Over 100 competitors assembled on the shores of Lake Potrerillos, near Mendoza in Argentina, for the 2009 South American Championship of Techno293, Raceboard and Formula classes. The Championships was organised by the Asociacion Mendocina de Windsurf (AMW) in co-operation with the Federacion Argentina de Yachting (FAY) and the Federacion Argentina de Windsurf.

The 2009 Champions are:
Techno293 – Julian Becker Lopez ARG 15 full results 
Raceboard – Mariano Reutemann ARG 8 full results
Formula – Wilhelm Schurmann BRA 999 full results 
For more reports and gallery of photos – http://www.windsurfargentino.com/