Deutsch: Lugano-Störung Français: Faille de Lugano Italiano: Faglia di Lugano English: Lugano Fault
The N–S trending Lugano Fault represents the southern segment of the Lugano-Monte Grona-Val Grande Fault System. It extends at least from Mendrisio northwards to northeast of Lugano
Deutsch: Lecco-Störung Français: Faille de Lecco Italiano: Faglia di Lecco English: Lecco Fault
The Lecco Fault is a NW–SE trending structure separating the sediments of the former Generoso Basin from the Upper Orobic Nappe of the Bergamasc Alps. It is probably a reactivated Mesozoic fault.