reviewed, edited, and republished. [Original image](https://en.wikipedia.org/wiki/File:Trinity_Detonation_T&B.jpg) by [**United States Department of Energy**](https://en.wikipedia.org/wiki/File:Trinity_Detonation_T&B.jpg). Submitted by [Mark Cartwright](https://www.worldhistory.org/user/markzcartwright/ "User Page: Mark Cartwright"), published on 10 September 2026. The copyright holder has published this content under the following license: [Public Domain](http://en.wikipedia.org/wiki/Public_domain). This item is in the public domain, and can be used, copied, and modified without any restrictions. Please note that content linked from this page may have different licensing terms.