TEGA CAY, S.C. -- Clean-up has concluded following a sewage spill in Tega Cay.

The Utilities Inc. spokesperson tells NBC Charlotte that the company is still waiting for results of a bacterial test.

A swimming ban remains in effect for Lake Wylie.

Utilities Inc. says heavy rain is to blame for two sewage overflows within a week.

There have been more than 30 spills there this year.

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