A private fire protection company will be performing fire system testing on Thursday, February 16th at several locations throughout Middleton. They will be in the 7100 block of Belle Fontaine Blvd, the 3700 Block of Tribeca Dr. and Parmenter St, the 5200 block of Bishops Bay Parkway, and the 6200 block of Maywood Ave. A slight discoloration of the water may noticed during this time.