Main Street in Westport was closed because of a gas leak near Route 1 and stores were evacuated on Thursday morning, according to police.
The incident was reported around 10:30 am. and Main Street is closed from Route 1 to Elm Street.
Areas of Parker-Harding Plaza were also closed off to all traffic, but it has since reopened.
Main Street has reopened to pedestrians, but but it is still closed to cars until further notice.
People were allowed return to stores along main street around 11:15 a.m., according to police.