Contrary to what SpaceX has claimed USFWS does not regulate industrial waste water discharge (unsurprisingly). The TCEQ has said they are in violation. FAA has paused launches pending an investigation. Both should have done this many months ago.
In any case with respect to existing contamination the only thing I would trust is an independent third party testing lab testing the water with the data made public. I don't know why you would want anything else.
In any case with respect to existing contamination the only thing I would trust is an independent third party testing lab testing the water with the data made public. I don't know why you would want anything else.