The Texas Ground Water Association (TGWA) Annual Convention and Trade Show to be held at the San Marcos Hotel & Conference Center in San Marcos, Texas on January 25-27, 2017 . The annual convention is the main groundwater trade show in Texas. So come and see us in booth 305 for all the products available from DAB Pumps & Tesla submersible motors and there new Resin filled 4" & 6" Submersible motors.