Comment by simianparrot

> To be fair we are talking about an area of the country that is prone to seismic activity, it does limit the building materials.

Japan comes to mind as a country that's solved this.

> Where does LA get most of its water? Local sources? I don't think that's the case.

Relevant: https://www.latimes.com/california/story/2025-01-10/as-flame...