X-10 Reactor, Oak Ridge National Laboratory
Decommissioned nuclear reactor in Tennessee. Added to the National Register in 1966, and a National Historic Landmark.

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What it is
The X-10 Graphite Reactor is a decommissioned nuclear reactor at Oak Ridge National Laboratory in Oak Ridge, Tennessee. Formerly known as the Clinton Pile and X-10 Pile, it was the world's second artificial nuclear reactor and the first intended for continuous operation. It was built during World War II as part of the Manhattan Project.
Text from Wikipedia, CC BY-SA 4.0.
The record
| Property type | Structure |
| Address | Oak Ridge National Laboratory, Oak Ridge, TN |
| County | Roane County |
| Listed | Oct 15, 1966 |
| Listed for | Science, Invention |
| Level of significance | National |
| Also known as | X-10 Reactor, Graphite Reactor |
| Reference number | 66000720 |
| Type of place | nuclear reactor |
| Designations | National Historic Landmark |
| Contributing resources | 1 structure |
Visiting
| Address | Oak Ridge National Laboratory, Oak Ridge, TN |
| Coordinates | 35.9282° N, 84.3175° W · Directions ↗ |
| Nearest national park unit | Obed Wild & Scenic River · 20 miles · on Park Atlas |
| Federal campgrounds nearby | Rock Creek Campground (Tn) 22 miles · Look Rock Campground 29 miles · Abram'S Creek Campground 31 miles |
Explore
Map
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Reference
Questions people ask
When was X-10 Reactor, Oak Ridge National Laboratory listed on the National Register?
Oct 15, 1966. It is also a National Historic Landmark, the higher of the two designations.
Source: National Park Service
Where is X-10 Reactor, Oak Ridge National Laboratory?
Oak Ridge National Laboratory, Oak Ridge, Roane County, Tennessee. The nearest national park unit is Obed Wild & Scenic River, 20 miles away.
Source: Obed Wild & Scenic River
Are there campgrounds near X-10 Reactor, Oak Ridge National Laboratory?
Three federal campgrounds are within reach. The closest is Rock Creek Campground (Tn), 22 miles away. Look Rock Campground is 29 miles away, and Abram'S Creek Campground is 31 miles away.
Source: Campsite Atlas
Is there cell service at X-10 Reactor, Oak Ridge National Laboratory?
FCC coverage maps show Verizon 4G LTE, AT&T 4G LTE, and T-Mobile 5G at the listed point. Coverage indoors and behind old masonry is another matter.
Source: FCC Broadband Map
Sources
Location, type and contributing counts come from the National Park Service's National Register spatial data. Listing dates come from the National Register office's spreadsheet where it carries the listing. Construction date, architect, style, photograph and encyclopedia link come from Wikidata and Wikimedia Commons, matched on reference number 66000720. Nothing here is transcribed by hand. The nomination form and photographs ↗ at NPGallery are the original nomination as filed with the National Park Service, and the form is often the best description of the place. The description under "What it is" is the opening of the Wikipedia article, CC BY-SA.