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A potential cause of Earthquake in san Dieg | BLOG Certified
By Christopher Thompson A quake, even one so far away that nobody in San Diego feels it, could cause an emergency and force mandatory water-use restrictions. That's because most of San Diego's water comes from hundreds of miles away through threads of metal and concrete that connect us to distant rivers and reservoirs. Our biggest source of water is the Colorado River, which is diverted into Southern California from the Arizona border through a 242-mile water system that includes 92 miles of tunnels. In one worst-case scenario identified by the system's operator, the Metropolitan Water District of Southern California, a tunnel near Palm Springs would collapse during a quake and cut off flows for six months. San Diego's other significant source of imported water comes from rivers drained in Northern California and sent 700 miles south through what's known as the State Water Project. About 80 miles of the system's canals run parallel to the San Andreas Fault. The risk isn't just that the