Plutonium Found in Los Alamos at Levels Comparable to Chernobyl Spark Public Outrage

Extreme contamination in Acid Canyon raises concerns over public safety and environmental health.

By Tibi Puiu, ZME Science | September 20, 2024 zmescience.com

Plutonium-rich samples from Acid Canyon, Los Alamos
Plutonium-rich samples from Acid Canyon, Los Alamos. Credit: Michael Ketterer.

A new study has revealed alarming levels of plutonium contamination near Los Alamos, New Mexico, the site where the first atomic bomb was developed. Radioactive contamination at Los Alamos may sound unsurprising but cleanup efforts by the U.S. government during the 1960s supposedly reduced it to safe levels. Today, the region welcomes many hikers and outdoor enthusiasts who embark on its trails.

The findings have led researchers and watchdog groups to call for immediate federal action. However, the government maintains that the area is safe for recreational use.

The contamination is concentrated in Acid Canyon, a site that once served as a dumping ground for nuclear waste from the Los Alamos National Laboratory. Michael Ketterer, a Northern Arizona University scientist and lead researcher on the project, described the situation as unprecedented in his decades-long career.

“What I found here in Acid Canyon is pretty much the most extreme plutonium contamination scenario . . . in an off-site, uncontrolled environmental setting that I’ve ever seen in my career,” Ketterer told the New Mexico Political Report, adding that the contamination levels are comparable to those found near the Chernobyl Nuclear Power Plant in Ukraine.

A Hidden Legacy of Contamination

Trinity Site plaque on the nuclear missile rage, Los Alamos
Credit: ABC News.

Acid Canyon’s contamination stems from its history as a disposal site for radioactive waste from 1943 until 1963. The Los Alamos National Laboratory, under the direction of the Department of Defense, piped liquid nuclear waste into the canyon. Over the years, the site has been the focus of cleanup efforts. But Ketterer’s recent findings suggest that those efforts may not have been sufficient at all.

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