“Pollution”? The environmental review is for a freshwater deluge spray. You know, the same stuff that comes out of your kitchen tap?
There is indeed a need for environmental reviews; but like everything else, once a bureaucracy comes into being, it eventually comes to exist only for its own power and starts taking things to absurd levels.
Just to be clear, FWS is holding up SpaceX simply for wanting to pour out simple water into sand. The EXACT SAME THING that happens every time a thundershower comes over.