WOW.... man, with water like that, you will likely have to start from scratch (for all intents and purposes)
Either use RO or distilled water.
~"A fine beer may be judged with only one sip, but it's better to be thoroughly sure.”
On Deck: Spruce APA, Chambord Fortified Chocolate Porter, Imperial IPA
Secondary: Belgian Dark Strong Ale
Kegged/Drinking: Cascade, Cent., Amarillo Pale Ale
Kegged/Drinking: Belgian Pale Ale (HG yeast for yeast cropping see above)