Transcript for This Is What People in Napa, California, Woke Up to
We're here in downtown -- in the heart of northern California's wine country this area was the hardest hit. By this earthquake take a look at that this is what residents are waking up to this morning this building here this bottom floor with her medium it was a wine shop a wine tasting room. -- -- Was a law office and you can seat. This destruction out here this rubble is all over the floor piles of brick and this is -- senior seeing it and walks all around this neighborhood. That's the dangers are right now pieces of this building just dangling precariously. Here it might look safe on the bottom floor. With the question is -- how damaged is the structural integrity of this building as the sun has come up -- here this is what we're seeing on board -- these buildings. Red tags -- this building unsafe for any one. And -- insight this -- quick was the biggest earthquake to hit the Bay Area in the last 25 years the governor has declared a state of emergency out here. The price tag for all of this damage could top. More than a billion dollars but here's the thing. Residents in Napa this morning are saying they really are lucky that it could have been so much worse had this earthquake struck in the middle of the date this area would have been filled with. Workers with tourists instead. It happened in the middle of the --
This transcript has been automatically generated and may not be 100% accurate.