Tag Archives: Wallace Creek

Dragon’s Back Ridge on the San Andreas Fault, Carrizo Plain National Monument

Dragon’s Back Ridge is the result of the tremendous pressure along the San Andreas Fault that runs through the Carrizo Plain National Monument. The ridge is located southeast of the Wallace Creek offset and contains its own offset drainage channels. … Continue reading

Posted in San Luis Obispo | Tagged , , , , , , | Leave a comment

Wallace Creek Offset at the San Andreas Fault, Carrizo Plain National Monument

“A great earthquake shook the mountains, ripping a deep gash through the rock formations. . .” -A Spanish traveler’s account of the great Fort Tejon earthquake of 1857 On January 9, 1857, the 7.9 magnitude Fort Tejon temblor rocked California … Continue reading

Posted in San Luis Obispo | Tagged , , , , , , , , , | 1 Comment