Newly Discovered Durmid Ladder Shakes Up Southern California The Geological Society of America has identified a new ladder-like structure in the San Andrea’s fault zone.ย The Durmid ladder structure could cause the next major earthquake, also known as the “Big One“. The San Andrea’s fault zone is a major cause of concern for those who live in the densely populated areas that the fault runs through.ย While it […] Katy Shipley | June 25, 2018 0 Comments