ORHPA exhibits at Secret City Festival

The Oak Ridge unit of the Manhattan Project National Historical Park is now a reality. We at Oak Ridge Heritage & Preservation Association welcome you to attend this years 2016 Secret City Festival History displays inside the Civic Center A, B & C Rooms. We plan to celebrate the roots...

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K-25 Site

K-25 is a former uranium enrichment facility of the Manhattan Project which used the gaseous diffusion method. The U-shaped K-25 building measured half a mile by 1,000 feet (300m) – over 2,000,000 square feet (190,000 m2). This entire site is now called the East Tennessee Technology Park.

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Y-12 Volunteer Day

Come see the new footpath from the back drive to the pavilion. The back area clean-up and addition of the footpath was the project of the Y-12 Volunteer Day team this April 2015. We will be thanking the many people involved with this activity to help make the pavilion more...

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