Weldon Spring Site, Missouri map.

Remediation at the Weldon Spring Site was conducted in accordance with Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) regulations. The Weldon Spring Site was transferred to the Office of Legacy Management (LM) in 2003. LM conducts long-term surveillance and maintenance at the site which includes routine inspections, site maintenance, records-related activities, stakeholder support, and operation of an Interpretive Center. For more information about the Weldon Spring Site, view the fact sheet.

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Weldon Spring Ordnance Works served the nation during World War II. Weldon Spring Uranium Feed Materials Plant served the nation during the Cold War. Continuing this legacy of service, LM’s Weldon Spring Site in Missouri serves as a community asset, protecting and conserving the environment. Watch this short video about the history and ongoing work at the site.
Department of Energy Office of Legacy Management


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A glance to the past provides meaning and purpose as doors open at the Weldon Spring Site Interpretive Center.
Department of Energy Office of Legacy Management

Weldon Spring Site Interpretive Center

The Weldon Spring Site Interpretive Center offers a window to the past and demonstrates the U.S. Department of Energy’s commitment to the future. Exhibits address the history of the Weldon Spring area, the site’s contributions to World War II and the Cold War, cleanup, and continuing long-term stewardship. The interpretive center provides educational programs, tours, research opportunities, and meeting rooms for public use. The surrounding gardens, prairie, trails, and disposal cell viewing platform are open to the public to explore.

Visit Weldon Spring Site Interpretive Center for more information.

Contact Us

Mailing Address:

Weldon Spring Site
7295 Highway 94 South
St. Charles, Missouri 63304

Phone: (636) 300-2601
Email: weldoncomments@lm.doe.gov

For media, government officials, or community stakeholders’ inquiries, email: wsspublicinquiries@lm.doe.gov