A boil order for the City of Jenks has been lifted, after officials were alerted to a positive E. coli test.
The Oklahoma Department of Environmental Quality lifted the precautionary advisory for the city Saturday.
"The water is now safe for human consumption," DEQ said in a release Saturday afternoon. "DEQ staff verified that there is adequate chlorine throughout the distribution system for disinfection and bacteriological samples indicated no bacteriological contamination."
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Tulsa Health Department also order the closing of Jenks restaurants Friday evening and Saturday morning, in light of the discovery.
According to the City of Jenks website, "City officials expected precautionary measures taken by businesses, including restaurants, to be lifted by the Tulsa City-county Health Department."
The boil order was issued Friday evening when an irregular sample was found. The city confirmed that that no signs of bacteria were found after follow-up tests where the sample was originally taken, and the water was deemed safe.
Officials believe the cause of the E. coli appearing may have been from a outside faucet or an environmental factor.