Office of Legacy Management

Legacy Management Sites Map 2016

LM has been charged with the responsibility for long-term surveillance and maintenance, workforce restructuring and benefits, property management, land use planning, and community assistance for 100 sites in the United States and the territory of Puerto Rico.

Learn More about LM Sites >

Grand Junction Site Atomic Legacy Cabin

LM has several sites that are regularly open to visitors. It’s important to us that members of the public have access to the information they need to be confident about the safety of our sites. LM’s visitor and interpretive centers provide valuable information to communities about the history of sites, their cleanups, and our ongoing long-term stewardship work. 

Read More >

LM Program Update

Program Update: 2nd Quarter 2020
Best viewed using Chrome or Firefox.

The LM Program Update is published quarterly and provides information on LM sites, activities, and events.

Read More >

Elements: June 2020

Published monthly, Elements provides the latest stories involving the people, sites, activities, and events that highlight the mission of LM.

Read More >

LM News

Former DOE Intern Presents at Arizona/NASA Space Grant Symposium
An interview with Alyssa Renteria.
August 11, 2020
View Article
Soil Sample Plutonium Results Near the Rocky Flats Site Summarized by State Regulators 
The publicly-available review shows consistency with cleanup processes.
August 7, 2020
View Article
DOE Historian Joins LM
An interview with Eric Boyle, whose work covers history, preservation, and archives.
August 6, 2020
View Article
LM Issues Burro Mines Draft Environmental Assessment Notice
A public comment period for the draft environmental assessment begins August 7, 2020.
August 4, 2020
View Article
Safety First: LM's Mexican Hat Interim Cover Protection Project
A field project in Utah exemplifies LM’s commitment to safety.
July 30, 2020
View Article
LM Receives EPEAT Purchaser Award for Advancement of Sustainability
Award recognizes excellence in sustainable procurement of electronic equipment.
July 29, 2020
View Article
Riding the Rails to Abandoned Uranium Mines
LM’s DRUM Program visits Elk Park Mine via Durango & Silverton Narrow Gauge Railroad
July 23, 2020
View Article
The LM Monument Valley Processing Site Is Captured in an Animated Timeline
Learn more about the history of the Monument Valley, Arizona, Processing Site.
July 21, 2020
View Article
The History of a Park Dedicated to the Manhattan Project Story
The Manhattan Project was an unprecedented, top-secret research and development program created during World War II to develop an atomic weapon.
July 14, 2020
View Article
The LM Shiprock Disposal Site Is Captured in an Animated Timeline
Learn more about the history of the Shiprock, New Mexico, Disposal Site.
July 14, 2020
View Article
LM Email Updates
To receive the latest news and updates about LM, submit your email address.