LONG ISLAND, N.Y. (CBSNewYork) – Long Island homeowners water bills could soon double as a multi-million dollar cleanup effort gets under way.

New York state officials have ordered officials to remove the chemical 1,4-Dioxane from drinking wells.

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More than 70 percent of drinking wells on Long Island carry the carcinogen, which is associated with kidney and liver damage.

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State officials estimate it is going to cost as much as $840 million to get the repairs done.

“Why should I pay for it?,” said Bethpage homeowner Kevin Kelly. “It wasn’t me. Whoever did it is responsible.”

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If the state, federal government and manufacturers don’t help with the cost, experts say taxes will go up and water rates will soar.