Excerpts from the 1982 documentary film, "Dark Circle". Diablo Canyon was built and entered service despite legal challenges and civil disobedience from the anti-nuclear protesters of the Abalone Alliance. Over a two-week period in 1981, 1,900 activists were arrested at Diablo Canyon Power Plant.

It was the largest arrest total in the history of the U.S. anti-nuclear movement.

In a major victory for environmentalists, California is going nuclear-free, ending atomic energy’s more than half-century history in the state. On Tuesday, one of the state’s largest utilities agreed to a proposal endorsed by environmental groups and labor unions to shutter California’s last operating nuclear power plant, Diablo Canyon, by 2025. California is the world’s sixth largest economy, and it was among the first states to embrace nuclear energy in the 1950s.

“Listen to the Scientists:” Citizens Rally Against Closure of Diablo Canyon Nuclear Power Plant. Despite being set to close, a recent report has been published on The Diablo Canyon Power Plant, California’s last remaining nuclear plant — stating that it may be in the state’s best interest to keep the plant open. Mustang News Reporter Sofia Silvia took to Downtown San Luis Obispo to follow scientists and community members who are advocating for the plant.

This film examines the existential danger of meltdown from the continued operation of the Diablo Canyon Nuclear Power Plant, it's radioactive legacy, and the ongoing negative health impacts caused by federally-approved radiation releases during "normal" operations. In 2016 the California State Lands Commission (SLC) opted to give Pacific Gas and Electric Company (PG&E) a new lease for their nuclear power plant on California's Central Coast and the last one in the entire state.