Yes it’s kinda overkill.
But the coast areas around here are pretty much one or two ways in or out so if sparks start something there people could get trapped.
Spent part of my youth there. Cannot remember such fires even though the dead, dry grasses were all over Napa and Sonoma during Indian summers. But that was before hippies took over gov. BTW, how are people to evacuate and abandon livestock, chickens, etc.?