Oglebay Norton Gets Superfund Tag for Metal Plant Slag

Oglebay Norton Co. has potential Superfund liability for at least part of a $4 million cleanup of slag at a metal plant formerly operated by its subsidiary, a federal court in Texas ruled.

The ruling is the latest in a long-running dispute over who is liable for the cleanup of the metal waste at a site in El Paso adjacent to a smelter formerly operated by the American Smelting and Refining Co.

The April 9 decision rejected claims by the mining company that it, rather than subsidiary Oglebay Norton Minerals Inc., was potentially liable for cleanup costs incurred by site ...