I was thinking of the same circumstance. Explosives were used across the city. Most famously, all of one side of Van Ness Avenue. Used a little two much, and the blasts set more fires. An early example of effective municipal government in San Francisco, but there was properly no compensation because it came under the police power
Explosives were used across the city.
They blew up the family home of ancestors of one of my law partners, which is partly why I know about this. They were denied compensation and I believe ended up moving to Berkeley or Oakland, forget which. Part of their “riches to rags” story.