Flatwater SUP Instructor Certification courses are conducted on the Catawba River at the USNWC and will include both the Level 1: Introduction to SUP Instructor Certification and Level 2: Essentials of SUP Instruction Certification. The Level 2 course is a three day course that includes the Level 1 course as well. It is the most comprehensive course for flatwater instructor certification. Cost: $299 Visit http://usnwc.org/certification/aca-stand-up-paddleboard-instruction-certification/ for more information and regisration.