Northrop Grumman, Chemtronics Superfund Cleanup Deal Approved

Northrop Grumman Systems Corp. and Chemtronics Inc. will pay about $255,000 in total and perform remediation at a Superfund site in North Carolina under an agreement approved by a federal judge in the state.

The site, located about 11 miles east of Asheville, N.C., was formerly used to make incapacitating agents including tear gas. Those activities generated hazardous waste including solvents, spent acids, and other chemical waste, according to the filing in the U.S. District Court for the Western District of North Carolina.

The Environmental Protection Agency ordered excavation of contaminated soil, limited use of the site, groundwater monitoring, and ...