Southern California Regional Rocks and Roads

A tunnel on US 80?

October 10, 2026June 18, 2017

In the late 1940’s, plans were being drawn for improvements to US 80 in San Diego County. The highway, as it was then, had changed little since its last upgrade between 1928 and 1932. While much of the highway was on a better alignment than before, the section between Alpine and Descanso still needed more …

Image of the Week – 3/26/2017

October 10, 2026March 26, 2017

April 2010 Baja Earthquake – Part 1

May 3, 2017June 11, 2013

On April 4, 2010, a 7.2 earthquake struck the northern Baja California and Southern California region. I was in Oceanside at a friends house at the time. Initially, I didn’t feel it and thought the others at the party were joking. We had been talking about the Northridge Earthquake earlier in the day. Once I …

A tunnel on US 80?

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Image of the Week – 3/26/2017

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April 2010 Baja Earthquake – Part 1

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