At 430 am there was a 1.8 quake in Danville,ca. About 18 miles from here. Within a minute this building sghook slightly. Quake waves are weird. There was a quake in Piedmont, a suburb of Oakland. A 5.0. This building rocked after that one. Piedmont is 20 miles away. When Harold Campion radio station owner and religious nutball predicted the end of the world, there were quakes almost aft the time he said the world would eynd in Rodeo, 10 miles away and this building reaaly rocked a lot.