San Diego is blessed with our amazing and wonderful climate and among the benefits of that client are that almost any type of plant or tree will grow here whether indigenous or non-indigenous. The often not considered downside of this is the unintended consequences of allowing non-indigenous trees to grow beyond the capability of the soil in San Diego to safely keep them rooted. Even indigenous trees too close to structures need to be considered as candidates for removal.
https://www.10news.com/news/local-news/tree-falls-on-home-in-point-loma-heights-area
Lest you think this is an unusual event here is a story from 2016: https://www.sandiegouniontribune.com/sdut-falling-tree-kills-person-in-car-2016jan31-story.html