BRIDGEPORT — Aquarion Water Co. recently reminded customers to use caution when allowing anyone claiming to represent the company into their homes or businesses for maintenance, especially when no appointment has been scheduled.

The utility advised asking for photo identification before allowing the person to enter. It issued the reminder in light of recent instances statewide in which people fraudulently posed as utility workers.

Aquarion serves more than 625,000 people in 47 communities in six counties, including Litchfield and New Haven counties. For information on identifying an Aquarion employee, call Aquarion Customer Service at 203-445-7310 or 1-800-732-9678.