https://en.wikipedia.org/wiki/List_of_Superfund_sites ?
Fast food places produce grease. Gas stations have lots of small to medium size spills. Agriculture produces toxic runoff. Etc.
Compliance can definitely suck, especially when it comes to small, non-obvious producers - like a mom and pop diner.
I don’t know if there are “mom and pop” satellite launchers.
I suspect satellite management is an easier industry to regulate.