GREENWICH TWP., N.J. (WPVI) -- The State of New Jersey is suing three chemical companies over pollution issue, two days after ordering them to clean up contamination.
The lawsuits target DuPont, Chemours, and 3-M.
Dupont's old site in Greenwich Township is one of the focuses.
Another site is the Chemours Chamber Works in Pennsville.
Chemicals used to stain-proof clothing and make non-stick pans is reportedly contaminating groundwater.
Some firms say they are already addressing the situation while others have not yet commented.
New Jersey sues 3 chemical companies over pollution
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