and the San Andreas Fault both terminate near the south end of the Salton Sea, in an area called the Brawley Seismic Zone. The Brawley Seismic Zone is an active spreading center that connects the San Andreas Fault system with the Imperial Fault Zone to the south.

The Salton Trough is also referred to as a sedimentary basin because the basin has filled with sedimentary deposits as quickly as the basin has