A former center of zinc and lead mining in northeastern Oklahoma, the town is located within the Tar Creek Superfund site designated in 1983 because of extensive environmental contamination. The vast majority of its residents accepted federal buyout offers of their properties, and the town's population officially had declined to zero in November 2010.Sheila Stogsdill, "Cardin population drops to 0 as buyout completed", Tulsa World, November 17, 2010.
A former center of zinc and lead mining in northeastern Oklahoma, the town is located within the Tar Creek Superfund site designated in 1983 because of extensive environmental contamination. The vast majority of its residents accepted federal buyout offers of their properties, and the town's population officially had declined to zero in November 2010.Sheila Stogsdill, "Cardin population drops to 0 as buyout completed" Tulsa World, November 17, 2010.