September 8, 2016: AWWA Southwest Florida Water & Wastewater Exposition Posted on August 19, 2016July 25, 2017 by Weston & Sampson (A) Representatives of Weston & Sampson will exhibit at this year's Southwest Florida Water & Wastewater Exposition, taking place September 8, 2016 at the Harborside Convention Center in Fort Myers, Florida. Posted in Events, Florida Engineering, News and tagged awwa.