Northwest Alabama Regional Airport en Ala. Airport Undergoing $1 Million Upgrade <p>The Northwest Alabama Regional Airport is in the midst of a roughly $1 million upgrade that officials expect to be finished by the end of the year.<br><br>&nbsp;&nbsp; Director of the Muscle Shoals airport Barry Griffith tells the TimesDaily of Florence ( ) the airport's last upgrade happened about 20 years ago and the building has started showing signs of deterioration in certain areas.<br> Tue, 09 Jul 2013 13:02:18 +0000 The Associated Press 33780 at Ala. Airport Undergoing $1 Million Upgrade