Bru'n water is probably one of the best out there.. That is what I use. It is online for download.
Also, check out the "Basic Water Primer" sticky in the Brewing Science forum - good intro, and then more information than you could ever want after. Also, chapter 15 of Palmer's book, how to brew....
I assume you are doing all-grain? Correct?
Kegged/Serving: Citra/Mosaic/Galaxy IPA, Blonde Ale, Oatmeal Stout, Amber Ale, American/Czech Pilsner, Farmhouse Saison
Bottled: Bourbon Barrel Maple Coffee RIS
Primary: Czech Dark Lager, Oatmeal Stout, American Amber, Blonde, Citra/Mosiaic/Galaxy IPA
Future Brews: Scottish 70, Dark Mild, American Pils, Bo Pils, APA....... More...... More....... Beer.......