It is - but most of the dam water we end up swilling or washing with has all sorts of muck floating in it , and birds crap in it out there too , kangas as well!
Was out at Harvey Weir a few weeks ago and that was almost brown , now we've got Seawater for dinner too - it all needs treatment no matter where it comes from.
Theres 2.3 million folks over in the wild west now - and we running dry.
Dearie me I almost sound serious - howwwwwwl