Groton Utilities (GU), a municipal utility company based in Groton, CT, serves about 35,000 electric, phone, internet and water customers in Southeastern Connecticut . Flexnet, a Sensus product had been used in the GU Advanced Metering Infrastructure (AMI) implementation which started in 2008 and provided for the reliable and flexible 2-way AMI fixed network, whose communications take place through Radio Frequency (RF) data paths . In 2010, GU had selected Northstar Utilities Solutions to serve as the meter data management element with the latter’s MeterSense MDM product [2, 3]. The MeterSense solution monitored the performance of the AMI network by tracking the incoming data. Also, the solution reported on the accuracy of the data and identifies any abnormalities in data communication .