The Carmen Fault is a right lateral-moving transform fault located on the seafloor of the southern Gulf of California. It links the Guaymas Basin to the north with the Carmen Basin to the south. All these features are part of the Gulf of California Rift Zone, the northern extension of the East Pacific Rise.

A magnitude 6.3 earthquake occurred along the Carmen Fault on January 19, 2017.^[1]

• A history of continental rifting at the mouth of the Gulf of California, Ness and Lyle (1981)