Abstract This study shows the neotectonic deformation occurred in southern piedmont of Cumbres Calchaquíes, Amaicha and Tafí valleys. Neotectonic manifests itself through faults, folds diversions drainage channels. The valley is bounded to north by del Valle fault south Los Cardones fault. Calchaquíes ride over Sierra de Aconquija Carapunco faults. also has a synestral component, responsible fo...